Sam Beddar, Ph.D., DABR, CRE, FCCPM, FAAPM
Department of Radiation Physics, Division of Radiation Oncology
Present Title & Affiliation
Primary Appointment
Professor, Tenured Clinical Faculty Appointment, Department of Radiation Physics, Division of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
Director of Clinical Research, Department of Radiation Physics, Division of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
Dual/Joint/Adjunct Appointment
Faculty Member, Graduate School of Biomedical Sciences, University of Texas, Houston, TX
Professeur Adjoint, Department of Departement de Physique, Genie Physique et Optique, Universite Laval, Quebec City
Adjunct Professor, Department of Medical Physics, University of Wisconsin School of Medicine & Public Health, Madison, WI
Education & Training
Degree-Granting Education
1990 | University of Wisconsin, Madison, WI, USA, Ph.D, Medical Physics |
1984 | University of Wisconsin, Madison, WI, USA, MS, Medical Physics |
1981 | University of Constantine, Constantine, DZA, MS, Theoretical Physics |
1980 | University of Constantine, Constantine, DZA, BS, Physics |
Board Certifications
2002 | Canadian College of Physicists in Medicine |
1994 | American Board of Radiology |
Experience & Service
Academic Appointments
Professor, Non-Tenure Clinical Faculty Appointment, Department of Radiation Physics - Patient Care, Division of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2008 - 2011
Associate Professor, Department of Radiation Physics - Patient Care, Division of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2002 - 2008
Visiting Professor, Department of Radiation Oncology, Royal Prince Alfred Hospital, Sydney, 2002 - 2002
Assistant Professor, Secondary Appointment, Department of Physics Department, Case Western Reserve University, Cleveland, OH, 1999 - 2002
Assistant Professor, Department of Radiation Oncology, University Hospitals of Cleveland, School of Medicine, Case Western Reserve University, Cleveland, OH, 1998 - 2002
Assistant Professor, Department of Radiation Oncology, Albany Medical College, Albany, NY, 1996 - 1998
Assistant Professor, Department of Radiation Oncology, University of Rochester Medical Center, Rochester, NY, 1993 - 1996
Staff Medical Physicist, Department of Clinical Physics, The Ontario Cancer Institute, The Princess Margaret Hospital, Toronto, 1990 - 1993
Administrative Appointments/Responsibilities
Service Chief, Gastrointestinal Service, Department of Radiation Physics - Patient Care, The University of Texas MD Anderson Cancer Center, Houston, TX, 2005 - 2020
Institutional Committee Activities
Chair, Advanced Imaging Scientific Review Committee, Radiation Oncology Strategic Initiatives (ROSI), 2021 - Present
Chair, ROSI Faculty and Non-Faculty Seed Award Review Committee, Radiation Oncology Strategic Initiatives (ROSI), 2021 - Present
Co-Chair, Shark Tank Award Research Scientific Review, Radiation Oncology Strategic Initiatives (ROSI), 2021 - Present
Chair, Health Services Research Scientific Review Committee, Radiation Oncology Strategic Initiatives (ROSI), 2021 - Present
Representative & voting member from MDACC, The Joint Steering Committee (JSC) of the IntraOP-MDACC Strategic Alliance, 2020 - Present
Member Nominee, Promotions & Tenure Committee (PTC), 2020 - 2023
Member, Radiation Oncology Division Promotional and Tenure Review Committee, 2020 - Present
Chair, Advanced Imaging Scientific Review Committee, Radiation Oncology Strategic Initiatives (ROSI), 2020 - Present
Chair, Clinical Trials Research Scientific Review Committee, Radiation Oncology Strategic Initiatives (ROSI), 2020 - Present
Member, Boot Walk Award for Faculty and Non-Faculty Review Committee, Radiation Oncology Strategic Initiatives (ROSI), 2020 - Present
Member, The Scientific Review Committee (SRC), 2019 - 2021
Program Chair & Mentor, Radiation Oncology Strategic Initiatives (ROSI) Scientific Review Committees, 2019 - Present
Member, The Data Governance Committee, The Division of Radiation Oncology, 2019 - Present
Member, The Quality of Life and Patient Reported Outcome (PRO) Working Group, The division of Radiation Oncology, 2019 - Present
Co-Chair, The Radiation Oncology Clinical Research Council (RO-CRC), 2018 - Present
Member, Clinical Research Arbitration Committee, Division of Radiation Oncology, 2016 - Present
Co-Chair, Faculty Effort Guidelines and Grant Support Task Force, Division of Radiation Oncology, 2015 - Present
Member, The Graduate School of Biomedical Sciences (GSBS) Executive Committee, 2015 - Present
Chair, The Graduate School of Biomedical Sciences (GSBS) Membership Committee, 2015 - 2016
Senior Faculty Member, Faculty Academic Review Committee (FARC), 2014 - Present
Member, Clinical Innovator Awards Review Committee, 2014 - Present
Member, The Divisional Awards Review Board, Division of Radiation Oncology, 2014 - Present
Chair, Faculty Recruitment Committee, Department of Radiation Physics, 2014 - Present
Member, The Graduate School of Biomedical Sciences (GSBS) Membership Committee, 2013 - 2015
Co-Leader, The Center for Radiation Oncology Research (CROR) Technology Working Group, 2013 - 2019
Member, Scientific Publications Advisory Board, 2012 - Present
Member, Research Funding Review Panel, Division of Radiation Oncology, 2012 - Present
Member, Faculty Promotional Review Committee, Department of Radiation Physics, 2011 - Present
Chair, Odyssey Program Advisory Committee, 2010 - 2011
Senator (elected), Faculty Senate Promotion & Tenure Issues Committee, 2010 - Present
Co-Chair, Odyssey Program Advisory Committee, 2009 - 2010
Senator (elected), Faculty Senate, 2009 - 2012
Member, Knudson Award Committee, 2009 - 2012
Member, Physicist-Scientist Oversight Committee - Department of Radiation Physics - Research, 2008 - 2014
Member, Odyssey Program Advisory Committee, 2008 - 2009
Member, Research Funding Review Panel - Department of Radiation Physics - Research, 2007 - 2011
Member, Research Mentorship Committee, 2007 - 2011
Member, Continuous Medical Education Advisory Committee (CME), 2006 - 2014
Member, Practitioner Peer Assistance Committee (PPAC), 2005 - 2020
Honors & Awards
2016 | PMB EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal Physics in Medicine & Biology: "Review pf plastic and liquid scintillation dosimetry for photon, electron and proton therapy", Luc Beaulieu and Sam Beddar, Phys Med Biol 61 R305-R343, 10/2016 |
2015 | 2015 Sylvia Fedoruk Award. This Award is presented for the best paper on a subject falling within the field of medical physics, relating to work carried out wholly or mainly within a Canadian institution and published during the past calendar year. The prize was awarded for the paper by Mathieu Goulet, Madison Rilling, Luc Gingras, Sam Beddar, Luc Beaulieu, and Louis Archambault, “Novel, full 3D scintillation dosimetry using a static plenoptic camera”, Med Phys 41, Vol. 8, Aug. 2014; 082101. Selection is made by an anonymous panel of judges appointed jointly by the Canadian College of Physicists in Medicine and the Canadian Organization of Medical Physics |
2015 | Med Phys EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal of Medical Physics: Systematic evaluation of photodetector performance for plastic scintillation dosimetry, Boivin J, Beddar S, Guillemette M, Beaulieu L, Med Phys 42(11):6211-20, 11/2015 |
2014 | Highest commendation for service to graduate education, The University of Texas Graduate School of Biomedical Sciences at Houston |
2014 | Med Phys EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal of Medical Physics: Novel, full 3D scintillation dosimetry using a static plenoptic camera, Mathieu Goulet, Madison Rilling, Luc Gingras, Sam Beddar, Luc Beaulieu, and Louis Archambault, Med Phys 41(8):082101 (13 pages), 8/2014 |
2014 | Med Phys EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal of Medical Physics: Variation of kQclin,Qmsr (fclin,fmsr) for the small-field dosimetric parameters percentage depth dose, tissue-maximum ratio, and off-axis ratio, Francescon P, Beddar S, Satariano N, Das IJ, Med Phys 41(10):101708, 10/2014 |
2013 | PMB EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal Physics in Medicine & Bilogy: "On the nature of the light produced within PMMA optical light guides in scintillation fiber-optic dosimetry", François Therriault-Proulx, Luc Beaulieu, Louis Archambault and Sam Beddar, Phys Med Biol 58 2073-2084, 3/2013 |
2013 | Med Phys EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal of Medical Physics: "Vision 20/20 Article: In vivo dosimetry brachytherapy", Tanderup K, Beddar S, Andersen CE, Kertzscher G and Joanna E Cygler J, Med Phys 40(7):070902 (15 pages), 7/2013 |
2013 | Med Phys EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal of Medical Physics: "Vision 20/20 Article: In vivo dosimetry in external beam radiotherapy". Mijnheer B, Beddar S, Izewska J and Reft Chester, Med Phys 40(7):070903 (19 pages), 7/2013 |
2013 | PMB EDITOR's CHOICE. The Editor's pick of the best articles recently published in the Journal Physics in Medicine & Biology: "Measurement of characteristic prompt gamma rays emitted from oxygen and carbon in tissue-equivalent samples during proton beam irradiation", Polf JC, Panthi R, Mackin DS, McCleskey M, Saastamoinen A, Roeder BT, Beddar S, Phys Med Biol 58(17):5821-5831, 9/7/2013 |
2012 | Best in Physics (Therapy) Award. Award for the 5 presentations that scored highest in the abstract review process and judged by the Scientific Program Directors to reflect the highest level of scientific quality and innovation, "A Novel multi-point plastic scintillation detector for in vivo dosimetry and quality assurance in radiation therapy", Therriault-Proulx F, Beaulieu L, Archambault L, Beddar S, The American Association of Physicist in Medicine (AAPM Annual Meeting) |
2012 | The John R. Cunningham Young Investigators' Competition Symposium, Award for Best Young Investigator Abstract and Presentation. Won the 1st Place Award. "A new optically encoded single-fiber plastic scintillation detector for multi-point radiation dosimetry", Therriault-Proulx F, Beddar S, Archambault L, Beaulieu L, (COMP/CCPM Annual Meeting), 2012, The Canadian Organization of Medical Physicists (COMP) and The Canadian College of Physicists in Medicine (CCPM) |
2011 | Award for Best Young Investigator Abstract and Presentation. Won the 2nd place award, "A phantom study demonstrating the efficiency of plastic scintillation detectors for real-time in vivo verification of Ir-192 HDR brachytherapy treatments", Therriault-Proulx F, Beaulieu L, Beddar S, SWAAPM Spring Meeting 2011, The Southwest Chapter of the American Association of Physicists in Medicine (SWAAPM) |
2010 | The John R. Cunningham Young Investigators' Competition Symposium, Award for Best Young Investigator Abstract and Presentation. Won the 2nd Place Award. "A two dimensional plastic scintillation detector array for quality assurance of intensity modulated radiation therapy". Guillot M*, Gingras L, Archambault L, Beddar S, Beaulieu L. COMP/CCPM Annual Meeting, 2010, The Canadian Organization of Medical Physicists and The Canadian College of Physicists in Medicine |
2010 | Chairman's Award for Meritorious Services -- Award for outstanding contributions and service to the Department, the Division and the Institution, Department of Radiation Physics, The University of Texas MD Anderson Cancer Center |
2010 | Recipient of the 2010 Annual Meeting Basic Science Abstract Award for the abstract titled "Fast and Accurate Verification of Proton Range, Position and Intensity in IMPT with a 3 D Detector System." Archambault L, Poenisch F, Sahoo N, Lee A, Griffin MT, Mohan R, Beddar AS, The American Society of Radiation Oncology (ASTRO) |
2009 | Leadership Award for Special Contributions in Research, Department of Radiation Physics, The University of Texas MD Anderson Cancer Center |
2009 | Faculty Leadership Academy, The University of Texas M.D. Anderson Cancer Center |
2009 | Award of Excellence for the Best Radiation Measurement Article, The American College of Medical Physics |
2008 | Fellow of the American Association of Physicists in Medicine, AAPM |
2007 | Jack Fowler Junior Investigator Competition Winner, Award for Best Junior Investigator Abstract, "Clinical prototype of a plastic water-equivalent scintillating fiber dosimeter matrix for IMRT QA applications", Lacroix F, Archambault L, Gingras L, Beddar AS, and Beaulieu L. Med Phys 34:2610, 2007, American Association of Physicists in Medicine |
2006 | Odyssey Program and Houston Endowment, Inc. Award for Scientific Achievement, "Plastic scintillator dosimeter array for IMRT and IMPT", (Odyssey Fellow: Louis Archambault), The University of Texas MD Anderson Cancer Center |
2003 | Citation, "One of the Journals most frequently downloaded articles in 2003" (Beddar AS, Law S, Suchowerska N, and Mackie TR. Plastic scintillation dosimetry: optimization of light collection efficiency. Phys. Med. Biol. 48(9):1141-1152, 2003.) -- 446 downloads --, Physics in Medicine and Biology |
1992 | Fellow of Canadian College of Physicists in Medicine, CCPM |
1990 | AAPM Summer School Scholarship, American Association of Physicists in Medicine |
1984 | Post-Graduate Scholarship, Le Ministere de l'Enseignement Superieur et de la Recherche Scientifique (M.E.S.R.S.) |
1981 | Graduate Scholarship, Le Ministere de l'Enseignement Superieur et de la Recherche Scientifique |
1981 | Valedictorian, Institut des Sciences Exactes, Université de Constantine, Algeria, Diploma of Higher Studies |
Professional Memberships
Selected Publications
Peer-Reviewed Articles
- Iskander GM, Cavazos A, Ejezie CL, Cox V, Cheng H, Perez S, Koong AC, Nguyen J, Herman J, Beddar S, Liao Z, Yeboa DN. Protocol-in-a-Day Workshop: Expediting IRB Approval for Junior and Senior Faculty. J Cancer Educ. e-Pub 2024. PMID: 38914893.
- Chang E, Wong FCL, Chasen BA, Erwin WD, Das P, Holliday EB, Koong AC, Ludmir EB, Minsky BD, Noticewala SS, Smith GL, Taniguchi CM, Rodriguez MJ, Beddar S, Martin-Paulpeter RM, Niedzielski JS, Sawakuchi GO, Schueler E, Perles LA, Xiao L, Szklaruk J, Park PC, Dasari AN, Kaseb AO, Kee BK, Lee SS, Overman MJ, Willis JA, Wolff RA, Tzeng CD, Vauthey JN, Koay EJ. Phase I Trial of SPECT-Guided Liver-Directed Radiotherapy for Patients with Low Functional Liver Volume. JNCI Cancer Spectr. e-Pub 2024. PMID: 38730548.
- Palmiero A, Liu K, Colnot J, Chopra N, Neill D, Connell L, Velasquez B, Koong AC, Lin SH, Balter P, Tailor R, Robert C, Germond JF, Jorge PG, Geyer R, Beddar S, Moeckli R, Schüler E. On the acceptance, commissioning, and quality assurance of electron FLASH units. ArXiv, 2024. e-Pub 2024. PMID: 38827455.
- Garibaldi C, Beddar S, Bizzocchi N, Tobias Böhlen T, Iliaskou C, Moeckli R, Psoroulas S, Subiel A, Taylor PA, Van den Heuvel F, Vanreusel V, Verellen D. Minimum and optimal requirements for a safe clinical implementation of ultra-high dose rate radiotherapy: A focus on patient's safety and radiation protection. Radiother Oncol:110291. e-Pub 2024. PMID: 38648991.
- Baikalov A, Tho D, Liu K, Bartzsch S, Beddar S, Schüler E. Characterization of a novel time-resolved, real-time scintillation dosimetry system for ultra-high dose rate radiation therapy applications. ArXiv, 2024. e-Pub 2024. PMID: 38495573.
- Liu K, Holmes S, Schüler E, Beddar S. A comprehensive investigation of the performance of a commercial scintillator system for applications in electron FLASH radiotherapy. Med Phys. e-Pub 2024. PMID: 38507253.
- Stolen E, Fullarton R, Hein R, Conner RL, Jacobsohn LG, Collins-Fekete CA, Beddar S, Akgun U, Robertson D. High-Density Glass Scintillators for Proton Radiography-Relative Luminosity, Proton Response, and Spatial Resolution. Sensors (Basel) 24(7), 2024. e-Pub 2024. PMID: 38610351.
