All Stories

  1. Radial dose distributions from protons of therapeutic energies calculated with Geant4-DNA

    Article • Physics in Medicine and Biology, June 2014, Institute of Physics Publishing

    Oleg Vassiliev

  2. Microdosimetric characterisation of radiation fields for modelling tissue response in radiotherapy

    Article • International Journal of Cancer Therapy and Oncology, February 2014, International Journal of Cancer Therapy and Oncology

    Oleg Vassiliev

  3. Effect of spine hardware on small spinal stereotactic radiosurgery dosimetry

    Article • Physics in Medicine and Biology, September 2013, Institute of Physics Publishing

    Oleg Vassiliev

  4. Formulation of the Multi-Hit Model With a Non-Poisson Distribution of Hits

    Article • International Journal of Radiation Oncology*Biology*Physics, July 2012, Elsevier

    Oleg Vassiliev

  5. Dosimetric impact of fiducial markers in patients undergoing photon beam radiation therapy

    Article • Physica Medica, July 2012, Elsevier

    Oleg Vassiliev

  6. SP-0591 INTRODUCTION TO GRID-BASED SOLVERS OF BOLTZMANN TRANSPORT EQUATION

    Article • Radiotherapy and Oncology, May 2012, Elsevier

    Oleg Vassiliev

  7. Electron slowing-down spectra in water for electron and photon sources calculated with the Geant4-DNA code

    Article • Physics in Medicine and Biology, February 2012, Institute of Physics Publishing

    Oleg Vassiliev

  8. Displacement of periurethral stranded seeds and its dosimetric consequences in prostate brachytherapy

    Article • Brachytherapy, September 2011, Elsevier

    Oleg Vassiliev

  9. Out-of-field photon dose following removal of the flattening filter from a medical accelerator

    Article • Physics in Medicine and Biology, March 2010, Institute of Physics Publishing

    Oleg Vassiliev

  10. Validation of a new grid-based Boltzmann equation solver for dose calculation in radiotherapy with photon beams

    Article • Physics in Medicine and Biology, January 2010, Institute of Physics Publishing

    Oleg Vassiliev

  11. Reference RBE Method for Correcting RBE for Dose Dependence in Particle Beam Therapy

    Article • International Journal of Radiation Oncology*Biology*Physics, November 2009, Elsevier

    Oleg Vassiliev

  12. Stereotactic radiotherapy for lung cancer using a flattening filter free Clinac

    Article • Journal of Applied Clinical Medical Physics, February 2009, American College of Medical Physics (ACMP)

    Oleg Vassiliev

  13. Treatment vault shielding for a flattening filter-free medical linear accelerator

    Article • Physics in Medicine and Biology, February 2009, Institute of Physics Publishing

    Oleg Vassiliev

  14. WE-D-BRB-02: Comparing a Grid-Based Boltzmann Solver with Monte Carlo Simulation for Voxel-Based Therapeutic Radionuclide Dose Calculations

    Article • Medical Physics, January 2009, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  15. SU-FF-J-69: Dosimetric Impact of Gold Fiducial Markers in Patients Undergoing External Beam Radiation Therapy

    Article • Medical Physics, January 2009, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  16. Feasibility of a Multigroup Deterministic Solution Method for Three-Dimensional Radiotherapy Dose Calculations

    Article • International Journal of Radiation Oncology*Biology*Physics, September 2008, Elsevier

    Oleg Vassiliev

  17. Systematic Evaluation of Periurethral Stranded Seed Migration and its Dosimetric Consequences in Prostate Brachytherapy

    Article • International Journal of Radiation Oncology*Biology*Physics, September 2008, Elsevier

    Oleg Vassiliev

  18. Energy spectra, sources, and shielding considerations for neutrons generated by a flattening filter-free Clinac

    Article • Medical Physics, January 2008, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  19. TH-D-AUD A-05: Dose Outside the Treatment Volume Following Removal of the Flattening Filter

