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Radiation Oncology

Salahuddin Ahmad, Ph.D., DABR, FACMP, FAAPM, FACR

Vice-Chair and Director of Medical Physics and Dosimetry

Academic Section(s):

Medical Radiological Physics Graduate Program


  • B.S. and M.S. in Nuclear Physics, Dhaka University, Bangladesh
  • Ph.D., Intermediate Energy Nuclear Physics, University of Victoria, B.C., Canada 
  • Post Doctoral training in Radiation Oncology Physics, The UT MD Anderson Cancer Center, Houston, Texas

Board Certification(s):

American Board of Radiology - Therapy

Select Honors & Accomplishments:

  • Fellow of the American College of Medical Physics
  • Fellow of the American Association of Physicists in Medicine
  • Fellow of the American College of Radiology

Select Publications:

  • L. Muller, C. Henson, B. Firestone, S. Ahmad, T. S. Herman and T. D. L. F. Herman, Radiation treatment to a post-resection primary mucoepidermoid carcinoma (MEC) of the conjunctiva with positive margins at the Tenon’s fascia – a case study, Medical Dosimetry (2019);
  • L. Muller, M. Prusator, S. Ahmad and Y. Chen, A complete workflow for utilizing Monte Carlo toolkits in clinical cases for a Double Scattering Proton Therapy System, Journal of Applied Clinical Medical (2019); DOI: 10.1002/acm2.12473
  • M. Prusator, S. Ahmad and Y. Chen, Investigation on patient/compensator scatter factor for Monitor Unit calculation in proton therapy, International Journal of Particle Therapy 5 No. 2 (2018) 38-49
  • K. DePew, S. Ahmad and H.Jin, Experimental assessment of proton dose calculation accuracy in small-field delivery using a Mevion S250 proton therapy system, Journal of Medical Physics 43 (2018) 221-229
  • M. Prusator, S. Ahmad and Y. Chen, Shielding Verification and Neutron Dose Evaluation of the Mevion S250 Proton Therapy Unit, Journal of Applied Clinical Medical Physics 19 (2018) 305-310
  • E. Kendall, S. Ahmad and O.Algan, Dosimetric Comparison of Sector-Blocked and Non-Sector-Blocked Gamma Knife Perfexion Treatment Plans for Trigeminal Neuralgia, Medical Dosimetry 43 (2018) 390-393
  • I. Ali, J. Jaskowiak, N. Alsbou and S. Ahmad, Quantitative evaluation of the performance of different deformable image registration algorithms in helical, axial and cone-beam CT images using a mobile phantom, Journal of Applied Clinical Medical Physics 19 No. 2 (2018) 62-73
  • E. Kendall, O. Algan and S. Ahmad, Comparison of volumetric modulated arc therapy and intensity modulated radiation therapy for whole brain hippocampal sparing treatment plans based on radiobiological modeling, Journal of Medical Physics 43 (2018) 16-22
  • M. F. Ahmed, N. Shrestha, S. Ahmad, E. Schnell, M. S. Akselrod and E. G. Yukihara, Demonstration of 2D dosimetry using Al2O3 optically stimulated luminescence films for therapeutic megavoltage x-ray and ion beams, Radiation Measurements 106 (2017) 315-320
  • I. Ali, N. Alsbou, J. M Taguenang and S. Ahmad, Quantitative evaluation by measurement and modeling of the variations in dose distributions deposited in mobile targets, Journal of Xray Science and Technology 25 (2017) 573-583
  • S. Ferguson, Y. Chen, C. Ferreira, M. Islam, V. Keeling, A. Lau, S. Ahmad and Hosang Jin, Comparability of three output prediction models for a compact passively doublescattered proton therapy system, Journal of Applied Clinical Medical Physics 18 No. 3 (2017) 108-117
  • M. Prusator, S. Ahmad and Y. Chen, TOPAS Simulation of the Mevion S250 compact proton therapy unit, Journal of Applied Clinical Medical Physics 18 No. 3(2017) 88-95
  • C. Ferreira, D. Johnson, K. Rasmussen, C. Leinweber, S. Ahmad and J. W Jung, A novel conformal superficial high-dose-rate brachytherapy device for the treatment of nonmelanoma skin cancer and keloids, Brachytherapy 16 (2017) 215-222
  • M. R. Islam, Y. Zheng, T. L. Collums, J. M. Monson, S. Ahmad and E. R. Benton, Measurement and simulation of secondary neutrons from uniform scanning proton beams in proton radiotherapy, Radiation Measurements 96 (2017) 8-18
  • V. Keeling, O. Algan, S. Ahmad and S. Hossain, Dosimetric comparison of intracranial metastasis treatment using two radiosurgery systems: TrueBeam STX with VMAT and Gamma Knife model 4C, Journal of Radiosurgery and SBRT 4 (2016) 235-243