- Huang K, Chung C, Ludmir, Zhang L, Owens C, Gema-De La Vega J, Zhao Y, Chen X, Fuentes D, Cardenas C, Briere T, Beddar S, Court L, Das P. Automatic VMAT Treatment Planning for Rectal Cancers. Journal of Applied Clinical Medical Physics. e-Pub 2024.
- Huang K, Chung C, Ludmir EB, Zhang L, Owens CA, Vega JG, Duryea J, Zhao Y, Chen X, Fuentes D, Cardenas CE, Briere TM, Beddar S, Court LE, Das P. Automatic end-to-end VMAT treatment planning for rectal cancers. J Appl Clin Med Phys:e14259. e-Pub 2024. PMID: 38317597.
- Simard M, Robertson DG, Fullarton R, Royle GJ, Beddar S, Collins-Fekete CA. Integrated-mode proton radiography with 2D lateral projections. Phys Med Biol. e-Pub 2024. PMID: 38241716.
- Liu K, Holmes S, Hooten B, Schüler E, Beddar S. Evaluation of ion chamber response for applications in electron FLASH radiotherapy. Med Phys 51(1):494-508, 2024. e-Pub 2023. PMID: 37696271.
- Tho D, Bélanger C, Jørgensen EB, Tanguay J, Rosales HML, Beddar S, Johansen JG, Kertzscher G, Lavallée MC, Beaulieu L. Establishing a fingerprinting method for fast catheter identification in HDR brachytherapy in vivo dosimetry. Brachytherapy. e-Pub 2024. PMID: 38281894.
- Taniguchi CM, Frakes JM, Aguilera TA, Palta M, Czito B, Bhutani MS, Colbert LE, Abi Jaoude J, Bernard V, Pant S, Tzeng CD, Kim DW, Malafa M, Costello J, Mathew G, Rebueno N, Koay EJ, Das P, Ludmir EB, Katz MHG, Wolff RA, Beddar S, Sawakuchi GO, Moningi S, Slack Tidwell RS, Yuan Y, Thall PF, Beardsley RA, Holmlund J, Herman JM, Hoffe SE. Stereotactic body radiotherapy with or without selective dismutase mimetic in pancreatic adenocarcinoma: an adaptive, randomised, double-blind, placebo-controlled, phase 1b/2 trial. Lancet Oncol 24(12):1387-1398, 2023. PMID: 38039992.
- Cazacu IM, Singh BS, Martin-Paulpeter RM, Beddar S, Chun S, Holliday EB, Koong AC, Das P, Koay EJ, Taniguchi C, Herman JM, Bhutani MS. Endoscopic Ultrasound-Guided Fiducial Placement for Stereotactic Body Radiation Therapy in Patients with Pancreatic Cancer. Cancers (Basel) 15(22), 2023. e-Pub 2023. PMID: 38001615.
- Kulig D, Kaplon L, Moskal G, Beddar S, Fiutowski T, Górska W, Hajduga J, Jurgielewicz P, Kabat D, Kalecinska K, Kopec M, Koperny S, Mindur B, Moron J, Niedzwiecki S, Silarski M, Sobczuk F, Szumlak T, Rucinski A. Comparison of cell casted and 3D-printed plastic scintillators for dosimetry applications. Radiat Prot Dosimetry 199(15-16):1824-1828, 2023. PMID: 37819323.
- Valencia Lozano I, Dedes G, Peterson S, Mackin D, Zoglauer A, Beddar S, Avery S, Polf J, Parodi K. Comparison of reconstructed prompt gamma emissions using maximum likelihood estimation and origin ensemble algorithms for a Compton camera system tailored to proton range monitoring. Z Med Phys 33(2):124-134, 2023. e-Pub 2022. PMID: 35750591.
- Liu K, Palmiero A, Chopra N, Velasquez B, Li Z, Beddar S, Schüler E. Dual beam-current transformer design for monitoring and reporting of electron ultra-high dose rate (FLASH) beam parameters. J Appl Clin Med Phys 24(2):e13891, 2023. e-Pub 2023. PMID: 36601691.
- Rhee DJ, Beddar S, Jaoude JA, Sawakuchi G, Martin R, Perles L, Yu C, He Y, Court LE, Ludmir EB, Koong AC, Das P, Koay EJ, Taniguichi C, Niedzielski JS. Dose Escalation for Pancreas SBRT: Potential and Limitations of using Daily Online Adaptive Radiation Therapy and an Iterative Isotoxicity Automated Planning Approach. Adv Radiat Oncol 8(4):101164, 2023. e-Pub 2023. PMID: 36798731.
- Kaplon L, Kulig D, Beddar S, Fiutowski T, Gorska W, Hajduga J, Jurgielewicz P, Kabat D, Kalecinska K, Kopec M, Koperny S, Mindur B, Moron J, Moskal G Niedzwiecki S, Silarski M, Sobczuk F, Szumlak T, Rucinski A. Investigation of the light output of 3D-printed plastic scintillators for dosimetry applications. Radiaiton Measurements 158, 2022.
- Khan Z, Rooney MK, Das P, Ludmir EB, Koay EJ, Smith GL, Taniguchi C, Minsky BD, Koong AC, Sawakuchi G, Beddar S, Martin RM, Rodriguez-Bigas M, Peacock O, Chang G, Holliday EB. Intraoperative Radiation After Pelvic Short Course Radiation-Based Total Neoadjuvant Therapy for Patients With Rectal Adenocarcinoma at High Risk for Local Recurrence. Clin Colorectal Cancer 21(3):204-211, 2022. e-Pub 2022. PMID: 35125321.
- Huang K, Das P, Olanrewaju AM, Cardenas C, Fuentes D, Zhang L, Hancock D, Simonds H, Rhee DJ, Beddar S, Briere TM, Court L. Automation of radiation treatment planning for rectal cancer. J Appl Clin Med Phys 23(9):e13712, 2022. e-Pub 2022. PMID: 35808871.
- Thrower S, Prajapati S, Holmes S, Schüler E, Beddar S. Characterization of the Plastic Scintillator Detector System Exradin W2 in a High Dose Rate Flattening-Filter-Free Photon Beam. Sensors (Basel) 22(18), 2022. e-Pub 2022. PMID: 36146135.
- Jørgensen EB, Buus S, Bentzen L, Hokland SB, Rylander S, Kertzscher G, Beddar S, Tanderup K, Johansen JG. 3D dose reconstruction based on in vivo dosimetry for determining the dosimetric impact of geometric variations in high-dose-rate prostate brachytherapy. Radiother Oncol 171:62-68, 2022. e-Pub 2022. PMID: 35033604.
- Polf JC, Barajas CA, Peterson SW, Mackin DS, Beddar S, Ren L, Gobbert MK. Applications of Machine Learning to Improve the Clinical Viability of Compton Camera Based in vivo Range Verification in Proton Radiotherapy. Front Phys 10, 2022. e-Pub 2022. PMID: 36119562.
- Polf JC, Maggi P, Panthi R, Peterson S, Mackin D, Beddar S. The Effects of Compton Camera Data Acquisition and Readout Timing on PG Imaging for Proton Range Verification. IEEE Trans Radiat Plasma Med Sci 6(3):366-373, 2022. e-Pub 2021. PMID: 36092269.
- Darne CD, Robertson DG, Alsanea F, Collins-Fekete CA, Beddar S. A novel proton-integrating radiography system design using a monolithic scintillator detector: experimental studies. Nucl Instrum Methods Phys Res A 1027, 2022. e-Pub 2021. PMID: 35221402.
- Linares Rosales HM, Cantin A, Aubin S, Beddar S, Beaulieu L. From conception to clinical trial: IViST, the first multi-sensor-based platform for real-time Source Tracking in HDR brachytherapy. Journal of Physics: Conference Series 2167 (012024), 2022.
- Beddar S, Darne CD, Robertson DG. Development of a novel proton CT system using a 3D scintillator detector. Journal of Physics: Conference Series 2167 (012021), 2022.
- Niedzielski JS, Liu Y, Ng SSW, Martin RM, Perles LA, Beddar S, Rebueno N, Koay EJ, Taniguchi C, Holliday EB, Das P, Smith GL, Minsky BD, Ludmir EB, Herman JM, Koong A, Sawakuchi GO. Dosimetric uncertainties resulting from interfractional anatomic variations for patients receiving pancreas stereotactic body radiation therapy and cone-beam CT image guidance. Int J Radiat Oncol Biol Phys 111(5):1298-1309, 2021. e-Pub 2021. PMID: 34400267.
- Jørgensen EB, Johansen JG, Overgaard J, Piché-Meunier D, Tho D, Rosales HML, Tanderup K, Beaulieu L, Kertzscher G, Beddar S. A high-Z inorganic scintillator-based detector for time-resolved in vivo dosimetry during brachytherapy. Med Phys 48(11):7382-7398, 2021. e-Pub 2021. PMID: 34586641.
- Linares Rosales HM, Couture G, Archambault L, Beddar S, Després P, Beaulieu L. On the use of machine learning methods for mPSD calibration in HDR brachytherapy. Phys Med 91:73-79, 2021. e-Pub 2021. PMID: 34717139.
- Abi Jaoude J, Thunshelle CP, Kouzy R, Nguyen ND, Lin D, Prakash L, Bumanlag IM, Noticewala SS, Niedzielski JS, Beddar S, Ludmir EB, Holliday EB, Das P, Minsky BD, Herman JM, Katz M, Koong AC, Koay EJ, Taniguchi CM. Stereotactic Versus Conventional Radiation Therapy for Patients With Pancreatic Cancer in the Modern Era. Adv Radiat Oncol 6(6):100763, 2021. e-Pub 2021. PMID: 34934858.
- Pollard-Larkin JM, Briere TM, Kudchadker RJ, Sadagopan R, Nitsch PL, Wang XA, Salehpour M, Wang J, Vedam S, Nelson CL, Sahoo N, Zhu XR, Court LE, Balter PA, Robinson IJ, Yang J, Howell RM, Followill DS, Kry S, Beddar S, Martel MK. Our Experience Leading a Large Medical Physics Practice During the COVID-19 Pandemic. Adv Radiat Oncol 6(4):100683, 2021. e-Pub 2021. PMID: 33824935.
- Tendler I, Robertson D, Darne C, Panthi R, Alsanea F, Collins-Fekete CA, Beddar S. Image quality evaluation of projection- and depth dose-based approaches to integrating proton radiography using a monolithic scintillator detector. Phys Med Biol 66(14), 2021. e-Pub 2021. PMID: 34144537.
- Panthi R, Maggi P, Peterson S, Mackin D, Polf J, Beddar S. Secondary Particle Interactions in a Compton Camera Designed for in-vivo Range Verification of Proton Therapy. IEEE Trans Radiat Plasma Med Sci 5(3):383-391, 2021. e-Pub 2020. PMID: 34056151.
- Linares Rosales HM, Johansen JG, Kertzscher G, Tanderup K, Beaulieu L, Beddar S. 3D source tracking and error detection in HDR using two independent scintillator dosimetry systems. Med Phys 48(5):2095-2107, 2021. e-Pub 2021. PMID: 33222208.
- Yeboa DN, Akinfenwa CA, Nguyen J, Amaya D, de Gracia B, Ning M, Cox V, De B, Smith BD, Lin L, Beddar S, Hoang H, Koong A, Liao Z. Effectively Conducting Oncology Clinical Trials during the COVID-19 Pandemic. Adv Radiat Oncol 6(3):100676, 2021. e-Pub 2021. PMID: 33686374.
- Kazmierska J, Hope A, Spezi E, Beddar S, Nailon WH, Osong B, Ankolekar A, Choudhury A, Dekker A, Redalen KR, Traverso A. From multisource data to clinical decision aids in radiation oncology: The need for a clinical data science community. Radiother Oncol 153:43-54, 2020. e-Pub 2020. PMID: 33065188.
- Slagowski JM, Colbert LE, Cazacu IM, Singh BS, Martin R, Koay EJ, Taniguchi CM, Koong AC, Bhutani MS, Herman JM, Beddar S. Evaluation of the Visibility and Artifacts of 11 Common Fiducial Markers for Image Guided Stereotactic Body Radiation Therapy in the Abdomen. Pract Radiat Oncol 10(6):434-442, 2020. e-Pub 2020. PMID: 31988039.
- Fonseca GP, Johansen JG, Smith RL, Beaulieu L, Beddar S, Kertzscher G, Verhaegen F, Tanderup K. In vivo dosimetry in brachytherapy: Requirements and future directions for research, development, and clinical practice. Phys Imaging Radiat Oncol 16:1-11, 2020. e-Pub 2020. PMID: 33458336.
- Verhaegen F, Fonseca GP, Johansen JG, Beaulieu L, Beddar S, Greer P, Jornet N, Kertzscher G, McCurdy B, Smith RL, Mijnheer B, Olaciregui-Ruiz I, Tanderup K. Future directions of in vivo dosimetry for external beam radiotherapy and brachytherapy. Phys Imaging Radiat Oncol 16:18-19, 2020. e-Pub 2020. PMID: 33458338.
- Linares Rosales HM, Archambault L, Beddar S, Beaulieu L. Dosimetric performance of a multi-point plastic scintillator dosimeter as a tool for real-time source tracking in high dose rate 192 Ir brachytherapy. Med Phys 47(9):4477-4490, 2020. e-Pub 2020. PMID: 32443175.
- Olaciregui-Ruiz I, Beddar S, Greer P, Jornet N, McCurdy B, Paiva-Fonseca G, Mijnheer B, Verhaegen F. In vivo dosimetry in external beam photon radiotherapy: Requirements and future directions for research, development, and clinical practice. Phys Imaging Radiat Oncol 15:108-116, 2020. e-Pub 2020. PMID: 33458335.
- Maggi P, Peterson S, Panthi R, Mackin D, Yang H, He Z, Beddar S, Polf J. Computational model for detector timing effects in Compton-camera based prompt-gamma imaging for proton radiotherapy. Phys Med Biol 65(12):125004, 2020. e-Pub 2020. PMID: 32320971.
- Alsanea F, Darne C, Robertson D, Beddar S. Ionization quenching correction for a 3D scintillator detector exposed to scanning proton beams. Phys Med Biol 65(7):075005, 2020. e-Pub 2020. PMID: 32079001.
- Park PC, Choi GW, M Zaid M, Elganainy D, Smani DA, Tomich J, Samaniego R, Ma J, Tamm EP, Beddar S, Koay EJ. Enhancement pattern mapping technique for improving contrast-to-noise ratios and detectability of hepatobiliary tumors on multiphase computed tomography. Med Phys 47(1):64-74, 2020. e-Pub 2019. PMID: 31449684.
- Therriault-Proulx F, Pino R, Yang JN, Beddar AS. Quality assurance for gamma knife perfexion using the exradin W1 plastic scintillation detector and Lucy phantom. Phys Med Biol 64(22):225007, 2019. e-Pub 2019. PMID: 31581139.
- Kertzscher G, Beddar S. Inorganic scintillation detectors for 192Ir brachytherapy. Phys Med Biol 64(22):225018, 2019. e-Pub 2019. PMID: 31491777.
- Alsanea F, Darne C, Hojo Y, Beddar S. A novel imaging scheme for optical cameras used in a quality assurance detector for discrete spot scanning proton beam systems. Nuclear Instruments and Methods in Physics Research 939:16-21, 2019.
- Choi GW, Suh Y, Das P, Herman J, Holliday E, Koay E, Koong AC, Krishnan S, Minsky BD, Smith GL, Taniguchi CM, Beddar S. Assessment of setup uncertainty in hypofractionated liver radiation therapy with a breath-hold technique using automatic image registration-based image guidance. Radiat Oncol 14(1):154, 2019. e-Pub 2019. PMID: 31470860.
- Darne CD, Alsanea F, Robertson DG, Guan F, Pan T, Grosshans D, Beddar S. A Proton Imaging System Using a Volumetric Liquid Scintillator: A Preliminary Study. Biomed Phys Eng Express 5(4), 2019. e-Pub 2019. PMID: 32194988.
- Linares Rosales HM, Duguay-Drouin P, Archambault L, Beddar S, Beaulieu L. Optimization of a multipoint plastic scintillator dosimeter for high dose rate brachytherapy. Med Phys 46(5):2412-2421, 2019. e-Pub 2019. PMID: 30891803.
