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OLEG N VASSILIEV

TitleAssociate Professor
InstitutionMD Anderson
DepartmentRadiation Physics
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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Vassiliev ON, Peterson CB, Cao W, Grosshans DR, Mohan R. Systematic microdosimetric data for protons of therapeutic energies calculated with Geant4-DNA. Phys Med Biol. 2019 Nov 04; 64(21):215018. PMID: 31553958.
      View in: PubMed
    2. Vassiliev ON, Kry SF, Wang HC, Peterson CB, Chang JY, Mohan R. Radiotherapy of lung cancers: FFF beams improve dose coverage at tumor periphery compromised by electronic disequilibrium. Phys Med Biol. 2018 09 28; 63(19):195007. PMID: 30189421.
      View in: PubMed
    3. Vassiliev ON, Kry SF, Grosshans DR, Mohan R. Average stopping powers for electron and photon sources for radiobiological modeling and microdosimetric applications. Phys Med Biol. 2018 03 02; 63(5):055007. PMID: 29411712.
      View in: PubMed
    4. Vassiliev ON, Grosshans DR, Mohan R. A new formalism for modelling parameters a and ß of the linear-quadratic model of cell survival for hadron therapy. Phys Med Biol. 2017 Oct 03; 62(20):8041-8059. PMID: 28832343.
      View in: PubMed
    5. Wang H, Vassiliev ON. Radial dose distributions from carbon ions of therapeutic energies calculated with Geant4-DNA. Phys Med Biol. 2017 05 21; 62(10):N219-N227. PMID: 28362271.
      View in: PubMed
    6. Newhauser WD, Zhang R, Jones TG, Giebeler A, Taddei PJ, Stewart RD, Lee A, Vassiliev O. Reducing the cost of proton radiation therapy: the feasibility of a streamlined treatment technique for prostate cancer. Cancers (Basel). 2015 Apr 24; 7(2):688-705. PMID: 25920039.
      View in: PubMed
    7. Wang H, Vassiliev ON. Radial dose distributions from protons of therapeutic energies calculated with Geant4-DNA. Phys Med Biol. 2014 Jul 21; 59(14):3657-68. PMID: 24925886.
      View in: PubMed
    8. Wang X, Yang JN, Li X, Tailor R, Vassilliev O, Brown P, Rhines L, Chang E. Effect of spine hardware on small spinal stereotactic radiosurgery dosimetry. Phys Med Biol. 2013 Oct 07; 58(19):6733-47. PMID: 24018829.
      View in: PubMed
    9. Vassiliev ON. Electron slowing-down spectra in water for electron and photon sources calculated with the Geant4-DNA code. Phys Med Biol. 2012 Feb 21; 57(4):1087-94. PMID: 22297165.
      View in: PubMed
    10. Vassiliev ON. Formulation of the multi-hit model with a non-Poisson distribution of hits. Int J Radiat Oncol Biol Phys. 2012 Jul 15; 83(4):1311-6. PMID: 22245202.
      View in: PubMed
    11. Vassiliev ON, Kudchadker RJ, Kuban DA, Frank SJ, Choi S, Nguyen Q, Lee AK. Dosimetric impact of fiducial markers in patients undergoing photon beam radiation therapy. Phys Med. 2012 Jul; 28(3):240-4. PMID: 21875820.
      View in: PubMed
    12. Vassiliev ON, Kudchadker RJ, Swanson DA, Bruno TL, van Vulpen M, Frank SJ. Displacement of periurethral stranded seeds and its dosimetric consequences in prostate brachytherapy. Brachytherapy. 2011 Sep-Oct; 10(5):401-8. PMID: 21306959.
      View in: PubMed
    13. Kry SF, Vassiliev ON, Mohan R. Out-of-field photon dose following removal of the flattening filter from a medical accelerator. Phys Med Biol. 2010 Apr 21; 55(8):2155-66. PMID: 20305334.
      View in: PubMed
    14. Vassiliev ON, Wareing TA, McGhee J, Failla G, Salehpour MR, Mourtada F. Validation of a new grid-based Boltzmann equation solver for dose calculation in radiotherapy with photon beams. Phys Med Biol. 2010 Feb 07; 55(3):581-98. PMID: 20057008.