    Article • Medical Physics, January 2008, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  20. SU-GG-T-312: Monte Carlo Investigation of Collimator Scatter of Proton-Therapy Beams Produced Using the Passive Scattering Method

    Article • Medical Physics, January 2008, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  21. Monte Carlo investigation of collimator scatter of proton-therapy beams produced using the passive scattering method

    Article • Physics in Medicine and Biology, December 2007, Institute of Physics Publishing

    Oleg Vassiliev

  22. Radiotherapy With a Flattening Filter Free Clinac

    Article • International Journal of Radiation Oncology*Biology*Physics, November 2007, Elsevier

    Oleg Vassiliev

  23. Treatment-Planning Study of Prostate Cancer Intensity-Modulated Radiotherapy With a Varian Clinac Operated Without a Flattening Filter

    Article • International Journal of Radiation Oncology*Biology*Physics, August 2007, Elsevier

    Oleg Vassiliev

  24. Reduced Neutron Production Through Use of a Flattening-Filter–Free Accelerator

    Article • International Journal of Radiation Oncology*Biology*Physics, July 2007, Elsevier

    Oleg Vassiliev

  25. Radiation safety survey on a flattening filter-free medical accelerator

    Article • Radiation Protection Dosimetry, June 2007, Oxford University Press (OUP)

    Oleg Vassiliev

  26. Comparison between an event-by-event Monte Carlo code, NOREC, and ETRAN for electron scaled point kernels between 20 keV and 1 MeV

    Article • Radiation and Environmental Biophysics, January 2007, Springer Science + Business Media

    Oleg Vassiliev

  27. SU-FF-T-387: Stereotactic Radiotherapy for Lung Cancer Using Flattening Filter Free Accelerator

    Article • Medical Physics, January 2007, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  28. SU-FF-T-285: Low Dose RBE of Therapeutic Proton Beams

    Article • Medical Physics, January 2007, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  29. SU-FF-T-292: Microscopic Estimation of Tumor Dose Enhancement During Gold Nanoparticle-Aided Radiation Therapy (GNRT) Using Diagnostic Energy Range X-Rays

    Article • Medical Physics, January 2007, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  30. A Monte Carlo model for out-of-field dose calculation from high-energy photon therapy

    Article • Medical Physics, January 2007, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  31. TU-EE-A1-01: Validation of a Prototype Deterministic Solver for Photon Beam Dose Calculations On Acquired CT Data in the Presence of Narrow Beams and Heterogeneities

    Article • Medical Physics, January 2007, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  32. Dosimetric verification for intensity-modulated radiotherapy of thoracic cancers using experimental and Monte Carlo approaches

    Article • International Journal of Radiation Oncology*Biology*Physics, November 2006, Elsevier

    Oleg Vassiliev

  33. Dosimetric properties of photon beams from a flattening filter free clinical accelerator

    Article • Physics in Medicine and Biology, March 2006, Institute of Physics Publishing

    Oleg Vassiliev

  34. Monte Carlo phase diagram for diblock copolymer melts

    Article • The Journal of Chemical Physics, January 2006, American Institute of Physics

    Oleg Vassiliev

  35. SU-FF-T-371: Properties of Unflattened Photon Beams Shaped by a Multi Leaf Collimator

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  36. Monte Carlo study of photon fields from a flattening filter-free clinical accelerator

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  37. A flattening filter free photon treatment concept evaluation with Monte Carlo

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  38. SU-FF-T-331: Monte Carlo Simulation of Backscatter in a Flattening Filter Free Clinac

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  39. TH-E-224A-06: Dosimetric Properties of 8 and 10 MV Photon Beams From a Flattening Filter Free Clinical Accelerator

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  40. Monte Carlo study of backscatter in a flattening filter free clinical accelerator

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  41. SU-FF-T-70: A Treatment Planning Study of Liver Cancer Treatments with a Flattening Filter Free Linear Accelerator

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  42. MCNPX simulation of a multileaf collimator

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  43. Development and commissioning of a multileaf collimator model in Monte Carlo dose calculations for intensity-modulated radiation therapy