- Chadha AS, Gunther JR, Hsieh CE, Aliru M, Mahadevan LS, Venkatesulu BP, Crane CH, Das P, Herman JM, Koay EJ, Taniguchi C, Holliday EB, Minsky BD, Suh Y, Park P, Sawakuchi G, Beddar S, Odisio BC, Gupta S, Loyer E, Kaur H, Raghav K, Javle MM, Kaseb AO, Krishnan S. Proton beam therapy outcomes for localized unresectable hepatocellular carcinoma. Radiother Oncol 133:54-61, 2019. e-Pub 2019. PMID: 30935582.
- Darne C, Alsanea F, Robertson D, Guan F, Pan T, Grosshans D, Beddar S. A Proton Imaging System Using a Volumetric Liquid Scintillator: A Preliminary Study. Biomedical Physics & Engineering Express 5(4), 2019.
- Colbert LE, Rebueno N, Moningi S, Beddar S, Sawakuchi GO, Herman JM, Koong AC, Das P, Holliday EB, Koay EJ, Taniguchi CM. Dose Escalation for Locally Advanced Pancreatic Cancer: How High Can We Go?. Adv Radiat Oncol 3(4):693-700, 2018. e-Pub 2018. PMID: 30370371.
- Therriault-Proulx F, Wen Z, Ibbott G, Beddar S. Effect of magnetic field strength on plastic scintillation detector response. Radiat Meas 116:10-13, 2018. e-Pub 2018. PMID: 30559600.
- Alsanea F, Therriault-Proulx F, Sawakuchi G, Beddar S. A real-time method to simultaneously measure linear energy transfer and dose for proton therapy using organic scintillators. Med Phys 45(4):1782-1789, 2018. e-Pub 2018. PMID: 29446078.
- Yan Y, Yang J, Beddar S, Ibbott G, Wen Z, Court LE, Hwang KP, Kadbi M, Krishnan S, Fuller CD, Frank SJ, Yang J, Balter P, Kudchadker RJ, Wang J. A methodology to investigate the impact of image distortions on the radiation dose when using magnetic resonance images for planning. Phys Med Biol 63(8), 2018. e-Pub 2018. PMID: 29528037.
- Alsanea F, Wootton L, Sahoo N, Kudchadker R, Mahmood U, Beddar S. Exradin W1 plastic scintillation detector for in vivo skin dosimetry in passive scattering proton therapy. Phys Med 47:58-63, 2018. e-Pub 2018. PMID: 29609819.
- Draeger E, Mackin D, Peterson S, Chen H, Avery S, Beddar S, Polf JC. 3D prompt gamma imaging for proton beam range verification. Phys Med Biol 63(3), 2018. e-Pub 2018. PMID: 29380750.
- Therriault-Proulx F, Beaulieu L, Beddar S. Validation of plastic scintillation detectors for applications in low-dose-rate brachytherapy. Brachytherapy 16(4):903-909, 2017. e-Pub 2017. PMID: 28495442.
- Draeger E, Peterson S, Mackin D, Chen H, Beddar S, Polf JC. Feasibility Studies of a New Event Selection Method to Improve Spatial Resolution of Compton Imaging for Medical Applications. IEEE Trans Radiat Plasma Med Sci 1(4):358-367, 2017. e-Pub 2017. PMID: 28736766.
- Robertson D, Beddar S. Patient-specific quality assurance for spot scanning proton beams using a large-volume liquid scintillator detector. J. Phys.: Conf. Ser 847((2017) 012005), 2017.
- Darne CD, Robertson D, Beddar S. Development of a liquid scintillator-based 3D detector for range measurements of spot-scanned proton beams. J. Phys.: Conf. Ser 847((2017) 012020), 2017.
- Alsanea F, Beddar S. Evaluating analytical ionization quenching correction models for 3D liquid organic scintillator detector. J. Phys.: Conf. Ser 847((2017) 012022), 2017.
- Kertzscher G, Beddar S. Inorganic scintillator detectors for real-time verification during brachytherapy. J. Phys.: Conf. Ser 847((2017) 012036), 2017.
- Mackin D, Draeger E, Peterson S, Polf J, Beddar S. In vivo verification of particle therapy: How Compton camera configurations affect 3D image quality. J. Phys.: Conf. Ser 847((2017) 012045), 2017.
- Kertzscher G, Beddar S. Inorganic scintillation detectors based on Eu-activated phosphors for Ir-192 brachytherapy. Phys Med Biol 62(12):5046-5075, 2017. e-Pub 2017. PMID: 28475494.
- Darne CD, Alsanea F, Robertson DG, Sahoo N, Beddar S. Performance characterization of a 3D liquid scintillation detector for discrete spot scanning proton beam systems. Phys Med Biol 62(14):5652-5667, 2017. e-Pub 2017. PMID: 28593931.
- Feain IJ, Court L, Palta JR, Beddar S, Keall P. Innovations in Radiotherapy Technology. Clin Oncol (R Coll Radiol) 29(2):120-128, 2017. e-Pub 2016. PMID: 27913106.
- Chadha AS, Liu G, Chen HC, Das P, Minsky BD, Mahmood U, Delclos ME, Suh Y, Sawakuchi GO, Beddar S, Katz MH, Fleming JB, Javle MM, Varadhachary GR, Wolff RA, Crane CH, Wang X, Thames H, Krishnan S. Does Unintentional Splenic Radiation Predict Outcomes After Pancreatic Cancer Radiation Therapy?. Int J Radiat Oncol Biol Phys 97(2):323-332, 2017. e-Pub 2016. PMID: 28068240.
- Henry T, Robertson D, Therriault-Proulx F, Beddar S. Determination of the Range and Spread-Out Bragg Peak Width of Proton Beams Using a Large-Volume Liquid Scintillator. Int J Part Ther 4(1):1-6, 2017. e-Pub 2017. PMID: 31773000.
- Kertzscher G, Beddar S. Ruby-based inorganic scintillation detectors for 192Ir brachytherapy. Phys Med Biol 61(21):7744-7764, 2016. e-Pub 2016. PMID: 27740947.
- Beaulieu L, Beddar S. Review of plastic and liquid scintillation dosimetry for photon, electron, and proton therapy. Phys Med Biol 61(20):R305-R343, 2016. e-Pub 2016. PMID: 27694714.
- Polf JC, Avery S, Mackin DS, Beddar S. Reply to comment on 'Imaging of prompt gamma rays emitted during delivery of clinical proton beams with a Compton camera: feasibility studies for range verification'. Phys Med Biol 61(24):8945-8946, 2016. e-Pub 2016. PMID: 27910821.
- Boivin J, Beddar S, Bonde C, Schmidt D, Culberson W, Guillemette M, Beaulieu L. A systematic characterization of the low-energy photon response of plastic scintillation detectors. Phys Med Biol 61(15):5569-5586, 2016. e-Pub 2016. PMID: 27384872.
- Hui C, Wen Z, Stemkens B, Tijssen RH, van den Berg CA, Hwang KP, Beddar S. 4D MR imaging using robust internal respiratory signal. Phys Med Biol 61(9):3472-87, 2016. e-Pub 2016. PMID: 27049817.
- Krishnan S, Chadha AS, Suh Y, Chen HC, Rao A, Das P, Minsky BD, Mahmood U, Delclos ME, Sawakuchi GO, Beddar S, Katz MH, Fleming JB, Javle MM, Varadhachary GR, Wolff RA, Crane CH. Focal Radiation Therapy Dose Escalation Improves Overall Survival in Locally Advanced Pancreatic Cancer Patients Receiving Induction Chemotherapy and Consolidative Chemoradiation. Int J Radiat Oncol Biol Phys 94(4):755-65, 2016. e-Pub 2015. PMID: 26972648.
- Peterson SW, Hillebrand M, Mackin D, Daeger E, Beddar S, Polf J. Tracking Electrons produced by compton scatter within a prompt gamma imaging device. The Proceedings of SAIP2016, the 61st Annual Conference of the South African Institute of Physics:140-145, 2016.
- Boivin J, Beddar S, Guillemette M, Beaulieu L. Systematic evaluation of photodetector performance for plastic scintillation dosimetry. Med Phys 42(11):6211-20, 2015. PMID: 26520714.
- Therriault-Proulx F, Wootton L, Beddar S. A method to correct for temperature dependence and measure simultaneously dose and temperature using a plastic scintillation detector. Phys Med Biol 60(20):7927-7939, 2015. e-Pub 2015. PMID: 26407188.
- Polf JC, Avery S, Mackin DS, Beddar S. Imaging of prompt gamma rays emitted during delivery of clinical proton beams with a Compton camera: feasibility studies for range verification. Phys Med Biol 60(18):7085-7099, 2015. e-Pub 2015. PMID: 26317610.
- Hui C, Robertson D, Alsanea F, Beddar S. Fast range measurement of spot scanning proton beams using a volumetric liquid scintillator detector. Biomed Phys Eng Express 1(2):1-11, 2015. e-Pub 2015. PMID: 27274863.
- Hui C, Suh Y, Robertson D, Pan T, Das P, Crane CH, Beddar S. Internal respiratory surrogate in multislice 4D CT using a combination of Fourier transform and anatomical features. Med Phys 42(7):4338, 2015. PMID: 26133631.
- McCleskey M, Kaye W, Mackin DS, Beddar S, He Z, Polf JC. Evaluation of a multistage CdZnTe compton camera for prompt γ imaging for proton therapy. Nuclear Instruments & Methods in Physics Research A 785:163-169, 2015.
- Boivin J, Beddar S, Guillemette M, Beaulieu L. A novel tool for in vivo dosimetry in diagnostic and interventional radiology using plastic scintillation detectors. International Federation for Medical & Biological Engineering (IFMBE) Proceedings 51:680-684, 2015.
- Ingram WS, Robertson D, Beddar AS. Calculations and measurements of the scintillator-to-water stopping power ratio of liquid scintillators for use in proton radiotherapy. Nucl Instrum Methods Phys Res A 776:15-20, 2015. PMID: 25705066.
- Wootton L, Holmes C, Sahoo N, Beddar S. Passively scattered proton beam entrance dosimetry with a plastic scintillation detector. Phys Med Biol 60(3):1185-98, 2015. e-Pub 2015. PMID: 25591037.
- Beddar S. Real-time volumetric scintillation dosimetry. J. Phys.: Conf. Ser 573(1):12005-12012(8), 2015.
- Gagnon LP, Beddar S, Beaulieu L. Characterization of a fiber-taper charge-coupled device system for plastic scintillation dosimetry and comparison with the traditional lens system. Radiation Measurements 73:60-68, 2015.
- Lee E, Polf JC, Mackin DS, Beddar S, Dolney D, Ainsley C, Kassaee A, Avery S. Study of the angular dependence of a prompt gamma detector response during proton radiation therapy. Int J Particle Ther 1(3):731-744, 2014.
- Mitchell MP, Abboud M, Eng C, Beddar AS, Krishnan S, Delclos ME, Crane CH, Das P. Intensity-modulated radiation therapy with concurrent chemotherapy for anal cancer: Outcomes and toxicity. Am J Clin Oncol 37(5):461-6, 2014. e-Pub 2013. PMID: 23466576.
- Francescon P, Beddar S, Satariano N, Das IJ. Variation of kQclin,Qmsr (fclin,fmsr) for the small-field dosimetric parameters percentage depth dose, tissue-maximum ratio, and off-axis ratio. Med Phys 41(10):101708, 2014. PMID: 25281947.
- Kertzscher G, Rosenfeld A, Beddar S, Tanderup K, Cygler JE. In vivo dosimetry: trends and prospects for brachytherapy. Br J Radiol 87(1041):20140206, 2014. e-Pub 2014. PMID: 25007037.
- Goulet M, Rilling M, Gingras L, Beddar S, Beaulieu L, Archambault L. Novel, full 3D scintillation dosimetry using a static plenoptic camera. Med Phys 41(8):082101, 2014. PMID: 25086549.
- Hui C, Robertson D, Beddar S. 3D reconstruction of scintillation light emission from proton pencil beams using limited viewing angles - a simulation study. Phys Med Biol 59(16):4477-4492, 2014. e-Pub 2014. PMID: 25054735.
- Hyngstrom JR, Tzeng CW, Beddar S, Das P, Krishnan S, Delclos ME, Crane CH, Chang GJ, You YN, Feig BW, Skibber JM, Rodriguez-Bigas MA. Intraoperative radiation therapy for locally advanced primary and recurrent colorectal cancer: Ten-year institutional experience. J Surg Oncol 109(7):652-8, 2014. e-Pub 2014. PMID: 24510523.
- Polf JC, Mackin D, Lee E, Avery S, Beddar S. Detecting prompt gamma emission during proton therapy: the effects of detector size and distance from the patient. Phys Med Biol 59(3):2325-2340, 2014. e-Pub 2014. PMID: 24732052.
- Klawikowski SJ, Zeringue C, Wootton LS, Ibbott GS,Beddar S. Preliminary evaluation of the dosimetric accuracy of the in vivo plastic scintillation detector OARtrac system for prostate cancer treatments. Phys Med Biol 59(9):N27-36, 2014. e-Pub 2014. PMID: 24732073.
- Wootton L, Kudchadker R, Lee A, Beddar S. Real-time in vivo rectal wall dosimetry using plastic scintillation detectors for patients with prostate cancer. Phys Med Biol 59(3):647-60, 2014. e-Pub 2014. PMID: 24434775.
- Robertson D, Hui C, Archambault L, Mohan R, Beddar S. Optical artifact characterization and correction in volumetric scintillation dosimetry. Phys Med Biol 59(1):23-42, 2014. e-Pub 2013. PMID: 24321820.
- Das P, Abboud MT, Haque W, Javle M, Kaseb A, Curley SA, Vauthey JN, Aloia TA, Beddar AS, Delclos ME, Krishnan S, Crane CH. Gastric bleeding after radiation therapy for intrahepatic cholangiocarcinoma. Pract Radiat Oncol 3(4):344-8, 2013. e-Pub 2012. PMID: 24674408.
- Polf JC, Panthi R, Mackin DS, McCleskey M, Saastamoinen A, Roeder BT, Beddar S. Measurement of characteristic prompt gamma rays emitted from oxygen and carbon in tissue-equivalent samples during proton beam irradiation. Phys Med Biol 58(17):5821-5831, 2013. e-Pub 2013. PMID: 23920051.
- Guillot M, Gingras L, Archambault L, Beddar S, Beaulieu L. Performance assessment of a 2D array of plastic scintillation detectors for IMRT quality assurance. Phys Med Biol 58(13):4439-54, 2013. e-Pub 2013. PMID: 23756497.
- Tanderup K, Beddar S, Andersen CE, Kertzscher G, Cygler JE. Vision 20/20 Article: In Vivo Dosimetry in Brachytherapy. Med Phys 40(7):070902 (15 pages), 2013. PMID: 23822403.
- Mijnheer B, Beddar S, Izewska J, Reft C. Vision 20/20 Article: In vivo dosimetry in external beam radiotherapy. Med Phys 40(7):070903 (19 pages), 2013. PMID: 23822404.
- Therriault-Proulx F, Beddar S, Beaulieu L. On the use of a single-fiber multipoint plastic scintillation detector for (192)Ir high-dose-rate brachytherapy. Med Phys 40(6):062101, 2013. PMID: 23718599.
- Wootton L, Beddar S. Temperature dependence of BCF plastic scintillation detectors. Phys Med Biol 58(9):2955-2967, 2013. e-Pub 2013. PMID: 23574889.
- Therriault-Proulx F, Beaulieu L, Archambault L, Beddar S. On the nature of the light produced within PMMA optical light guides in scintillation fiber-optic dosimetry. Phys Med Biol 58(7):2073-2084, 2013. e-Pub 2013. PMID: 23470253.
- Kelly P, Das P, Pinnix CC, Beddar S, Briere T, Pham M, Krishnan S, Delclos ME, Crane CH. Duodenal Toxicity after fractionated chemoradiation for unresectable pancreatic cancer. Int J Radiat Oncol Biol Phys 85(3):e143-9, 2013. e-Pub 2012. PMID: 23200173.
- Robertson D, Mirkovic D, Sahoo N, Beddar S. Quenching correction for volumetric scintillation dosimetry of proton beams. Phys Med Biol 58(2):261-273, 2013. e-Pub 2012. PMID: 23257200.