      View in: PubMed
    15. Kry SF, Howell RM, Polf J, Mohan R, Vassiliev ON. Treatment vault shielding for a flattening filter-free medical linear accelerator. Phys Med Biol. 2009 Mar 07; 54(5):1265-73. PMID: 19190359.
      View in: PubMed
    16. Vassiliev ON, Kry SF, Chang JY, Balter PA, Titt U, Mohan R. Stereotactic radiotherapy for lung cancer using a flattening filter free Clinac. J Appl Clin Med Phys. 2009 Jan 27; 10(1):2880. PMID: 19223837.
      View in: PubMed
    17. Vassiliev ON, Wareing TA, Davis IM, McGhee J, Barnett D, Horton JL, Gifford K, Failla G, Titt U, Mourtada F. Feasibility of a multigroup deterministic solution method for three-dimensional radiotherapy dose calculations. Int J Radiat Oncol Biol Phys. 2008 Sep 01; 72(1):220-7. PMID: 18722273.
      View in: PubMed
    18. Kry SF, Howell RM, Titt U, Salehpour M, Mohan R, Vassiliev ON. Energy spectra, sources, and shielding considerations for neutrons generated by a flattening filter-free Clinac. Med Phys. 2008 May; 35(5):1906-11. PMID: 18561666.
      View in: PubMed
    19. Titt U, Zheng Y, Vassiliev ON, Newhauser WD. Monte Carlo investigation of collimator scatter of proton-therapy beams produced using the passive scattering method. Phys Med Biol. 2008 Jan 21; 53(2):487-504. PMID: 18185001.
      View in: PubMed
    20. Kry SF, Titt U, Followill D, Pönisch F, Vassiliev ON, White RA, Stovall M, Salehpour M. A Monte Carlo model for out-of-field dose calculation from high-energy photon therapy. Med Phys. 2007 Sep; 34(9):3489-99. PMID: 17926952.
      View in: PubMed
    21. Vassiliev ON, Titt U, Kry SF, Mohan R, Gillin MT. Radiation safety survey on a flattening filter-free medical accelerator. Radiat Prot Dosimetry. 2007; 124(2):187-90. PMID: 17681966.
      View in: PubMed
    22. Kry SF, Titt U, Pönisch F, Vassiliev ON, Salehpour M, Gillin M, Mohan R. Reduced neutron production through use of a flattening-filter-free accelerator. Int J Radiat Oncol Biol Phys. 2007 Jul 15; 68(4):1260-4. PMID: 17637397.
      View in: PubMed
    23. Vassiliev ON, Kry SF, Kuban DA, Salehpour M, Mohan R, Titt U. Treatment-planning study of prostate cancer intensity-modulated radiotherapy with a Varian Clinac operated without a flattening filter. Int J Radiat Oncol Biol Phys. 2007 Aug 01; 68(5):1567-71. PMID: 17544596.
      View in: PubMed
    24. Cho SH, Vassiliev ON, Horton JL. Comparison between an event-by-event Monte Carlo code, NOREC, and ETRAN for electron scaled point kernels between 20 keV and 1 MeV. Radiat Environ Biophys. 2007 Mar; 46(1):77-83. PMID: 17219152.
      View in: PubMed
    25. Jang SY, Liu HH, Wang X, Vassiliev ON, Siebers JV, Dong L, Mohan R. Dosimetric verification for intensity-modulated radiotherapy of thoracic cancers using experimental and Monte Carlo approaches. Int J Radiat Oncol Biol Phys. 2006 Nov 01; 66(3):939-48. PMID: 17011466.
      View in: PubMed
    26. Kry SF, Titt U, Pönisch F, Followill D, Vassiliev ON, White RA, Mohan R, Salehpour M. A Monte Carlo model for calculating out-of-field dose from a varian 6 MV beam. Med Phys. 2006 Nov; 33(11):4405-13. PMID: 17153419.
