Wesley Culberson

Credentials: PhD, DABR, FAAPM

Position title: Associate Professor
Director, Accredited Dosimetry Calibration Laboratory
Assistant Director, Medical Radiation Research Center
Co-Vice Chair for Graduate Program

Email: wsculberson@wisc.edu

Phone: 608-262-5084

B1141 WIMR
1111 Highland Ave.
Madison, WI 53705

Wes Culberson is a primary advisor in the Department of Medical Physics.


B.S. – Physics, Furman University, Greenville, SC, 2001

M.S. – Medical Physics, University of Wisconsin – Madison, 2003

Ph.D. – Medical Physics, University of Wisconsin – Madison, 2006

Professional Certifications
American Board of Radiology (ABR) – Certified in therapeutic radiation physics

Department Affilations

Medical Physics

Research Interests

  • Metrology
  • Ionization chambers
  • Radiation therapy
  • Radiation dosimetry in diagnostic radiology and radiotherapy
  • Thermoluminescent Dosimeters (TLDs)
  • Calorimetry


  • C. Hammer, B. Rosen, J. Fagerstom, W Culberson, and L. DeWerd, “Experimental investigation of GafChromic EBT3 intrinsic energy dependence with kv x rays, 137Cs, and 60Co”, Medical Physics 45 (1), 448-459, 2018. doi:10.1002/mp.12682
  • J. Hansen, W. Culberson, and L. DeWerd, “Windowless extrapolation chamber measurement of surface dose rate from a 90Sr/90Y ophthalmic applicator”, Radiation Measurements, 108, 34-40, 2018. Doi: 10.1016\j.radmeas.2017.11.003
  • H. Petroccia, N. Mendenhall, C. Liu, C. Hammer, W. Culberson, T. Thar, T. Mitchell, Z Li, and W. Bolch, “A hybrid phantom monte carlo-based method for historical reconstruction of organ doses in patients treated with cobalt-60 for Hodgkin’s Lymphoma”, Phys Med Biol. 2017 Jul 17;62(15):6261-6289 doi: 10.1088\1361-6560\aa7c2f. PubMed PMID: 28714462.
  • J. Fagerstrom, E. Bender, M. Lawless, and W. Culberson, “Design of a modulated orthovoltage stereotactic radiosurgery system”, Med Phys, 2017 Jul;44(7)3776-3787. Doi: 10.1002/mp.12336.Epub 2017 Jun 9. PubMed PMID: 28498612
  • S. Ellefson, W. Culberson, B. Bednarz, L. DeWerd, and J. Bayouth, “An anlalysis of the ArcCHECK-MR diode array’s performance for ViewRay quality assurance”, J. Appl. Clin. Med. Phys., 18(4): 161-171: 1-11, (2017), DOI: 10.1002/acm2.12107. PubMed PMID: 28681448.
  • C. Matrosic, A. McMillan, J. Holmes, B. Bednarz, and W. Culberson 2017 “Dosimetric comparison of DEFGEL and PAGAT formulae paired with an MRI acquisition” J Phys: Conf. Series 847 012012, (2017)
  • B. Muir, W. Culberson, S. Davis, G-Y Kim, Y. Huang, S-W Lee, J. Lowenstein, A. Sarfehnia, J. Siebers, N. Tolani, “Insight gained from responses to surveys on reference dosimetry practices”, J Appl Clin Med Phys, 18:3:182-190 (2017) doi: 10.1002/acm2.12081
  • B. Smith, J. Micka, M. Aima, L. DeWerd, W. Culberson, “Air-kerma strength determination of an HDR IR-192 source including a geometric sensitivity study of the seven-distance method”,Medical Physics 44(1), 311-320 (2017) doi: 10.1002/mp.12017
  • E. Grant, L Bartol, T. Trumbull, P. Wilson, R. Agasie, W. Culberson, J. Radtke, E. Kent, P. Brooks, and M. Anderson, “Energy deposition prediction calculation using MC21 and MCNP for calorimeters of various materials in the University of Wisconsin Nuclear Reactor, PHYSOR 2016, 3, 1992-2000, (2016). ISBN: 9781510825734
  • S. Taneja, L. Bartol, W. Culberson and L. DeWerd, “Air-kerma modulation effects on the energy spectrum of a Cs-137 irradiator using Monte-Carlo techniques”, Radiation Measurements 95, 9-15, (2016) doi: 10.1118/1.4958124
  • L. DeWerd and W. Culberson, “Importance of HDR source calibration and measurement”, AIP Conf. Proc. 1747, 020001-1-020001-5, (2016). doi: 10.1063/1.4954088