- Morin J, Beliveau-Nadeau D, Chung E, Seuntjens J, Theriault D, Archambault L, Beddar S, Beaulieu L. A comparative study of small field total scatter factors and dose profiles using plastic scintillation detectors and other stereotactic dosimeters: the case of the Cyberknife. Med Phys 40(1):011719, (11 pages), 2013. PMID: 23298089.
- Mackin D, Polf J, Peterson S, Beddar S. The effects of Doppler broadening and detector resolution on the performance of three-stage Compton cameras. Med Phys 40(1):012402, (12 pages), 2013. PMID: 23298111.
- Beaulieu L, Goulet M, Archambault L and Beddar S. Current status of Scintillation Dosimetry for megavoltage beams. J. Phys. Conf. Ser 444 (012013), 2013.
- Wang LL, Perles LA, Archambault L, Sahoo N, Mirkovic D, Beddar S. Determination of the quenching correction factors for plastic scintillation detectors in therapeutic high-energy proton beams. Phys Med Biol 57(23):7767-7781, 2012. e-Pub 2012. PMID: 23128412.
- Therriault-Proulx F, Archambault L, Beaulieu L, Beddar S. Development of a novel multi-point plastic scintillation detector with a single optical transmission line for radiation dose measurement. Phys Med Biol 57(21):7147-7159, 2012. e-Pub 2012. PMID: 23060069.
- Archambault L, Therriault-Proulx F, Beddar S, Beaulieu L. A mathematical formalism for hyperspectral, multipoint plastic scintillation detectors. Phys Med Biol 57(21):7133-7145, 2012. e-Pub 2012. PMID: 23060036.
- Klein D, Briere TM, Kudchadker R, Archambault L, Beaulieu L, Lee A, Beddar S. In-phantom dose verification of prostate IMRT and VMAT deliveries using plastic scintillation detectors. Radiat Meas 47(10):921-929, 2012. e-Pub 2012. PMID: 23180976.
- Beddar S. On possible temperature dependence of plastic scintillator response. Med Phys 39(10):6522, 2012. PMID: 23039686.
- Lessard F, Archambault L, Plamondon M, Despres P, Therriault-Proulx F, Beddar S, Beaulieu L. Validating plastic scintillation detectors for photon dosimetry in the radiologic energy range. Med Phys 39(9):5308-5316, 2012. PMID: 22957599.
- Briere TM, Crane CH, Beddar S, Bhosale P, Mok H, Delclos ME, Krishnan S, Das P. Reproducibility and genital sparing with a vaginal dilator used for female anal cancer patients. Radiother Oncol 104(2):161-166, 2012. e-Pub 2012. PMID: 22841019.
- Chakravarty T, Crane CH, Ajani JA, Mansfield PF, Briere TM, Beddar AS, Mok H, Reed VK, Krishnan S, Delclos ME, Das P. Intensity modulated radiation therapy with concurrent chemotherapy as preoperative treatment for localized gastric adenocarcinoma. Int J Radiat Oncol Biol Phys 83(2):581-586, 2012. e-Pub 2011. PMID: 22137021.
- Mackin D, Peterson S, Beddar S, Polf J. Evaluation of a stochastic reconstruction algorithm for use in Compton camera imaging and beam range verification from secondary gamma emission during proton therapy. Phys Med Biol 57(11):3537-3553, 2012. e-Pub 2012. PMID: 22588144.
- Archambault L, Beaulieu L, Beddar S. Comment on 'Plastic scintillation dosimetry: comparison of three solutions for the Cerenkov challenge'. Phys Med Biol 57(11):3661-3665; discussion 3667-73, 2012. PMID: 22596092.
- Archambault L, Poenisch F, Sahoo N, Robertson D, Lee A, Gillin MT, Mohan R, Beddar S. Verification of proton range, position, and intensity in IMPT with a 3D liquid scintillator detector system. Med Phys 39(3):1239-1246, 2012. PMID: 22380355.
- Wootton LS, Polf JC, Peterson S, Wilkinson J, Rozner MA, Balter PA, Beddar S. Proton dose perturbations caused by high-voltage leads from implanted cardioverter defibrillators. J Appl Clin Med Phys 13(4):13-22, 2012. e-Pub 2012. PMID: 22766952.
- Gagnon JC, Thérriault D, Guillot M, Archambault L, Beddar S, Gingras L, Beaulieu L. Dosimetric performance and array assessment of plastic scintillation detectors for stereotactic radiosurgery quality assurance. Med Phys 39(1):429-436, 2012. PMID: 22225313.
- Wootton LS, Kudchadker RJ, Beddar AS, Lee AK. Effectiveness of a novel gas-release endorectal balloon in the removal of rectal gas for prostate proton radiation therapy. J Appl Clin Med Phys 13(5):190-197, 2012. e-Pub 2012. PMID: 22955660.
- Guillot M, Beaulieu L, Archambault L, Beddar S, Gingras L. A new water-equivalent 2D plastic scintillation detectors array for the dosimetry of megavoltage energy photon beams in radiation therapy. Med Phys 38(12):6763-74, 2011. PMID: 22149858.
- Mok H, Briere TM, Martel MK, Beddar S, Delclos ME, Krishnan S, Crane CH, Das P. Comparative analysis of volumetric modulated arc therapy versus intensity modulated radiation therapy for radiotherapy of anal carcinoma. Pract Radiat Oncol 1(3):163-72, 2011. e-Pub 2011. PMID: 24673946.
- Tremblay NM, Hubert-Tremblay V, Bujold R, Beddar AS, Beaulieu L, Lepage M. Accurate calibration of a polymer gel dosimeter with a plastic scintillation detector. Med Phys 38(5):2754-2761, 2011. PMID: 21776812.
- Robertson D, Polf JC, Peterson SW, Gillin MT, Beddar S. Material efficiency studies for a Compton camera designed to measure characteristic prompt gamma rays emitted during proton beam radiotherapy. Phys Med Biol 56(10):3047-3059, 2011. e-Pub 2011. PMID: 21508442.
- Therriault-Proulx F, Briere TM, Mourtada F, Aubin S, Beddar S, Beaulieu L. A phantom study of an in vivo dosimetry system using plastic scintillation detectors for real-time verification of 192Ir HDR brachytherapy. Med Phys 38(5):2542-51, 2011. PMID: 21776789.
- Guillot M, Gingras L, Archambault L, Beddar S, Beaulieu L. Spectral method for the correction of the Cerenkov light effect in plastic scintillation detectors: a comparison study of calibration procedures and validation in Cerenkov light-dominated situations. Med Phys 38(4):2140-50, 2011. PMID: 21626947.
- Therriault-Proulx F, Beddar S, Briere TM, Archambault L, Beaulieu L. Removing the stem effect when performing Ir-192 HDR brachytherapy in vivo dosimetry using plastic scintillation detectors: a relevant and necessary step. Med Phys 38(4):2176-9, 2011. PMID: 21626951.
- Wang LL, Beddar S. Study of the response of plastic scintillation detectors in small-field 6 MV photon beams by Monte Carlo simulations. Med Phys 38(4):1596-1599, 2011. PMID: 21520871.
- Klein DM, Therriault-Proulx F, Archambault L, Briere TM, Beaulieu L, Beddar AS. Determining regions of interest for CCD camera-based fiber optic luminescence dosimetry by examining signal-to-noise ratio. Med Phys 38(3):1374-7, 2011. PMID: 21520848.
- Mok H, Crane CH, Palmer MB, Briere TM, Beddar S, Delclos ME, Krishnan S, Das P. Intensity modulated radiation therapy (IMRT): differences in target volumes and improvement in clinically relevant doses to small bowel in rectal carcinoma. Radiat Oncol 6(63):2-9, 2011. e-Pub 2011. PMID: 21651775.
- Polf JC, Peterson S, Robertson D, Beddar S. Measuring prompt gamma ray emission during proton radiotherapy for assessment of treatment delivery and patient response. AIP Conf Proc 1336:364-368, 2011.
- Wang LL, Klein D, Beddar AS. Monte Carlo study of the energy and angular dependence of the response of plastic scintillation detectors in photon beams. Med Phys 37(10):5279-86, 2010. PMID: 21089762.
- Klein DM, Tailor RC, Archambault L, Wang L, Therriault-Proulx F, Beddar AS. Measuring output factors of small fields formed by collimator jaws and multileaf collimators using plastic scintillation detectors. Med Phys 37(10):5541-5549, 2010. PMID: 21089789.
- Archambault L, Briere TM, Pönisch F, Beaulieu L, Kuban DA, Lee A, Beddar S. Toward a real-time in vivo dosimetry system using plastic scintillation detectors. Int J Radiat Oncol Biol Phys 78(1):280-287, 2010. e-Pub 2010. PMID: 20231074.
- Lacroix F, Guillot M, McEwen M, Cojocaru C, Gingras L, Beddar AS, Beaulieu L. Extraction of depth-dependent perturbation factors for parallel-plate chambers in elecron beams using plastic scintillation detector. Med Phys 37(8):4331-4342, 2010. PMID: 20879593.
- Lacroix F, Beaulieu L, Archambault L, Beddar AS. Simulation of the precision limits of plastic scintillation detectors using optimal component selection. Med Phys 37(2):412-418, 2010. PMID: 20229849.
- Beddar S. A liquid scintillator system for dosimetry of photon and proton beams. J. Phys.: Conf. Ser 250 (012038):1-3, 2010.
- Guillot M, Gingras L, Archambault L, Beddar S, Beaulieu L. Toward 3D dosimetry of intensity modulated radiation therapy treatments with plastic scintillation detectors. J. Phys.: Conf. Ser 250 (012006):1-5, 2010.
- Hodges JC, Das P, Eng C, Reish AG, Beddar AS, Delclos ME, Krishnan S, Crane CH. Intensity-modulated radiation therapy for the treatment of squamous cell anal cancer with para-aortic nodal involvement. Int J Radiat Oncol Biol Phys 75(3):791-794, 2009. e-Pub 2009. PMID: 19231109.
- Lacroix F, Beddar AS, Guillot M, Beaulieu L, Gingras L. A design methodology using signal-to-noise ratio for plastic scintillation detectors design and performance optimization. Med Phys 36(11):5214-5220, 2009. PMID: 19994531.
- Polf JC, Peterson S, McCleskey M, Roeder BT, Spiridon A, Beddar S, Trache L. Measurement and calculation of characteristic prompt gamma ray spectra emitted during proton irradiation. Phys Med Biol 54(22):N519-N527, 2009. e-Pub 2009. PMID: 19864704.
- Bouchard M, Amos RA, Briere TM, Beddar S, Crane CH. Dose escalation with proton or photon radiation treatment for pancreatic cancer. Radiother Oncol 92(2):238-243, 2009. e-Pub 2009. PMID: 19454367.
- Briere TM, Beddar S, Balter P, Murthy R, Gupta S, Nelson C, Starkschall G, Gillin MT, Krishnan S. Respiratory gating with EPID-based verification: The University of Texas MD Anderson Cancer Center experience. Phys Med Biol 54(11):3379-91, 2009. e-Pub 2009. PMID: 19436104.
- Pönisch F, Archambault L, Briere TM, Sahoo N, Mohan R, Beddar S, Gillin MT. Liquid scintillator for 2D dosimetry for high-energy photon beams. Med Phys 36(5):1478-1485, 2009. PMID: 19544763.
- Beddar S, Archambault L, Sahoo N, Poenisch F, Chen GT, Gillin MT, Mohan R. Exploration of the potential of liquid scintillators for real-time 3D dosimetry of intensity modulated proton beams. Med Phys 36(5):1736-1743, 2009. PMID: 19544791.
- Peterson SW, Polf J, Bues M, Ciangaru G, Archambault L, Beddar S, Smith A. Experimental validation of a Monte Carlo proton therapy nozzle model incorporating magnetically steered protons. Phys Med Biol 54(10):3217-29, 2009. e-Pub 2009. PMID: 19420426.
- Polf JC, Peterson S, Ciangaru G, Gillin M, Beddar S. Prompt gamma-ray emission from biological tissues during proton irradiation: A preliminary study. Phys Med Biol 54(3):731-743, 2009. e-Pub 2009. PMID: 19131673.
- Archambault L, Briere TM, Beddar S. Transient noise characterization and filtration in CCD cameras exposed to stray radiation from a medical linear accelerator. Med Phys 35(10):4342-4351, 2008. PMID: 18975680.
- Wang H, Krishnan S, Wang X, Beddar AS, Briere TM, Crane CH, Mohan R, Dong L. Improving soft-tissue contrast in four-dimensional computed tomography images of liver cancer patients using a deformable image registration method. Int J Radiat Oncol Biol Phys 72(1):201-9, 2008. PMID: 18722271.
- Lacroix F, Archambault L, Gingras L, Guillot M, Beddar AS, Beaulieu L. Clinical prototype of a plastic water-equivalent scintillating fiber dosimeter array for QA applications. Med Phys 35(8):3682-3690, 2008. PMID: 18777928.
- Beddar AS, Briere TM, Balter P, Pan T, Tolani N, Ng C, Szklaruk J, Krishnan S. 4D-CT imaging with synchronized intravenous contrast injection to improve delineation of liver tumors for treatment planning. Radiother Oncol 87(3):445-448, 2008. e-Pub 2008. PMID: 18194819.
- Archambault L, Polf JC, Beaulieu L, Beddar AS. Characterizing the response of miniature scintillation detectors when irradiated with proton beams. Phys Med Biol 53(7):1865-1876, 2008. e-Pub 2008. PMID: 18364543.
- Krishnan S, Dawson LA, Seong J, Akine Y, Beddar S, Briere TM, Crane CH, Mornex F. Radiotherapy for hepatocellular carcinoma: An overview. Ann Surg Oncol 15(4):1015-1024, 2008. e-Pub 2008. PMID: 18236114.
- Wang X, Krishnan S, Zhang X, Dong L, Briere T, Crane CH, Martel M, Gillin M, Mohan R, Beddar S. Proton radiotherapy for liver tumors: Dosimetric advantages over photon plans. Med Dosim 33(4):259-267, 2008. PMID: 18973852.
- Briere TM, Tailor R, Tolani N, Prado K, Lane R, Woo S, Ha C, Gillin MT, Beddar AS. Patient dosimetry for total body irradiation using single-use MOSFET detectors. J Appl Clin Med Phys 9(4):2787, 2008. e-Pub 2008. PMID: 19020482.
- Briere TM, Gillin MT, Beddar AS. Implantable MOSFET detectors: Evaluation of a new design. Med Phys 34(12):4585-4590, 2007. PMID: 18196784.
- Krishnan S, Briere TM, Dong L, Murthy R, Ng C, Balter P, Mohan R, Gillin MT, Beddar AS. Daily targeting of liver tumors: Screening patients with a mock treatment and using a combination of internal and external fiducials for image-guided respiratory-gated radiotherapy. Med Phys 34(12):4591-4593, 2007. PMID: 18196785.
- Gao S, Delclos ME, Tomas LC, Crane CH, Beddar S. High dose rate remote afterloaders for intraoperative radiation therapy. AORN J 86(5):827-836, 2007. PMID: 18050890.
- Vedam S, Archambault L, Starkschall G, Mohan R, Beddar S. Determination of prospective displacement-based gate threshold for respiratory-gated radiation delivery from retrospective phase-based gate threshold selected at 4D CT simulation. Med Phys 34(11):4247-4255, 2007. PMID: 18072489.
- Archambault L, Beddar AS, Gingras L, Lacroix F, Roy R, Beaulieu L. Water-equivalent dosimeter array for small field external beam radiotherapy. Med Phys 34(5):1583-1592, 2007. PMID: 17555240.
- Beddar AS, Kainz K, Briere TM, Tsunashima Y, Pan T, Prado K, Mohan R, Gillin M, Krishnan S. Correlation between internal fiducial tumor motion and external marker motion for liver tumors imaged with 4D-CT. Int J Radiat Oncol Biol Phys 67(2):630-638, 2007. PMID: 17236980.
- Ballo MT, Zagars GK, Pollock RE, Benjamin RS, Feig BW, Cormier JN, Hunt KK, Patel SR, Trent JC, Beddar S, Pisters PW. Retroperitoneal soft tissue sarcoma: An analysis of radiation and surgical treatment. Int J Radiat Oncol Biol Phys 67(1):158-163, 2007. e-Pub 2006. PMID: 17084545.