      View in: PubMed
    27. Titt U, Vassiliev ON, Pönisch F, Kry SF, Mohan R. Monte Carlo study of backscatter in a flattening filter free clinical accelerator. Med Phys. 2006 Sep; 33(9):3270-3. PMID: 17022221.
      View in: PubMed
    28. Titt U, Vassiliev ON, Pönisch F, Dong L, Liu H, Mohan R. A flattening filter free photon treatment concept evaluation with Monte Carlo. Med Phys. 2006 Jun; 33(6):1595-602. PMID: 16872067.
      View in: PubMed
    29. Pönisch F, Titt U, Vassiliev ON, Kry SF, Mohan R. Properties of unflattened photon beams shaped by a multileaf collimator. Med Phys. 2006 Jun; 33(6):1738-46. PMID: 16872081.
      View in: PubMed
    30. Vassiliev ON, Titt U, Kry SF, Pönisch F, Gillin MT, Mohan R. Monte Carlo study of photon fields from a flattening filter-free clinical accelerator. Med Phys. 2006 Apr; 33(4):820-7. PMID: 16696457.
      View in: PubMed
    31. Vassiliev ON, Titt U, Pönisch F, Kry SF, Mohan R, Gillin MT. Dosimetric properties of photon beams from a flattening filter free clinical accelerator. Phys Med Biol. 2006 Apr 07; 51(7):1907-17. PMID: 16552113.
      View in: PubMed
    32. Jang SY, Vassiliev ON, Liu HH, Mohan R, Siebers JV. Development and commissioning of a multileaf collimator model in monte carlo dose calculations for intensity-modulated radiation therapy. Med Phys. 2006 Mar; 33(3):770-81. PMID: 16878579.
      View in: PubMed
    33. Pönisch F, Titt U, Kry SF, Vassiliev ON, Mohan R. MCNPX simulation of a multileaf collimator. Med Phys. 2006 Feb; 33(2):402-4. PMID: 16532947.
      View in: PubMed
    34. 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. 2005 May; 32(5):1265-9. PMID: 15984678.
      View in: PubMed
    35. Cho SH, Vassiliev ON, Lee S, Liu HH, Ibbott GS, Mohan R. Reference photon dosimetry data and reference phase space data for the 6 MV photon beam from varian clinac 2100 series linear accelerators. Med Phys. 2005 Jan; 32(1):137-48. PMID: 15719964.
      View in: PubMed
    36. Reducing the cost of proton radiation therapy. Cancers. 7:688-705.
    37. Quantum Monte-Carlo study of phase transitions in Heisenberg chains with long-range interactions. Journal of Magnetism and Magnetic Materials. 226-230:588-589.
    38. Using symmetry properties to modify estimates in calculations of radiation fields by the Monte Carlo method. Soviet Atomic Energy. 60:347-350.
    39. Monte Carlo phase diagram for diblock copolymer melts. Journal of Chemical Physics. 124.
    40. Calculation of microdosimetric characteristics in electron and gamma-ray irradiated water. Soviet Physics Journal. 31:149-153.
    41. Fluctuations of the energy absorption of electron-photon radiation in a model with collision-grouping elements. Soviet Physics Journal. 30:800-804.
    42. Fluctuation effects in block copolymer melts. Journal of Chemical Physics. 118:7700-7713.
    43. Effects of radiation spectra on radiation-effect yields, relative biological effectiveness, and quality coefficients. Soviet Atomic Energy. 70:48-55.
    44. Quantum Monte Carlo study of a Heisenberg spin system in two dimensions with long-range interactions. Journal of Applied Physics. 89:7329-7331.
    45. Quantum Monte-Carlo study of the Heisenberg chain with long-range ferromagnetic interactions. Physica A: Statistical Mechanics and its Applications. 294:139-154.
    46. A model of the radiation-induced bystander effect based on an analogy with ferromagnets. Application to modelling tissue response in a uniform field. Physica A: Statistical Mechanics and its Applications. 416:242-251.
    47. The influence of short tracks on the biological effectiveness of radiations. Radiation Protection Dosimetry. 62:179-182.
    48. Optically nonlinear s-polarized electromagnetic waves in multilayered symmetric dielectrics. Surface Review and Letters. 7:89-102.
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