Arman Sarfehnia

Associate Member

Medical Physics Unit, McGill University

Other appointments:

Medical Physicist, Department of Medical Physics, Odette Cancer Centre, Toronto

Assistant Professor, Department of Radiation Oncology, University of Toronto

Adjunct Professor, Department of Oncology, McGill University

Adjunct Professor, Department of Physics, Ryerson University


Sunnybrook Health Sciences Centre
T-Wing, Room #TG276
2075 Bayview Avenue
Toronto, ON M4N 3M5


416 480 5852


arman.sarfehnia [at]



Research focus:

Water calorimetry, particle therapy dosimetry, detector design and optimization, beam quality, absolute dosimetry.
Clinical research: Motion management and motion uncertainty quantification; Electron treatment planning for breast treatments.

Key Publications:

J. Renaud, D. Marchington, J. Seuntjens, A. Sarfehnia, Radiochromic film dosimetry of HDR 192Ir source radiation fields, Med. Phys. 40, 020701:1-6 (2013).

A. Sarfehnia, J. Seuntjens, Development of a water calorimetry-based standard for absorbed dose to water in HDR 192Ir brachytherapy, Med. Phys. 37, 1914-1923 (2010).

A. Sarfehnia, I. Kawrakow, J. Seuntjens, Direct measurement of absorbed dose to water in HDR 192Ir brachytherapy: Water calorimetry, ionization chamber, Gafchromic film, and TG-43, Med. Phys. 37, 1924-1932 (2010).

A. Sarfehnia, B. Classie, E. Chung, H.M. Lu, J. Flanz, E. Cascio, M. Engelsman, H. Paganetti, J. Seuntjens, Direct absorbed dose to water determination based on water calorimetry in scanning proton beam delivery, Med. Phys. 37, 3541-3551 (2010).

A. Sarfehnia, K. Jabbari, J. Seuntjens, E.B. Podgorsak, Experimental verification of beam quality in high contrast imaging with orthogonal bremsstrahlung photon beams, Med. Phys. 34, 2896-2906 (2007).

A. Sarfehnia, K. Stewart, J. Seuntjens, An absorbed dose to water radiation standard for 192Ir HDR brachytherapy sources based on water calorimetry: Numerical and experimental proof-of-principle, Med. Phys. 34, 4957-4961 (2007).


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