Zobrazeno 1 - 10
of 78
pro vyhledávání: '"K, Shahnazi"'
Publikováno v:
Medical Physics. 37:2910-2917
Purpose: Conventional proton therapy facilities use double scattering nozzles, which are optimized for delivery of a few fixed field sizes. Similarly, uniform scanning nozzles are commissioned for a limited number of field sizes. However, cases invar
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9d002110210f1bb9e646a52fb42aa8cc
https://doi.org/10.1118/1.3431575
https://doi.org/10.1118/1.3431575
Akademický článek
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Autor:
J. Hubbard, Michael J. Pecaut, Michael F. Moyers, K. Shahnazi, T. Hickey, P. Koss, E. Sanders, Eric Benton, Gregory A. Nelson, Daila S. Gridley, George Coutrakon
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 261:791-794
A radiation biology experiment was performed in the research room of the proton therapy facility at Loma Linda University Medical Center to simulate the proton exposure produced by a solar particle event. The experiment used two scanning magnets for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ec614b43591b5848667a2a094b6bb4ce
https://doi.org/10.1016/j.nimb.2007.03.103
https://doi.org/10.1016/j.nimb.2007.03.103
Publikováno v:
Medical Physics. 34:1952-1966
Delivery of therapeutic proton beams requires an absolute energy accuracy of +/-0.64 to 0.27 MeV for patch fields and a relative energy accuracy of +/-0.10 to 0.25 MeV for tailoring the depth dose distribution using the energy stacking technique. Ach
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a44ca05509c8c7f64b9c1e8e5f354ee9
https://doi.org/10.1118/1.2717382
https://doi.org/10.1118/1.2717382
Autor:
D.C. Williams, Abraham Seiden, G. Ross, Vladimir Bashkirov, K. Shahnazi, B. Keeney, Reinhard W. Schulte, Leah R. Johnson, L. Zhang, Hartmut Sadrozinski
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 514:215-223
We report initial results of a feasibility study of Proton Computed Tomography and Proton Transmission Radiography for applications in proton therapy treatment planning and patient positioning. The aim of the study is to explore experimentally if PCT
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::97ce137536eff724f35df53da48360dc
https://doi.org/10.1016/j.nima.2003.08.108
https://doi.org/10.1016/j.nima.2003.08.108
Autor:
G. Ross, K. Shahnazi, Leah R. Johnson, Vladimir Bashkirov, D.C. Williams, B. Keeney, Mara Bruzzi, Reinhard W. Schulte, Abraham Seiden, L. Zhang, Hartmut Sadrozinski
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 511:275-281
We report progress on a feasibility study of Proton Computed Tomography and Proton Transmission Radiography for applications in treatment planning and patient positioning for proton radiation therapy. We analyzed data from proton transmission studies
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c23262a790d8b8ee3221b44a369fb18d
https://doi.org/10.1016/s0168-9002(03)01806-0
https://doi.org/10.1016/s0168-9002(03)01806-0
Publikováno v:
Medical Physics. 43:3507-3507
Purpose: Various radiotherapy planning methods for locally recurrent nasopharynx carcinoma (R-NPC) have been proposed. The purpose of this study was to compare carbon and proton therapy for the treatment of R-NPC in terms of dose coverage for target
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ae8d1cf9152e4d3757c39af5c3bda342
https://doi.org/10.1118/1.4956335
https://doi.org/10.1118/1.4956335
Publikováno v:
Medical physics. 34(6)
Delivery of therapeutic proton beams requires an absolute energy accuracy of +/-0.64 to 0.27 MeV for patch fields and a relative energy accuracy of +/-0.10 to 0.25 MeV for tailoring the depth dose distribution using the energy stacking technique. Ach
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::adfdc3d0ec3284575f82d19c0e2c9eb4
https://pubmed.ncbi.nlm.nih.gov/17654898
https://pubmed.ncbi.nlm.nih.gov/17654898
Publikováno v:
Medical Physics. 42:3398-3398
Purpose: To compare calculated and measured doses near heterogeneity junctions of tissue-substitute materials for modulated-scanning protons. Methods: Three heterogeneous phantoms were configured using slabs of various plastics to simulate lung, fat,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0ee627221693501ad93e5ed1a9c11f05
https://doi.org/10.1118/1.4924645
https://doi.org/10.1118/1.4924645
Akademický článek
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