- Beddar AS. Plastic scintillation dosimetry and its application to radiotherapy. Radiat Meas 41:S124-S133, 2007.
- Krishnan S, Lin EH, Gunn GB, Chandra A, Beddar AS, Briere TM, Das P, Delclos ME, Janjan NA, Crane CH. Conformal radiotherapy of the dominant liver metastasis: A viable strategy for treatment of unresectable chemotherapy refractory colorectal cancer liver metastases. Am J Clin Oncol 29(6):562-567, 2006. PMID: 17148992.
- Ayotte G, Archambault L, Gingras L, Lacroix F, Beddar AS, Beaulieu L. Surface preparation and coupling in plastic scintillator dosimetry. Med Phys 33(9):3519-3525, 2006. PMID: 17022248.
- Beddar AS, Briere TM, Ouzidane M. Intraoperative radiation therapy using a mobile electron linear accelerator: Field matching for large-field electron irradiation. Phys Med Biol 51(18):N331-337, 2006. e-Pub 2006. PMID: 16953035.
- Beddar AS, Biggs PJ, Chang S, Ezzell GA, Faddegon BA, Hensley FW, Mills MD. Intraoperative radiation therapy using mobile electron linear accelerators: Report of AAPM Radiation Therapy Committee Task Group No. 72. Med Phys 33(5):1476-1489, 2006. PMID: 16752582.
- Beddar AS, Krishnan S, Briere TM, Wang X, Delclos ME, Ballo MT, Das P, Gould S, Horton JL, Crane CH. The optimization of dose delivery for intraoperative high-dose-rate radiation therapy using curved HAM applicators. Radiother Oncol 78(2):207-212, 2006. e-Pub 2006. PMID: 16376445.
- Archambault L, Beddar AS, Gingras L, Roy R, Beaulieu L. Measurement accuracy and cerenkov removal for high performance, high spatial resolution scintillation dosimetry. Med Phys 33(1):128-135, 2006. PMID: 16485419.
- Beddar AS. Water equivalent plastic scintillation detectors in radiation therapy. Radiat Prot Dosimetry 120(1-4):1-6, 2006. e-Pub 2006. PMID: 16882685.
- Briere TM, Lii J, Prado K, Gilin MT, and Beddar AS. Single-use MOSFET radiation dosimeters for the quality assurance of megavoltage photon beams. Phys Med Biol 51(5):1139-1144, 2006. PMID: 16481683.
- Briere TM, Beddar AS, Gillin MT. Evaluation of precalibrated implantable MOSFET radiation dosimeters for megavoltage photon beams. Med Phys 32(11):3346-3349, 2005. PMID: 16370421.
- Beddar AS. Stability of a mobile electron linear accelerator system for intraoperative radiation therapy. Med Phys 32(10):3128-3131, 2005. PMID: 16279065.
- Archambault L, Arsenault J, Gingras L, Beddar AS, Roy R, Beaulieu L. Plastic scintillation dosimetry: optimal selection of scintillating fibers and scintillators. Med Phys 32(7):2271-2278, 2005. PMID: 16121582.
- Beddar AS, Briere TM, Mourtada FA, Vassiliev ON, Liu HH, Mohan R. Monte Carlo calculations of the absorbed dose and energy dependence of plastic scintillators. Med Phys 32(5):1265-1269, 2005. PMID: 15984678.
- Beddar AS, Krishnan S. Intraoperative radiotherapy using a mobile electron LINAC: A retroperitoneal sarcoma case. J Appl Clin Med Phys 6(3):95-107, 2005. e-Pub 2005. PMID: 16143794.
- Beddar AS, Salehpour M, Briere TM, Hamidian H, Gillin MT. Preliminary evaluation of implantable MOSFET radiation dosimeters. Phys Med Biol 50(1):141-149, 2005. PMID: 15715428.
- Beddar AS, Tailor RC. Calibration of low-energy electron beams from a mobile linear accelerator with plane-parallel chambers using both TG-51 and TG-21 protocols. Phys Med Biol 49(8):N105-N110, 2004. PMID: 15152696.
- Zhang P, Beddar AS, Sibata CH. AAPM TG-43 formalism for brachytherapy dose calculation of a 137Cs tube source. Med Phys 31(4):755-759, 2004. PMID: 15124992.
- Beddar AS, Suchowerska N, Law SH. Plastic scintillation dosimetry for radiation therapy: Minimizing capture of Cerenkov radiation noise. Phys Med Biol 49(5):783-790, 2004. PMID: 15070202.
- Law SH, Suchowerska N, Fleming SC, Beddar AS, and McKenzie D. Signal versus noise in fiber coupled radiation dosimeters for medical applications. Biomedical Optics, Proceedings of SPIE. Biomedical Optics, SPIE 5317:105-115, 2004.
- Ellis RJ, Vertocnik A, Kim E, Zhou H, Young B, Sodee B, Fu P, Beddar S, Colussi V, Spirnak JP, Dinchman KH, Resnick M, Kinsella TJ. Four-year biochemical outcome after radioimmunoguided transperineal brachytherapy for patients with prostate adenocarcinoma. Int J Radiat Oncol Biol Phys 57(2):362-370, 2003. PMID: 12957246.
- Crane CH, Beddar AS, Evans DB. The role of intraoperative radiotherapy in pancreatic cancer. Surg Oncol Clin N Am 12(4):965-77, 2003. PMID: 14989127.
- Beddar AS, Law S, Suchowerska N, Mackie TR. Plastic scintillation dosimetry: Optimization of light collection efficiency. Phys Med Biol 48(9):1141-52, 2003. PMID: 12765328.
- Domanovic MA, Ouzidane M, Ellis RJ, Kinsella TJ, Beddar AS. Using intraoperative radiation therapy - A case study. AORN J 77(2):412-417, 2003. PMID: 12619854.
- Beddar AS, Domanovic MA, Kubu ML, Ellis RJ, Sibata CH, Kinsella TJ. Mobile linear accelerators for intraoperative radiation therapy. AORN J 74(5):700-705, 2001. PMID: 11725448.
- Beddar AS, Kubu ML, Domanovic MA, Ellis RJ, Kinsella TJ, Sibata CH. A new approach to intraoperative radiation therapy. AORN J 74(4):500-505, 2001. PMID: 11665383.
- Ellis RJ, Kim EY, Conant R, Sodee DB, Spirnak JP, Dinchman KH, Beddar S, Wessels B, Resnick MI, Kinsella TJ. Radioimmunoguided imaging of prostate cancer foci with histopathological correlation. Int J Radiat Oncol Biol Phys 49(5):1281-1286, 2001. PMID: 11286835.
- Beddar AS, Kinsella TJ, Ikhlef A, and Sibata CH. A miniature scintillator-fiberoptic-PMT detector system for the dosimetry of small fields in stereotactic radiosurgery. IEEE Trans Nucl Sci 48:924-928, 2001.
- Colussi VC, Beddar AS, Kinsella TJ, Sibata CH. In vivo dosimetry using a single diode for megavoltage photon beam radiotherapy: implementation and response characterization. J Appl Clin Med Phys 2(4):210-8, 2001. PMID: 11686742.
- Ikhlef A, Skowronek M, and Beddar AS. X-ray imaging and detection using plastic scintillating fibers. Nuclear Instruments and Methods in Physics Research A 442:428-432, 2000.
- Das IJ, Gazda MJ, Beddar AS. Characteristics of a scintillator-based daily quality assurance device for radiation oncology beams. Med Phys 23(12):2061-2067, 1996. PMID: 8994171.
- Beddar AS, Mason DJ, O'Brien PF. Absorbed dose perturbation caused by diodes for small field photon dosimetry. Med Phys 21(7):1075-9, 1994. PMID: 7968839.
- Beddar AS. A new scintillator detector system for the quality assurance of Co-60 and high-energy therapy machines. Phys Med Biol 39(2):253-263, 1994. PMID: 15552123.
- Beddar AS, Thomason C, Leung PM. Description and evaluation of a new 3D computerized treatment planning dose compensator system. Med Dosim 19(4):227-235, 1994. PMID: 7893357.
- De Boer SF, Beddar AS, Rawlinson JA. Optical filtering and spectral measurements of radiation-induced light in plastic scintillation dosimetry. Phys Med Biol 38:945-958, 1993.
- Beddar AS, Mackie TR, Attix FH. Water-equivalent plastic scintillation detectors for high-energy beam dosimetry: II. Properties and measurements. Phys Med Biol 37(10):1901-13, 1992. PMID: 1438555.
- Beddar AS, Mackie TR, Attix FH. Water-equivalent plastic scintillation detectors for high-energy beam dosimetry: I. Physical characteristics and theoretical consideration. Phys Med Biol 37(10):1883-900, 1992. PMID: 1438554.
- Beddar AS, Mackie TR, and Attix FH. Cerenkov light generated in optical fibers and other light-pipes irradiated by electron beams. Phys Med Biol 37:925-935, 1992.
- Sibata CH, Mota HC, Beddar AS, Higgins PD, Shin KH. Influence of detector size in photon beam profile measurements. Phys Med Biol 36(5):621-631, 1991. PMID: 2068227.
- Beddar AS, Higgins PD. Use of ferroelectric crystal detectors for electron dosimetry. IEEE Trans Ultrason Ferroelectr Freq Control 37(1):26-30, 1990. PMID: 18285012.
- Beddar AS. Radiation response of optical fibers to clinical radiotherapy photon and electron beams. Opto-Electronics: ESI publications; Paris, 146-149, 1988.
- Beddar AS, Higgins PD. Ionizing radiation response effects on optical fibers in radiation therapy dosimetry applications. SPIE 992:170-176, 1988.
Other Articles
- Beddar AS, Archambault, L, Briere TM, Lacroix F, Gingras L, and Beaulieu L Recent developments in scintillating fiber detection systems in radiation therapy. Proceedings of the SPIE 6913:69130R(1-9), 2008.
- Law S and Beddar AS Capture of Cerenkov radiation generated on the axis of an optical fibre when the fibre axis lies on the Cerenkov cone. Conference on the Optical Internet/Australian Conference on Optical Fibre Technology 2003, Melbourne, Australia. EA Books, 2003.
- Kirov AS, Piao, Z, Devic, S, Shrinivas S, Beddar AS, Binns WR, Kinsella TJ, and Sibata CH An estimate of the perturbing effect of Cerenkov radiation to the signal from a liquid scintillator volume irradiated by a megavoltage photon beam. Proceedings of the 22nd Annual EMBS International Conference, 2000, Chicago, IL,. IEEE 4:3148-3151, 2000.
Abstracts
- Liu K, Holmes S, Khan A, Hooten B, DeWerd L, Schueler E, Beddar S. Development of Novel Parallel Plate Ion Chambers for Reference Dosimetry Applications in Electron Flash Radiotherapy. 66th Annual AAPM Meeting & Exhibition, July 21-25, 2024, Los Angeles, California, 2024.
- Alsanea F, Tho D, Yang M, Titt U, Robertson D, Beddar S. Ionization Quenching of Scintillators in Ultra-High Dose Rate Proton Beams. 62nd Annual PTCOG Conference, June 10-15, 2024, Singapore. e-Pub 2024.
- Simard M, Fullarton R, Volz L, Schuy C, Robertson D, Toltz A, Baker C, Beddar S, Graeff C, Collins-Fekete C. Comparing Carbon Ions and Protons in Integrated Mode Ion Imaging. 62nd Annual PTCOG Conference, June 10-15, 2024, Singapore. e-Pub 2024.
- Fullarton R, Simard M, Toltz A, Volz L, Robertson D, Royle G, Schuy C, <b>Beddar S</b>, Graeff C, BAker C, Collins-fekete C. Measuring Real-Time Motion of a Realistic Lung Tumour Using Integrated-Mode Proton Radiography - Towards Tumour Tracking in Proton Therapy. 62nd Annual PTCOG Conference, June 10-15, 2024, Singapore, 2024.
- Liu K, Khan A, Holmes S, DeWerd L, Beddar S, Schueler E. Development of next-generation ion chambers for reference dosimetry in FLASH. ESTRO 2024, May 3-7, 2024, Glasgow, United Kingdom:3206-3207, 2024. e-Pub 2024.
- Simrad M, Fullarton R, Volvz L, Schuy C, Robertson D, Toltz A, Baker C, Beddar S, Graeff C, Collins-Fekete C. A comparison of carbon ions versus protons for integrated mode ion imaging. ESTRO 2024, May 3-7, 2024, Glasgow, United Kingdom:3858-3859, 2024.
- Fullarton R, Simard M, Volvz L, Robertson D, Royle G, Schuy C, Beddar S, Graeff C, Collins-Fekete C. First results of real-time motion imaging using integrated-mode ion radiography for tumour motion. ESTRO 2024, May 3-7, 2024, Glasgow, United Kingdom:4398-4399, 2024.
- Aylward J, Bohlen T, Moeckli R, Psoroulas S, Douralis A, Garibaldi C, Traneus E, Giuseppe F, Beddar S, Schuler E, Van de Heuvel F, Labarbe R, Verellen D, Gasparini A, Stephan F, Subiel A. Terminology, Recording, Reporting for Ultra-High Dose Rates: ESTRO Physics of FLASH Workshop update. ESTRO 2024, May 3-7, 2024, Glasgow, United Kingdom:4800-4801, 2024.
- Abana C, Palmiero A, Liu K, Green M, Li Z, Harris L, Younkin R, Mayor S, Samuel K, Garrow K, Moore E, Fowlkes N, Swain J, Norton W, Koong A, Woodward W, Taniguchi C, Beddar S, Mitra D, Schueler E, Lin S. Cutaneous Tissue Microenvironment Effects After Single - and Fractionated Dose Electron FLASH-RT in Yorkshire Swine. 2023 Flash Radiotherapy & Particle Therapy, Toronto, Canada, December 5-7, 2023, 2023.
- Simard M, Fullerton R, Volz L, Schuy C, Robertson D, Toltz A, Baker C, <b> Beddar S</b>, Graeff C, Collins Fekete C. A Comparison of Carbon Ions versus Protons for Integrated Mode Imaging. Ion Imaging Workshop 2023, 2023.
- Khriguian J, Mohamed AS, Beddar S, Lee A, Frank SJ, Gunn GB, Morrison WH. Disease Control and Toxicity Outcomes after Intraoperative HDR Brachytherapy for Neck Recurrences in Patient Previously Irradiated Head and Neck Cancer. 65th Annual Meeting of the American Society for Radiation Oncology, October 1-4, 2003, San Diego, CA 117(2/ Supplement):e592-e593, 2023.
- Cavazos, Iskander GM, Cox V, Cheng H, Ejezie CL, Perez S, Nguyen J, Beddar S, Liao Z, Yeboa DN. Protocol in a Day: An Educational Institutional Workshop for Protocol Development. 65th Annual Meeting of the American Society for Radiation Oncology, October 1-4, 2003, San Diego, CA 117(2/ Supplement):e557-e558, 2023.
- Abana CO, Palmiero AN, Velasquez BD, Liu K, Koong AC, Beddar S, Mitra D, Schueler E, Lin SH. Feasibility and Clinical Implementation of Electron FLASH Radiation Therapy in the Yorkshire Swine Model. 65th Annual Meeting of the American Society for Radiation Oncology 117(2/ Supplement):e637-e638, 2023.
- Perles LA, Niedzielski J, Sawakuchi G, Martin R, Schueler E, Taniguchi CM, Ludmir EB, Vivar OI, Das P, Koong AC, Farber LA, Koay EJ, Beddar S. Assessment of the Spatial Bio-Distribution of NBTXR3 for Locally Advanced or Borderline-Resectable Pancreatic Ductal Adenocarcinoma (LAPC or BRPC) Patients Undergoing Radiation Therapy. 65th Annual Meeting of the American Society for Radiation Oncology, October 1-4, 2023, 117(2/ Supplement):e332-e333, 2023.
- Chang E, Wong FCL, Erwin WD, Das P, Holliday E, Koong AC, Ludmir EB, Smith GL, Taniguchi CM, Beddar S, Martin R, Niedzielski J, Perles LS, Park PC, Kaseb A, Lee S, Tzeng CW, Vauthey JN, Koay EJ. Phase 1 Trial of SPECT-Guided Liver-Directed Ablative Radiotherapy for Patients with Low Functional Liver Volume. 65th Annual Meeting of the American Society for Radiation Oncology, October 1-4, 2023, San Diego, CA 117(2/ Supplement):S106, 2023.