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  44. Properties of unflattened photon beams shaped by a multileaf collimator

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  45. TH-E-224C-02: Performance Assessment of a Deterministic Method Incorporating Coupled Photon-Electron Transport for Photon Beam Dose Calculations On Acquired CT Data

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  46. A Monte Carlo model for calculating out-of-field dose from a Varian 6 MV beam

    Article • Medical Physics, January 2006, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  47. SU-FF-T-279: The Validation of a Highly Detailed Multi Leaf Collimator Model by Comparing Monte Carlo Simulations to Measurements

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  48. SU-DD-A1-03: Dosimetric Properties of Photon Beams From a Flattening Filter Free Clinical Accelerator

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  49. WE-E-T-617-03: Flattening Filter Free IMRT - First Experimental Results

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  50. WE-E-T-617-01: A Reduction in Neutron Production Through the Use of a Flattening-Filter-Free Accelerator

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  51. Monte Carlo calculations of the absorbed dose and energy dependence of plastic scintillators

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  52. SU-FF-T-270: Improving Simulation Efficiency of MLCs for Monte Carlo Based Dose Calculation of IMRT

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  53. SU-FF-T-283: Benchmarking of An Event-By-Event Monte Carlo Code, NOREC: Generation of Scaled Point Kernels in Water for Mono-Energetic Electrons Between 10 KeV and 1 MeV

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  54. Reference photon dosimetry data and reference phase space data for the 6 MV photon beam from Varian Clinac 2100 series linear accelerators

    Article • Medical Physics, January 2005, American Association of Physicists in Medicine (AAPM)

    Oleg Vassiliev

  55. Fluctuation effects in block copolymer melts

    Article • The Journal of Chemical Physics, April 2003, American Institute of Physics

    Oleg Vassiliev

  56. Quantum Monte Carlo study of a Heisenberg spin system in two dimensions with long-range interactions

    Article • Journal of Applied Physics, June 2001, American Institute of Physics

    Oleg Vassiliev

  57. Quantum Monte-Carlo study of the Heisenberg chain with long-range ferromagnetic interactions

    Article • Physica A Statistical Mechanics and its Applications, May 2001, Elsevier

    Oleg Vassiliev

  58. Quantum Monte-Carlo study of phase transitions in Heisenberg chains with long-range interactions

    Article • Journal of Magnetism and Magnetic Materials, May 2001, Elsevier

    Oleg Vassiliev

  59. Lidar measurements taken with a large-aperture liquid mirror 2 Sodium resonance-fluorescence system

    Article • Applied Optics, May 2000, Optical Society of America (OSA)

    Oleg Vassiliev

  60. Optically Nonlinear s-Polarized Electromagnetic Waves in Multilayered Symmetric Dielectrics

    Article • Surface Review and Letters, April 2000, World Scientific Pub Co Pte Lt

    Oleg Vassiliev

  61. OPTICALLY NONLINEAR S-POLARIZED ELECTROMAGNETIC WAVES IN MULTILAYERED SYMMETRIC DIELECTRICS

    Article • Surface Review and Letters, February 2000, World Scientific Pub Co Pte Lt

    Oleg Vassiliev

  62. ?Trion? code for radiation action calculations and its application in microdosimetry and radiobiology

    Article • Radiation and Environmental Biophysics, March 1993, Springer Science + Business Media

    Oleg Vassiliev

  63. Effects of radiation spectra on radiation-effect yields, relative biological effectiveness, and quality coefficients

    Article • January 1991

    Oleg Vassiliev

  64. Calculation of microdosimetric characteristics in electron and gamma-ray irradiated water

    Article • February 1988

    Oleg Vassiliev

  65. Fluctuations of the energy absorption of electron-photon radiation in a model with collision-grouping elements

    Article • September 1987

    Oleg Vassiliev

  66. Using symmetry properties to modify estimates in calculations of radiation fields by the Monte Carlo method

    Article • April 1986

    Oleg Vassiliev