  • C. Matrosic, W. Culberson, and B. Bednarz, “Initial characterization of a gel patch dosimetry for in vivo dosimetry”, Physics in Medicine and Biology, 61, N240-N248, (2016). doi: 10.1088/0031-9155/61/10/N240
  • J. Boivin, S. Beddar, C. Bonde, D. Schmidt, W. Culberson, M. Guillemette, and L. Beaulieu, “A systematic characterization of the low-energy photon response of plastic scintillation detectors”, Physics in Medicine and Biology, 61, 5569-5586, (2016). doi: 10.1088/0031-9155/61/15/5569
  • H. Shen, W. Culberson, and C. Ross, “An investigation of polarity effects for wide-angle free-air chambers”, Medical Physics, 43(7), (2016). doi: 10.1118/1.4951727
  • J.M. Fagerstrom, E.T. Bender, and W.S. Culberson, “Dose gradients and prescription isodose in orthovoltage stereotactic radiosurgery”, Medical Physics, 43(2072), (2016). DOI: http://dx.doi.org/10.1118/1.4944782.
  • K.H. Pedersen, K.A. Kunugi, C.G. Hammer, W.S. Culberson, L.A. DeWerd, “Radiation biology irradiator dose verification survey”, Radiation Research 185, 163-168, 2016. DOI: 10.1667/RR14155.1
  • M. Aima, J.L. Reed, L.A. DeWerd, and W.S. Culberson, “Air-kerma strength determination of a new directional Pd-103 source”, Medical Physics, Under Review, 2015.
  • K.H. Pedersen, K.A. Kunugi, C.G. Hammer, W.S. Culberson, L.A. DeWerd, “Radiation biology irradiator dose verification survey”, Radiation Research, Under Review, 2014.
  • L.A. DeWerd, W.S. Culberson, J.A. Micka, S.J. Simiele, “A modified dose calculation formalism for electronic brachytherapy sources”, Brachytherapy, 14, 405-408, 2015.
  • E.S. Moura, J.A. Micka, C.L. Hammer, W.S. Culberson, L.A. DeWerd, “Development of an experimental phantom to account for the effects of heterogeneities in High-Dose-Rate Brachyhterapy Treatment Planning Systems”, Medical Physics, 42(4) 1566-1574, 2015.
  • J.L. Reed, B.E. Rasmussen, S.D. Davis, J.A. Micka, W.S. Culberson, L.A. DeWerd, “Determination of the intrinsic energy depdence of LiF:Mg,Ti Thermoluminescent Dosimeters for I-125 and Pd-103 brachytherapy sources relative to Co-60”, Medical Physics, 41(2) 122103, 2014.
  • L.A. DeWerd, Q. Liang, J.L. Reed, W.S. Culberson, “The Use of TLDs for Brachytherapy Dosimetry”, Radiation Measurements 71, 276-281, 2014. doi: 10.1016/j.radmeas.2014.05.005.
  • J.L. Reed, M.J. Rivard, J.A. Micka, W.S. Culberson, L.A. DeWerd, “Experimental and Monte Carlo dosimetry characterization of the CivaString CS10 103Pd brachytherapy source”, Brachytherapy, 13 (2014) 657-667.
  • S.J. Becker, W.S. Culberson, and R.T. Flynn, “Collision indicator charts for gantry-couch position combinations for Siemens Oncor & Elekta Infinity linacs”, Journal of Applied Clinical Medical Physics, Accepted for publication May 1, 2013.
  • J.J. VanDamme, W.S. Culberson, L.A. DeWerd, and J.A. Micka, “Air-kerma strength determination of a Yb-169 high dose rate brachytherapy source”, Medical Physics, 35 (9), 3935-3942, 2008.
  • A.B. Paxton, W.S. Culberson, L.A. DeWerd, J.A. Micka, “Primary calibration of coiled 103Pd sources”, Medical Physics, 35 (1), 32-38, 2008.
  • W.S. Culberson, L.A. DeWerd, D.R. Anderson, and J.A. Micka, “Large-volume ionization chamber with variable apertures for air-kerma measurements of low-energy radiation sources”, Review of Scientific Instruments, 77 (1), 2006.
  • W.S. Culberson, L.A. DeWerd, B.R. Thomadsen, J.A. Micka, and T.D. Bohm, “Calibration of the photon component of 198Au stents”, Brachytherapy, 4, 51-58, 2005.


  • American Association of Physicists in Medicine (AAPM)
  • American Society for Therapeutic Radiology and Oncology (ASTRO)
  • American Institute of Physics
  • American Brachytherapy Society (ABS)
  • Council on Ionizing Radiation Measurements and Standards (CIRMS)
  • Radiation Research Society