- Abana CO, Palmiero AN, Liu K, Green MM, Li Z, Harris L, Mayor S, Samuel KQ, Younkin RA, Moore EJ, Norton W, Swain J, Fowlkes NW, Koong AC, Woodward WA, Taniguchi CM, Beddar S, Mitra D, Schueler E, Lin SH. Subacute Cutaneous Toxicity with Single-Fraction Electron FLASH RT in Yorkshire Swine. 65th Annual Meeting of the American Society for Radiation Oncology, October 1-4, 2023, San Diego, CA 117(2/ Supplement):S10-S11, 2023.
- Robertson D, Stolen E, Fullerton R, Akgun U, Collins Fekete C, Beddar S. High-Density Scintillating Glasses for Integrating-Mode Particle Radiography. Optica Imaging Congress 2023, 2023.
- Palmiero A, Abana C, Liu K, Green M, Harris L, Mayor S, Samuel K, Younkin R, Green G, Garrow K, Moore E, Norton W, Swain J, Polasek H, Huynh T, Fowlkes N, Koong A, Woodward W, Taniguchi C, Beddar S, Mitra D, Lin S, Schueler E. Single-Fraction Electron Flash: Subacute Cutaneous Toxicity Analysis Via Swine Models. 65th AAPM Annual Meeting and Exhibition, July 23-27, 2023, Houston, Texas,, 2023.
- Liu K, Holmes S, Schueler E, Beddar S. Feasibility of Using Exradin W2 Plastic Scintillator in Its Current Configuration for Flash Beamlines. 65th AAPM Annual Meeting and Exhibition, July 23-27, 2023, Houston, Texas,, 2023.
- Liu K, Holmes S, Schueler E, Beddar S. How Ion Chamber Design Influences Their Response in Ultra-High Dose Rate Beamlines. 65th AAPM Annual Meeting and Exhibition, July 23-27, 2023, Houston, Texas, 2023.
- Palmiero A, Abana C, Velasquez B, Liu K, Beddar S, Mitra D, Lin S, Schueler E. Clinical Workflow Implementation of Electron Flash Radiation Therapy Via Swim Models. 65th AAPM Annual Meeting and Exhibition, July 23-27, 2023, Houston, Texas, 2023.
- Huang K, Chung C, Das P, Ludmir, Zhang L, Gema-De La Vega, J, Owens C, Zhao Y, Chen X, Duryea J, Fuentes D, Cardenas C, Briere T, |Beddar S. Automatic Contouring and VMAT Treatment Planning for Rectal Cancers. 65th AAPM Annual Meeting and Exhibition, July 23-27, 2023, Houston, Texas, 2023.
- Beddar S, Simard M, Fullarton R, Robertson D, Collins-Fekete C. Proton radiography using a novel integrating acquisition and fast imaging. 61st Annual PTCOG Conference, June 10-16, 2023, Madrid, Spain, 2023.
- Simrad M, Robertson D, Fullarton R, Toltz A, Baker C, Beddar S, Collins-Fekete C. Image quality of a proton radiography system using 2D lateral projections for image guidance. ESTRO 2023, May 12-16, 2023, Vienna, Austria, 2023.
- Schueler E, Liu K, Palmiero A, Chopra N, Li Z, Beddar S. Electron Ultra-High Dose-Rate (FLASH) beam monitoring and control through beam current transformers. ESTRO 2023, May 12-16, 2023, Vienna, Austria, 2023.
- Liu K, Holmes S, Schueler E, Beddar S. Characterization of the Exradin W2 in FLASH Radiation therapy. ESTRO 2023, May 12-16, 2023, Vienna, Austria, 2023.
- Alsanea F, Williamson T, Poenisch F, Martin R, Beddar S, Sawakuchi G, Perles L, Ludmir E, Koong A, Das P, Taniguchi C, Koay E, Niedzielski J. Feasibility of Intensity Modulated Proton Therapy for Treating Pancreatic Cancer Using a Hypofractionated Approach. AAPM 64th Annual Meeting, July 10-14, 2022, Washington DC, 2022.
- Huang K, Das P, Olanrewaju AM, Cardenas C, Fuentes D, Zhang L, Hancock D, Simonds H, Rhee DJ, Beddar S, Briere TM, Court L,. Automated Rectal Cancer Radiotherapy Planning. AAPM 64th Annual Meeting, July 10-14, 2022, Washington DC, 2022.
- Liu K, Glick A, Palmiero A, Chopra N, Beddar S, Schueler. Utilization of Toroids for Output and Energy Monitoring of Pulsed Electron FLASH Beams. AAPM 64th Annual Meeting, July 10-14, 2022, Washington DC, 2022.
- Chopra N, Liu K, Beddar S, Schueler. Novel Radiochromic Film Dosimeter for Radiotherapy Applications. AAPM 64th Annual Meeting, July 10-14, 2022, Washington DC, 2022.
- Darne C, Robertson D, Collins-Fekete C, Beddar S. A novel system and approach for proton radiography using a monolithic scintillator detector. European Society for Radiotherapy and Oncology (ESTRO) Annual Meeting, 6-10 May, 2022, Copenhagen, Denmark 170(Supplement 1):S1373-S1375, 2022.
- Schueler E, Fredette N, Chopra N, Darne C, Beddar S. Commissioning of the Flash Mobetron System at MD Anderson Cancer Center. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Liu K, Holmes S, Schuler E, Beddar S. Characterization of the Exradin W2 in FLASH Radiation therapy. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Liu K, Palmiero A, Chopra N, Beddar S, Schuler E. Dual beam current transformer design for real-time dose monitoring of electron FLASH beam parameters. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Connell L, Surry E, Beddar S, Young R, Schuler E. A methodology on determining FLASH radiation shielding requirements. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Chopra N, Liu K, Beddar S, Young R, Schuler E. Characterization of a novel Orthochromic Film for FLASH. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Palmiero A, Schuler E, Connell L, Velasquez B, Liu K, Chopra N, Neill D, Beddar S. Short- and Long-term Stability of the Mobetron FLASH System. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Velasquez B, Liu K, Chopra N, Beddar S, Schuler E. Characterization of Luminescent Based Dosimeters for Ultra-High Dose Rate (FLASH) electron beams. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Liu K, Holmes S, Beddar S, Schuler E. Characterization of commercially available ionization chambers in FLASH Radiation therapy. 2nd Flash Radiotherapy and Particle Therapy (FRPT) Conference, November 30 - December 2, 2022, Barcelona, Spain, 2022.
- Tanderup K, Johansen J, Fonseca G, Smith R, Beaulieu L, Beddar S, Kertzscher G, Verhaegen F. In vivo dosimetry in brachytherapy: Requirements and future directions for research, development and clinical practice. ESTRO 2021, August 27-31,2021, Madrid, Spain, 2021.
- Polf J, Maggi P, Panthi R, Mackin D, Peterson S, Beddar, S. The Effects of Compton Camera Data Acquisition Timing and Readout On Prompt Gamma Images Acquired at Clinical Proton Beam Dose Rates. AAPM 63st Annual Meeting, July 25-29, 2021, Virtual 48(6), 2021.
- Barajas C, Kroiz G, Polf J, Peterson S, Mackin D, Beddar S, Gobbert M. Neural Network Based Event Classification to Improve Compton Imaging for Proton Beam Range Verification. AAPM 63st Annual Meeting, July 25-29, 2021, Virtual 48(6), 2021.
- Darne C, Robertson R, Alsanea F, Tendler I, Perles P, Collins-Fekete C, Beddar. A Novel Integrating Proton Radiography System with a Monolithic Scintillator Detector. AAPM 63st Annual Meeting, July 25-29, 2021, Virtual 48(6), 2021.
- Niedzielski J, Beddar S, Martin R, Perles L, Rebueno N, Holliday E, Smith G, Minsky B,Ludmir E, Das P, Koay E, Taniguchi C, Koong A, Sawakuchi G. Towards Daily Online Adaptive SBRT for Pancreatic Cancer: Dosimetric Analysis of Daily Adaptive Re-Planning Using Re-Optimization and Dose Escalation Techniques. AAPM 63st Annual Meeting, July 25-29, 2021, Virtual 48(6), 2021.
- Huang K, Rhee D, Olanrewaju A, Hancock D, Zhang L, Cardenas C, Das P, Beddar S, Fuentes D, Briere T, L Court L. A Fully-Automated Field-In-Field Algorithm Translatable to Multiple Disease Sites. AAPM 63st Annual Meeting, July 25-29, 2021, Virtual 48(6), 2021.
- Thrower S, Holmes S, Prajapati S, Schueler E, Beddar S. Output Constancy of the W2 Scintillator in Flattening Filter Free Fields in a Medical Linac. AAPM 63st Annual Meeting, July 25-29, 2021, Virtual 48(6), 2021.
- Beddar S, Darne CD, Robertson DG. Development of a novel proton CT system using a 3D scintillator detector. The 11th International Conference on 3D and Advanced Dosimetry, 2021.
- Linares Rosales HM, Cantin A , Aubin S , Beddar S, Beaulieu L. From conception to clinical trial: IViST, the first multi-sensor-based platform for real-time In Vivo Source Tracking in HDR brachytherapy. The 11th International Conference on 3D and Advanced Dosimetry, 2021.
- Johansen J, Johansen EB, Overgaard J, Piche-Meunier D, Rosales HML, Tho D, Tanderup K, Beddar S, Beaulieu L, Kertzscher. Characterization of an inorganic scintillation detector system for time resolved in vivo dosimetry. Radiotherapy and Oncology 158(1):S77-S79, 2021.
- Beddar S, Darne C, Robertson D, Alsanea F, Pan T, Sahoo N, Grosshans D. Feasibility study of a novel proton radiography/CT system using a volumetric scintillator detector. Particle Therapy Co-Operative Group 59 Conference (PTCOG), May 21-26, 2021, Taipei, Taiwan, 2021.
- Niedzielski J, Liu Y, Martin R, Perles L, Beddar S, Rebueno N, Koay E, Taniguichi C, Holliday E, Das P, Smith G, Minsky B, Ludmir E, Koong A, Sawakuchi. Impact of interfractional anatomic variations on breath-hold SBRT for pancreatic cancer: Are we flying blind with daily cone-beam CT image guidance?. 12th Annual COMP-OCPM Canadian Winter School, February 1-4, 2021, Virtual, 2020.
- Iskander G, Liao Z, Herman JM, Beddar S, Perez S, Koong AC, Yeboa DN. Protocol-in-a-Day Workshop: Increasing Resident and Junior Faculty Research Edducation and Mentorship in Protocol Development. International Journal of Radiaiton Oncology, Biology, Physics 108(3):S123-S124, 2020.
- Wang H, Court LE, Mumme R,Nguyen CIHM,Beddar S, Wang XA, Wang C, Tung S, Martel MK, Moreno AC, Reddy J, Garden AS, Rosenthal DI, Phan J. Developing a Radiation Oncology Treatment Plan Library (ROTPL) for Head and Neck Stereotactic Radiation Therapy. International Journal of Radiation Oncology, Biology, Physics 108(3):E357, 2020.
- Wang H, Court L, Mumme R, Nguyen C, Beddar S, Wang X, Wang C, Tung S, Martel M, Moreno A, Reddy J, Garden A, Rosenthal D, Phan J. An External Beam Radiation Oncology Treatment Plan Library (ROTPL) for Head and Neck Cancer. 2020 Joint AAPM|COMP Meeting, July 12-16, 2020, Virtual, 2020.
- Niedzielski J, Ng S, Beddar S, Martin R, Holliday E, Smith G, Minsky B, Koong A, Taniguchi C, Das P, Koay E, Sawakuchi G. Dosimetric Impact of Interfraction Anatomical Variations On Breath-Hold SBRT for Pancreatic Cancer. 2020 Joint AAPM|COMP Meeting, July 12-16, 2020, Virtual, 2020.
- Huang K, Das P, Zhang L, Amirmazaheri M, Nguyen C, Rhee D, Netherton T, Beddar S, Briere T, Fuentes D, Holliday E, Court L, Cardenas C. Incorporating GTV Information in a Multi-Stage Process to Improve Automatically Generated Field Apertures for Rectal Cancer Radiotherapy. 2020 Joint AAPM|COMP Meeting, July 12-16, 2020, Virtual, 2020.
- Maggi P, Barajas C, Kroiz G, Basalyga J, Peterson S, Mackin D, Panthi R, Beddar S, Gobbert M, Plf J. Compton Camera Event Classification Using Artificial Neural Networks. 2020 Joint AAPM|COMP Meeting, July 12-16, 2020, Virtual, 2020.
- Maggi P, Peterson S, Panthi R, Mackin D, Beddar S, Polf J. Dectector Performance Effects on Compton Camera Data Quality. 2020 Joint AAPM|COMP Meeting, July 12-16, 2020, Virtual, 2020.
- Peterson S, Maggi P, Panthi R, Mackin D, Beddar S, Polf J. Investigating the Impact of Secondaries Neutrons On Compton Camera for Medical Imaging. 2020 Joint AAPM|COMP Meeting, July 12-16, 2020, Virtual, 2020.
- Darne CD, Robertson DG, Alsanea F, Pan T, Grosshans DR, Beddar S. A novel approach to proton radiography and CT using a large-volume scintillator detector system. European Society for Radiotherapy and Oncology (ESTRO) Annual Meeting, November 28 - December 1, 2020, Vienna, Austria, 2020.
- Panthi R, Mackin D, Peterson S, Maggi P, Polf J, Beddar S. A Novel Kernel-Weighted Back-Projection Reconstruction Algorithm for Compton Camera Imaging. 2020 Joint AAPM COMP Meeting, July 12-16, 2020, Virtual, 2020.
- Alsanea F, Beddar S. Ionization quenching correction for 3D scintillator detectors for spot scanning proton therapy. European Society for Radiotherapy and Oncology (ESTRO) Annual Meeting, November 28 - December 1, 2020, Vienna, Austria, 2020.
- Cazacu I M, Singh B S, Martin R, Slagowski J M, Beddar S, Koay E, Taniguchi C, Herman J, Bhutani M S. Endoscopic Ultrasound-Guided Fiducial Placement for Stereotactic Body Radiation Therapy in Patients with Pancreatic Adenocarcinoma: 923. American Journal of Gastroenterology 114:S539, 2019.
- Slagowski J, Cazacu I, Martin R, Singh B, Colbert L, Koay E, Taniguchi C, Koong A, Herman J, Bhutani M, Beddar, S. Evaluation of the Visibility and Artifacts of Seven Common Fiducials for Image-guided Radiation Therapy. 61st Annual Meeting of the American Society for Radiation Oncology, September 15-18, 2019, Chicago, Illinois 105(1, Supplement):E735-E736, 2019.
- Park P, Park An, Yoon H, Damian A, Monge D, Das P, Koay E, Holliday E, Koong A, Minsky B, Taniguchi C, Smith G, Krishnan S, Suh Y, Sawakuchi G, Beddar S, Herman J. Patient Setup Management for Pancreatic SBRT: Daily CT Based Assessment of Setup Accuracy using Vertebral Bone, Fiducial Markers, Biliary Stent, and Soft-Tissue Targeting. 61st Annual Meeting of the American Society for Radiation Oncology, September 15-18, 2019, Chicago, Illinois 105(1, Supplement):E770-, 2019.
- Darne C, Robertson D, Alsanea F, Guan F, Pan T, Grosshans D, Gautam A, Beddar S. A Proton Radiography System Design Using a Liquid Scintillator Detector. 61st Annual Meeting of the American Society for Radiation Oncology, September 15-18, 2019, Chicago, Illinois 105(1, Supplement):E716-E717, 2019.
- Darne C, Alsanea F, Robertson D, Hojo Y, Sahoo N, Beddar S. 3D Scintillator Detector System for Proton Scanning Beam Therapy. 61st Annual Meeting of the American Society for Radiation Oncology, September 15-18, 2019, Chicago, Illinois, Red Journal, 2019.
- Darne C, Alsanea F, Robertson D, Hojo Y, Sahoo N, Beddar S. 3D Scintillator Detector System for Proton Scanning Beam Therapy. International Journal of Radiation Oncology Biology Physics 105(1, Supplement):S89 - S90, 2019.
- Beddar S. How to write for physics grants. 61st Annual Meeting of the American Society for Radiation Oncology, September 15-18, 2019, Chicago, Illinois, 2019.
- Linares-Rosales HM, Archambault L, Beddar, S, Beaulieu L. A high-performance dosimetry system for in vivo HDR brachytherapy: Real time source tracking and dose measurements. ABS Annual Meeting, June 13-15, 2019, Miami, Florida(Abstract Book), 2019.
- Panthi R, Maggi P, Peterson S, Mackin D, Polf J, Beddar S. Secondary Particle Interactions in a Compton Camera Designed for in Vivo Range Verification of Proton Therapy. AAPM 61st Annual Meeting, July 14-18, 2019, San Antonio, TX, Med Phys 46(6):2833, 2019.
- Darne C, Alsanea F, Hojo Y, Beddar, Sam. Development of An Image Acquisition Method for Optical Cameras to Efficiently Capture Pencil Beams Used in Proton Therapy. AAPM 61st Annual Meeting, July 14-18, 2019, San Antonio, TX, Med Phys 46(6):2860, 2019.
- Linares Rosales H, Johansen J, Cantin A, Kertzscher G, Archambault L, Tanderup K, Beaulieu L, Beddar S. A Platform for Real-Time In Vivo Source Tracking in HDR Brachytherapy. AAPM 61st Annual Meeting, July 14-18, 2019, San Antonio, TX, Med Phys 46(6):2865, 2019.
- Maggi P, Panthi R, Peterson S, Mackin D, Beddar S, Yang H, He Z, Polf J. Simulated and Measured Detector Timing Effects at Clinical Dose Rates in a Compton-camera Based Prompt-gamma Imaging for Proton Radiotherapy. 2019 IEEE Nuclear Science Symposium and Medical Imaging Conference, October 27- November 3, 2019, Manchester, England, 2019.
- Peterson SW, Maggi P, Panthi R, Mackin D, Beddar S, Polf J. Investigating Scatter during Gamma Imaging using a Dual Head CdZnTe Compton Camera. 2019 IEEE Nuclear Science Symposium and Medical Imaging Conference, October 27- November 3, 2019, Manchester, England, 2019.
- Panthi R, Maggi P, Peterson S, Mackin D, Polf J, Beddar S. Secondary Particle Interactions in a Compton Camera Designed for in-vivo Range Verification of Proton Therapy. 2019 IEEE Nuclear Science Symposium and Medical Imaging Conference, October 27- November 3, 2019, Manchester, England, 2019.
- Beddar S. A proton radiography imaging system using a large volume liquid scintillator and a CCD camera. 15th Int. SCINT 2019, September 29 - October 4, 2019, Sendai, Japan, 2019.
- Linares-Rosales HM, Archambault L, Beddar, S, Beaulieu L. Development and Characterization of a 3 points plastic scintillator dosimeter in HDR brachytherapy. COMP Proceedings of the 64th Annual Scientific Meeting, September 12-15, 2018, Montreal, Canada(Abstract book), 2018.
- Kertzscher G, Beddar S. On-line treatment verification during brachytherapy using miniature inorganic scintillation detectors. IUPESM 2018 World Congress on Medical Physics and Biomedical Engineering, Prague, Czech Republic, 2018.
- Beddar S. 3D volumetric scintillation dosimetry for proton scanning beam therapy applications. IUPESM 2018 World Congress on Medical Physics and Biomedical Engineering, Prague, Czech Republic, 2018.
- Beddar S. In-vivo dosimetry for brachytherapy. IUPESM 2018 World Congress on Medical Physics and Biomedical Engineering, Prague, Czech Republic, 2018.
- Martin R, Williamson T, Yepes P, Colbert L, Poenisch F, Mirkovic D, Titt U, Mohan R, Beddar S, Taniguchi C, Sawakuchi G. Hypofractionated intensity modulated proton therapy (IMPT) for locally advanced pancreatic cancer. AAPM 60th Annual Meeting Program, July 29-Aug 2, 2018, Nashville, Tennessee, Med Phys 45(6):2736, 2018.
- Linares Rosales H, Archambault L, Beddar, S, Beaulieu L. A high-performance 3 points plastic scintillator dosimeter for HDR Brachytherapy: conception, development and characterization. AAPM 60th Annual Meeting Program, July 29-Aug 2, 2018, Nashville, Tennessee, Med Phys 45(6):2744, 2018.
- Marin R, Williamson T, Yepes P, Poenisch F, Melkun M, Titt U, Mirkovic D, Beddar, S, Mohan R, Holliday E, Sawakuchi G. Intensity modulated proton therapy (IMPT) for anal canal cancer. AAPM 60th Annual Meeting Program, July 29-Aug 2, 2018, Nashville, Tennessee, Med Phys 45(6):2763, 2018.
- Choi G, Suh Y, Das P, Herman J, Holliday E, Koay E, Koong A, Krishnan S, Minsky B, Taniguchi C, Beddar S. Assessment of setup uncertainty in hypofractionated liver radiation therapy with breath-hold technique using automatic image registration-based image guidance. AAPM 60th Annual Meeting Program, July 29-Aug 2, 2018, Nashville, Tennessee, Med Phys 45(6):2779, 2018.
- Peterson S, Leigh M, Mackin D, Chen H, Maggi P, Beddar S, Polf J. Studies of Prototype dual head compton camera for applications in medical imaging. AAPM 60th Annual Meeting Program, July 29-Aug 2, 2018, Nashville, Tennessee, Med Phys 45(6):2763, 2018.
- Darne C, Alsanea F, Robertson D, Beddar S. Development status of a real-time 3D scintillation detector system for proton dosimetry. ESTRO 37th Annual Meeting, April 20-24, 2018, Barcelona, Spain(Abstract Book):S463, 2018.
- Alsanea, F, Darne, C, Robertson, D, Beddar S. Light yield and ionization quenching measurements of the 3D scintillator detector for proton therapy. ESTRO 37th Annual Meeting, April 20-24, 2018, Barcelona, Spain(Abstract Book):S41, 2018.
- Kertzscher G, Beddar S. Development of an inorganic scintillation detector system for in vivo dosimetry for brachytherapy. ESTRO 37th Annual Meeting, April 20-24, 2018, Barcelona, Spain:S89, 2018.
- Kertzscher G, Beddar. Miniature inorganic scintillation detectors for on-line treatment verification during brachytherapy. The 14th International Conference on Scintillating Materials and their Applications, 18-22 September 2017(Abstract book):28, 2017.
- Beddar S. Real-time 3D scintillation dosimetry using organic liquid scintillators for proton therapy. The 14th International Conference on Scintillating Materials and their Applications, 18-22 September 2017(Abstract book):28, 2017.
- Alsanea F, Darne C, Ramezani S, Robertson D, Beddar S. Ionization quenching correction of volumetric organic scintillators for use in proton therapy. The 14th International Conference on Scintillating Materials and their Applications, 18-22 September 2017(Abstract Book):28, 2017.
- Haydee M. Linares-Rosales, Louis Archambault, Sam Beddar, Luc Beaulieu. Optimization and experimental characterization of a 3 points plastic scintillator dosimeter. COMP Proceedings of the 63rd Annual Scientific Meeting, July 12-15, 2017, Ottawa, Canada(Abstract book), 2017.
- Suh Y, Park P, Sawakuchi G, Beddar S, Koay E, Krishnan S, Minsky B, Taniguchi C, Holliday E, Herman J, Das P. Delay Time for Optimal Contrast-Enhanced CT Scans of Liver and Pancreas Tumors. AAPM 59th Annual Meeting, July 30 - Aug. 3, 2017, Denver, CO, Med. Phys 44(6):2734, 2017.
- Chen H, Draeger E, Mackin D, Peterson S, Beddar S, J Polf J. Using Multiple Cameras to Improve Image Reconstruction of Prompt Gamma Emission During Proton Beam Radiotherapy. AAPM 59th Annual Meeting, July 30 - Aug. 3, 2017, Denver, CO, Med. Phys 44(6):2756, 2017.
- Linares Rosales H, Wallace B, Roy R, Archambault L, Beddar S, Beaulieu L. Design and Signal Optimization of Multi-Point Plastic Scintillator Detectors Using a Novel Hyper-Spectral Deconvolution Method. AAPM 59th Annual Meeting, July 30 - Aug. 3, 2017, Denver, CO, Med. Phys 44(6):2988, 2017.
- Valencia Lozano I.I, Dedes G, Mackin D, Zoglauer A, Draeger E, Chen H, Beddar S, Aldawood S, S Liprandi S, Miani A, Mayerhofer M, Thirolf PG, Polf JC,Parodi K. Quantitative Comparison of Two Prompt-Gamma Image Reconstruction Algorithms Using Compton Camera Detection Systems. AAPM 59th Annual Meeting, July 30 - Aug. 3, 2017, Denver, CO, Med. Phys 44(6):3010, 2017.
- Beddar S. Roles of In-Vivo Dose Verification in Radiation Therapy. AAPM 59th Annual Meeting, July 30 - Aug. 3, 2017, Denver, CO, Med. Phys 44(6):3135, 2017.
- Beddar S. Intra-Operative Radiation Therapy Using Mobile Linear Accelerators. AAPM 59th Annual Meeting, July 30 - Aug. 3, 2017, Denver, CO, Med. Phys 44(6):3200, 2017.
- Ziri H, Robertson D, Beddar S. Development of a 3D plastic Scintillator detector for a fast verification of ocular proton beam. ESTRO 36, May 05-May 09, 2017 Vienna, Austria, Radiother Oncol(Abstract book), 2017.
- Asghar M, Zhifei W, Suh Y, O'Brien D, Beddar S, Buzdar S, Ibbott G.. Characterisation of the prototype plastic scintillation detector (PSD) in a strong magnetic field. ESTRO 36, May 05-May 09, 2017 Vienna, Austria, Radiother Oncol(Abstract book), 2017.
- Logan JK, Park PC, Wong FC, Erwin WD, Beddar S, Kaseb AO, Crane CH, Koay EJ. Outcomes of Patients With Hepatocellular Carcinoma and Advanced Cirrhosis After High-Dose Radiation Therapy Guided by Functional Liver Imaging With Tc99m Sulfur Colloid Liver SPECT-CT. 58th Annual Meeting of the American Society for Radiation Oncology,Int J Radiat Oncol Biol Phys 96(2S):E167-E168, 2016. PMID: 27673954.
- Chadha AS, Gunther JR, Minsky BD, Taniguchi CM, Mahmood U, Delclos ME, Suh Y, Sawakuchi GO, Park PC, Beddar S, Gupta S, Kaur H, Javle MM, Kaseb AO, Koay EJ, Das P, Crane CH, Krishnan S. Proton Therapy Outcomes for Localized, Unresectable Hepatocellular Carcinoma. 58th Annual Meeting of the American Society for Radiation Oncology, Int J Radiat Oncol Biol Phys 96(2S):E181-E182, 2016. PMID: 27673993.
- Darne C, Robertson D, Alsanea F, Beddar S. System design for a 3D volumetric scintillation detector using SCMOS cameras. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3337, 2016.
- Therriault-Proulx F, Beaulieu L, Bruno T, Beddar S. In phantom full-implant validation of plastic scintillation detectors for in vivo dosimetry during low dose rate brachytherapy. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3463, 2016.
- Wen Z, Therriault-Proulx F, Owens C, Ibbott G, Beddar S. Study on the magnetic field effect on the exradin W1 plastic scintillation detector. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3417, 2016.
- Yan Y, Yang J, Beddar S, Ibbott G, Balter P, Kudchadker R, Krishnan S, Fuller C, Wang J. Dosimetric impact of MR image distortion in treatment planning. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3446, 2016.
- Draeger E, Mackin D, Peterson S, Chen H, Beddar S, Polk J,. A method to improve the spatial resolution of prompt gamma based Compton imaging for proton range verification. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3451, 2016.
- Mackin D, Beddar S, Polf J, Peterson S, Draeger E. An improved method for event selection in Compton camera imaging for particle therapy. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3454, 2016.
- Draeger E, Chen H, Mackin D, Peterson S, Avery S, Beddar S, Polf J. A 3 dimensional prompt gamma imaging system for range verification in proton radiotherapy. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3757, 2016.
- Beddar S. Real-Time volumetric scintillation dosimetry for radiation therapy. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3790, 2016.
- Kertzscher G, Beddar S. Pitfalls when using Ruby as an inorganic scintillator detector for Ir-192 brachytherapy dosimetry. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3810, 2016.
- Alsanea F, Therriault-Proulx, Sawakuchi G, Beddar S. A Real-time method to simultaneously measure linear energy transfer and dose for proton therapy using organic scintillators. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3869, 2016.
- Therriault-Proulx F, Wen Z, Ibbott G, Beddar S. Impact of a magnetic field on the response from a plastic scintillation detector. AAPM 58th Annual Meeting, July 31 - Aug. 4, 2016, Washington, DC, Med. Phys 43(6):3876, 2016.
- Draeger E, Mackin D, Peterson S, Avery S, Chen H, Beddar S, Polf J. Improving Compton camera based prompt gamma imaging for proton beam range verification. PTCOG 55th Annual Conference, May 22-28, 2016, Prague, Czech Republic, 2016.
- Mackin D, Draeger E, Peterson S, Avery S, Polf J, Beddar S. A Quasi-3D Algorithm for Count Starved Compton Camera Imaging. PTCOG 55th Annual Conference, May 22-28, 2016, Prague, Czech Republic, 2016.
- Beddar S. Current status and challenges of volumetric scintillation dosimetry for proton therapy. PTCOG 55th Annual Conference, May 22-28, 2016, Prague, Czech Republic, 2016.
- Draeger E, Peterson S, Mackin D, Beddar S, Polf J. Improving image reconstruction for Compton camera based imaging for proton radiotherapy verification. ESTRO 35, April 29-May 3, 2016, Turin, Italy, Radiother Oncol(Abstract book):147, 2016.
- Park PC, Koay E, Yang J, Suh Y, Das P, Crane C, Beddar S. Patient-specific deformable image registration quality assurance based on feature points. ESTRO 35, April 29-May 3, 2016, Turin, Italy, Radiother Oncol(Abstract book):308, 2016.
- Kertzscher G, Beddar S. Red-emitting inorganic scintillation detectors to verify HDR brachytherapy treatments in real time. ESTRO 36, May 05-May 09, 2017 Vienna, Austria, Radiother Oncol(Abstract book), 2016.
- Alsanea F, Wootton L, Sahoo N, Beddar S. Patients in vivo skin dosimetry using the Exradin W1 plastic scintillator for proton therapy. 2016 ESTRO 35, April 29-May 3, 2016, Turin, Italy, Radiother Oncol(Abstract Book):184, 2016.
- Therriault-Proulx F, Beaulieu L, Beddar S. A high sensitivity plastic scintillation detector for in vivo dosimetry of LDR brachytherapy. 2016 ESTRO 35, April 29-May 3, 2016, Turin, Italy, Radiother Oncol(Abstract Book):98, 2016.
- Chadha AS, Liu G, Chen HC, Das P, Minsky BD, Mahmood U, Delclos ME, Suh Y, Sawakuchi GO, Beddar S, Katz MHG, Fleming JB, Javle MM, Varadhachary GR, Wolff RA, Crane CH, Wang X, Thames H, Krishnan S.. Splenic radiation during pancreatic cancer radiotherapy: Are we throwing the baby out with the bath water?. 2016 Gastrointestinal Cancers Symposium; J Clin Oncol, January 21-23, 2016, San Francisco, CA(Abstract book), 2016.
- Wootton, L, Therriault-Proulx F, Beddar S. What can the medical physics field learn from the open source hardware community. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3231, 2015.
- Suh Y, Crane C, Krishnan S, Das P, Koay E, Beddar S. Comparison between soft tissue alignment and bony alignment for pancreatic cancer radiotherapy. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3271, 2015.
- Suh Y, Hui C, Robertson D, Pan T, Das P, Crane C, Beddar S. Comparison between internal respiratory signal and external respiratory signal in 4D CT. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3301, 2015.
- Alsanea F, Wootton L, Kudchadker R, Usama M, Beddar S. In vivo skin dosimetry using the exradin W1 plastic scintillation detector for passively scattered proton beam therapy. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3446, 2015.
- Hui C, Robertson D, Alsanea F, Beddar S. Proton range measurements using a geometrically calibrated liquid scintillator detector. AAPM 57TH Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3483, 2015.
- Hui C, Wen Z, Stemkens b, Tijssen R, van den Berg C, Beddar S. Achieving 4D MRI in regular breathing cycle with extended acquisition time of dynamic MR iamges. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3537, 2015.
- Wen Z, Hui C, Stemkens, Tijssen R, van den Berg C, Beddar S. Sorting 2D dynamic MR images using internal respiratory signal for 4D MRI. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3574, 2015.
- Henry T, Robertson D, Therriault-Proulx F, Beddar S. Verification of range, SOBP width, and output for passive-scattering proton beams using a liquid scintillator detector. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3581, 2015.
- Therriault-Proulx F, Wootton L, Beddar S. A temperature independent plastic scintillation detector capable of simultaneous dose and temperature measurement. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3650, 2015.
- Polf J, Avery S, Mackin D, Beddar S. Imaging of prompt gamma rays emitted during delivery of clinical proton beams with a compton camera: feasibility studies for range verification. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3679, 2015.
- Therriault-Proulx F, Beaulieu L, Beddar S. Development of a scintillation dosimetry system capable of real-time dosimetry during LDR brachytherapy seed implant. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3707, 2015.
- Boivin J, Beddar S, Schmidt D, Culberson W, Bonde C, Guillemette M, Beaulieu L. A systematic characterization of the low energy response of plastic scintillation detectors. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3720, 2015.
- Wootton L, Holmes C, Sahoo N, Beddar S. Proton beam entrance dosimetry with the exradin W1 plastic scintillation detector. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3727, 2015.
- Robertson D, Sahoo N, Beddar S. Quality assurance of scanned proton beams with a volumetric liquid scintillator detector. AAPM 57th Annual Meeting, July 12-16, 2015, Anaheim, CA, Med. Phys 42(6):3728, 2015.
- Wen Z, Mathis MVP, Sawakuchi GO, Flint D, Tailor R, Beddar S, Ibbott GS. Study of potential effects of a strong magnetic field on radiation dosimeters (TLD,OSLD, EBT3 film, PRESAGE). World Congress on Medical Physics and Biomedical Engineering, June 7-12, 2015, Toronto, Canada, 2015.
- Boivin J, Beddar S, Guillemette , Beaulieu L. A novel tool for in vivo dosimetry in diagnostic and interventional radiology using plastic scintillation detectors. World Congress on Medical Physics & Biomedial Engineering, June 7-12, 2015, Toronto, Canada, 2015.
- Mathis M, Sawakuchi G, Flint D, Tailor R, Beddar S, Ibbott G, Wen Z. Effects of a strong magnetic field on selected radiation dosimeters (TLD, OSLD, EBT3 film, PRESAGE). Combined Scientific Meeting, 2014, Melbourne, Australia, 2014.
- Goulet M, Rilling M, Gingras L, Beddar S, Beaulieu L, Archambault L. 3D real-time water-equivalent dosimeter using a single light-field camera for pre-treatment QA. 2014 ESTRO 33, April 4-8, 2014, Vienna, Austria, Radiother Oncol 111(Supplement 1):209, 2014.
- Beddar S. Results from an online patient in-vivo dosimetry protocol for prostate cancer. 2014 ESTRO 33, April 4-8, 2014, Vienna, Austria, Radiother Oncol 111(Supplement 1):237, 2014.
- Francescon P, Beddar S, Das I. Monte Carlo output correction factors for Cyberknife and Synergy small fields for the Exradin W1 scintillator. 2014 ESTRO 33, April 4-8, 2014, Vienna, Austria, Radiother Oncol 111(Supplement 1):22, 2014.
- Beddar AS. In vivo dosimetry and its potential for DGRT. 2014 ESTRO 33, April 4-8, 2014, Vienna, Austria, Radiother Oncol 111(Supplement 1):141, 2014.
- Dipasquale G, Sedmak C, Nouet P, Beddar S, Dubouloz A, Rouzaud M. Stereotactic radiosurgery dose quality assurance: a commercial plastic scintillation versus a diamond detector. 2014 ESTRO 33, April 4-8, 2014, Vienna, Austria, Radiother Oncol 111(Supplement 1):597, 2014.
- Wootton L, Kudchadker R, Lee A, Beddar S. Results from a 5 patient in vivo rectal wall dosimetry study using plastic scintillation detectors. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):27, 2014.
- Polf J, Brown S, Mann J, Mackin D, Zheng Y, McCleskey M, Beddar S. Measuring prompt gamma emission profiles with a multi-stage compton camera during proton beam irradiaition: initial studies. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):35, 2014.
- Mathis M, Wen Z, Tailor R, Sawakuchi G, Flint D, Beddar S, Ibbott G. Effects of a strong magnetic field on select radiation dosimeters. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):45, 2014.
- Pino R, Therriault-Proulx F, Wang X, Yang J, Beddar S. TrueBeam small field dosimetry using commercial plastic scintillation and other stereotactic detectors. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):47, 2014.
- Pino R, Therriault-Proulx F, Yang J, Beddar S. Quality assurance for gamma knife perfexion using the exradin W1 plastic scintillation detector. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):48, 2014.
- Goulet M, Rilling M, Gingras L, Beddar S, Beaulieu L, Archambault L. Experimental validation of a lung SBRT technique using a novel, true volumetric plenoptic-plastic-scintillator detector. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):53, 2014.
- Boivin J, Beddar S, Guillemette M, Beaulieu L. Systematic evaluation of photodetectors performances for plastic scintillation dosimetry. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):83, 2014.
- Duguary-Drouin P, Delage M, Therriault-Proulx F, Beddar S, Beaulieu L. Toward an optimized multi-point scintillation detector. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):83, 2014.
- Hui C, Suh Y, Robertson D, Pan T, Das P, Crane C, Beddar S. Internal respiratory surrogate for 4D CT using fourier transform and anatomical features. AAPM 56th Annual Meeting, July 20-24, 2014, Austin, Texas, Med. Phys 41(6):572, 2014.
- Boivin J, Beddar S, Guillemette M, Beaulieu L. A new and accurate tool for live skin dose monitoring in interventional radiology; measuring dose without compromise. Radiological Society of North American 2014 Scientific Assembly and Annual Meeting, Chicago, IL, 2014.
- Robertson D, Sahoo N, Beddar S. Quality assurance of scanned proton beam delivery systems with a 3D liquid scintillator detector. PTCOG-NA 2014, Houston, TX, 2014.
Book Chapters
- Beddar S, Tendler I, Therriault-Proulx F, Archambault L, Beaulieu. Recent Advances and Clinical Applications of Plastic Scintillators in the Field of Radiation Therapy. In: Plastic Scintillators. Springer, 425-460, 2021.
- Sweet Ping Ng, Michael E. Kantor, Sam Beddar, Eugene Koay, Joseph Herman, and Cullen M. Taniguchi. Locally Advanced/Unresectable Pancreatic Cancer. In: Gastrointestinal Malignancies --A Practical Guide on Treatment Techniques. First Edition. Springer, 231-256, 2018.
- Robertson D, Beddar AS. Quenching of scintillation light. In: Scintillation Dosimetry. Taylor & Francis Group: Boca Raton, London, New York, 21-36, 2016.
- Darne C, Wootton L, Beddar AS. Plastic scintillation detectors: Basic properties. In: Scintillation Dosimetry. Taylor & Francis Group: Boca Raton, London, New York, 53-72, 2016.
- Wootton L, Beddar AS. In vivo dosimetry l: External beam radiation therapy. In: Scintillation Dosimetry. Taylor & Francis Group: Boca Raton, London, New York, 135-151, 2016.
- Robertson D, Beddar AS. 3D liquid scintillation dosimetry for photons and protons. In: Scintillation Dosimetry. Taylor & Francis Group, 271-289, 2016.
- Joanna E. Cygler, Kari Tanderup, Sam Beddar, and Jose Perez-Catalyud. In Vivo Dosimetry in Brachytherapy. In: Comprehensive Brachytherapy: Physical and Clinical Aspects. First Edition. Taylor & Francis Group, LLC: New York, 378-396, 2013.
- Beddar AS. Mobile Electron Beam Intraoperative Radiation Therapy. In: Quality and Safety in Radiotherapy. First Edition. Taylor & Francis, 497-502, 2010.
- Beddar AS and Briere TM. Plastic Scintillation Detectors. In: Clinical Dosimetry for Radiotherapy. Medical Physics Publishing: Madison, WI, USA, Ch 34, pp 1059-1082, 2009.
- Crane CH, Beddar AS, and Evans DB. The Role of IORT in Pancreatic Cancer. In: Surgical Oncology Clinics. 4. W.B. Saunders Company, 965-978, 2003.
Books (edited and written)
- S Beddar and L Beaulieu. Scintillation Dosimetry. First Edition. Taylor & Francis Group, LLC: Boca Raton, London, New York, 416, 2016.
- S Beddar. AAPM Task Group Report #92. Intraoperative radiation therapy using mobile electron linear accelerators: Report of AAPM Radiation Therapy Committee Task Group No. 72. Medical Physics Publishing Company: ISBN:1-888340-63-0/9781888340631: Madison, WI, 2006.
- S Beddar. Water equivalent plastic scintillation detectors for high-energy photon and electron beams. Medical Physics Publishing Company,: Madison, WI, 1990.
Grant & Contract Support
Title: | Implantable Detectors |
Funding Source: | Sicel Technologies |
Role: | Principal Investigator |
Title: | Fiber Optic Dosimeters for Medical and Environmental Applications |
Funding Source: | Australian Research Council (ARC) |
Role: | Co-Investigator |
Title: | Un nouveau systeme dosimetrique a fibres optiques scintillantes pour application médicale |
Funding Source: | National Sciences and Engineering Research Council of Canada (NSERC) |
Role: | Co-Investigator |
Title: | R01 "Real-time in vivo Dosimetry in Radiation Therapy using Scintillation Detectors" |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | Performance of the new design of the implantable dosimeter Detectors (DVS) |
Funding Source: | Sicel Technologies |
Role: | Co-Principal Investigator |
Title: | Scintillator detector system: real-time in vivo dosimetry in radiation therapy |
Funding Source: | The University of Texas MD Anderson Cancer Center Technology Review Committee |
Role: | Principal Investigator |
Title: | R21 "Real-time verification of proton dose delivery" |
Funding Source: | NIH/NCI |
Role: | Co-Investigator |
Title: | Plastic scintillator dosimeter array for IMRT and IMPT |
Funding Source: | Odyssey Program and Houston Endowment, Inc |
Role: | Principal Investigator and Mentor |
Title: | T32 "Dose-image guided radiotherapy for prostate cancer" |
Funding Source: | NIH/NCI |
Role: | Mentor and Project Leader |
Title: | R43 "Water-Equivalent Plastic Scintillation Detectors for Small-Field Radiotherapy - SBIR Phase I" |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | Clinical Evaluation of the Sicel Implantable Detectors |
Funding Source: | Sicel Technologies |
Role: | Principal Investigator |
Title: | P01 "Optimizing Proton Radiation Therapy" |
Funding Source: | NIH/NCI |
Role: | Co-Investigator |
Title: | Performance evaluation of the Radiadyne OARTrac system - Phase I |
Funding Source: | Radiadyne |
Role: | Principal Investigator |
Title: | Performance evaluation of the Radiadyne OARTrac system - Phase II |
Funding Source: | Radiadyne |
Role: | Principal Investigator |
Title: | R01 "Real-time in vivo Dosimetry in Radiation Therapy using Scintillation Detectors", NCE |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | R44 "Water-Equivalent Plastic Scintillation Detectors for Small Field Radiotherapy-Phase II", NCE |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | An in-vivo plastic scintillation detector for ultrasound-guided seed implantation during low-dose-rate prostate brachytherapy |
Funding Source: | Odyssey Program and THE ESTATE OF C.G. JOHNSON, JR |
Role: | PI and Mentor |
Title: | Optically Encoded Position for Multiple Points Fiber Dosimeter |
Funding Source: | National Sciences and Engineering Research Council of Canada (NSERC) |
Role: | Co-Investigator |
Title: | R21 "Real-time verification of proton dose delivery", NCE |
Funding Source: | NIH/NCI |
Role: | Co-Investigator |
Title: | Real-time in vivo rectal wall dosimetry for prostate radiotherapy using plastic scintillating detectors |
Funding Source: | The University of Texas MD Anderson Cancer Center / Institutional Research Grant |
Role: | Co-Principal Investigator |
Title: | Patient in-vivo dosimetry measurements using the Radiadyne OARTrac System - Phase III |
Funding Source: | Radiadyne |
Role: | Principal Investigator |
Title: | R01 "Real-time volumetric scintillation dosimetry for radiation therapy" |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | 4D MR Imaging Techniques for Radiation Therapy Treatment Planning |
Funding Source: | The University of Texas MD Anderson Cancer Center / Center for Radiation Oncology Research (CROR) |
Role: | Co-Investigator |
Title: | Evaluation of Dose Responses of Radiation Dosimeters in the Presence of a Strong Magnetic Field |
Funding Source: | Elekta |
Role: | Co-Investigator |
Title: | R01 "Prompt gamma imaging for in vivo range verification during proton radiotherapy |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | R44 "Water-Equivalent Plastic Scintillation Detectors for Small Field Radiotherapy-Phase II" |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | Clinical implementation of a novel real time treatment verification system in brachytherapy |
Funding Source: | The Danish Cancer Society |
Role: | Co-Investigator |
Title: | Evaluating qEASL as biomarker for radiation treatment response in hepatobiliary and pancreatic cancers |
Funding Source: | PHILIPS |
Role: | Co-Investigator |
Title: | U19 "Improving the Clinical Effectiveness and Understanding of the Biophysical Basis of Proton Therapy Core A - Administrative |
Funding Source: | NIH/NCI |
Role: | Co-Investigator |
Title: | Development of an external beam radiation oncology treatment plan library (ROTPL) for head and neck cancer |
Funding Source: | Department of Radiation Physics Internal Grant |
Role: | Co-Investigator |
Title: | Proton Radiography using a novel image detection system and approach |
Funding Source: | The University of Texas MD Anderson Cancer Center / Institutional Research Grant (IRG) |
Role: | Principal Investigator |
Title: | Proton Radiography and CT Using a Novel Image Detection System and Approach Based on a Monolithic Scintillator and sCMOS Cameras |
Funding Source: | UTMDACC Radiation Oncology Research Initiatives (ROSI) |
Role: | Principal Investigator |
Title: | Dynamic Targeting using MR Guidance for Precision Radiotherapy |
Funding Source: | UTMDACC Radiation Oncology Research Initiatives (ROSI) |
Role: | Co-Principal Investigator |
Title: | Ensuring safety in radiotherapy: A prospective international multicentre study of in vivo dosimetry in brachytherapy |
Funding Source: | The Novo Nordisk Foundation |
Role: | Co-Investigator |
Title: | Cancer Center Support Grant (CCSG): Image-guided Proton Therapy |
Funding Source: | NIH/NCI |
Role: | Project Leader |
Title: | Defining the optimal radiation beam and fractionation parameters for FLASH radiotherapy |
Funding Source: | Cancer Prevention & Research Institute of Texas (CPRIT) |
Role: | Co-Investigator |
Title: | Optimization of FLASH-RT for maximal reduction of gastrointestinal toxicity |
Funding Source: | The University of Texas MD Anderson Cancer Center / Institutional Research Grant (IRG) |
Role: | Co-Principal Investigator |
Title: | Varian Strategic Alliance Project: Networked Plan QA & Review Panel |
Funding Source: | Varian Medical Systems |
Role: | Co-Investigator |
Title: | R41 "Phase I SBIR Contract – Topic 461:A Novel Scintillation Detector System for FLASH Radiation Therapy |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | R43 "Phase I SBIR Contract – Topic 434: Novel NIST Traceable Ionization Chamber for FLASH dosimetry" |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |
Title: | NIHR Invention for Innovation Proton radiography for adaptive radiotherapy and image guidance |
Funding Source: | NIHR UK: National Institute for Health and Care Research - United Kingdom |
Role: | Co-Investigator |
Title: | R44 "Phase II SBIR Contract – Topic 434: Novel NIST Traceable Ionization Chamber for FLASH dosimetry" |
Funding Source: | NIH/NCI |
Role: | Principal Investigator |