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Energy spectra, sources, and shielding considerations for neutrons generated by a flattening filter-free Clinac
1.R. Nath, A. Boyer, P. D. LaRiviere, R. C. McCall, and K. W. Price, AAPM Report No. 19, “Neutron measurements around high energy X-ray radiotherapy machines. A Report of Task Group 27,” Radiation Therapy Committee, American Association of Physicists in Medicine, New York (1986).
2.X. S. Mao, K. R. Kase, J. C. Liu, W. R. Nelson, J. H. Kleck, and S. Johnsen, “Neutron sources in the Varian Clinac 2100C/2300C medical accelerator calculated by the EGS4 code,” Health Phys. 72, 524–529 (1997).
3.R. Howell, M. S. Ferenci, N. E. Hertel, and G. Fullerton, “Investigation of secondary neutron dose for 18 MV dynamic MLC IMRT delivery,” Med. Phys. 32, 786–793 (2005).
4.A. Zanini, E. Durisi, F. Fasolo, C. Ongaro, L. Visca, U. Nastasi, K. W. Burn, G. Scielzo, J. O. Adler, J. R. M. Annand, and G. Rosner, “Monte Carlo simulation of the photoneutron field in LINAC radiotherapy treatments with different collimation systems,” Phys. Med. Biol. 49, 571–582 (2004).
5.D. Followill, P. Geis, and A. Boyer, “Estimates of whole-body dose equivalent produced by beam intensity modulated conformal therapy,” Int. J. Radiat. Oncol. Biol. Phys. 38, 667–672 (1997).
6.S. F. Kry, M. Salehpour, D. Followill, M. Stovall, D. Kuban, R. A. White, and I. Rosen, “Out-of-field photon and neutron dose equivalents from step-and-shoot intensity-modulated radiation therapy,” Int. J. Radiat. Oncol. Biol. Phys. 62, 1204–16 (2005).
7.S. F. Kry, M. Salehpour, D. Followill, M. Stovall, D. Kuban, R. White, and I. Rosen, “The calculated risk of fatal secondary malignancies from intensity-modulated radiation therapy,” Int. J. Radiat. Oncol. Biol. Phys. 62, 1195–1203 (2005).
8.R. M. Howell, N. E. Hertel, Z. Wang, J. Hutchinson, and G. D. Fullerton, “Calculation of effective dose from measurements of secondary neutron spectra and scattered photon dose from dynamic MLC IMRT for 6 MV, 15 MV, and 18 MV beam energies,” Med. Phys. 33, 360–368 (2006).
9.C. S. Reft, R. Runkel-Muller, and L. Myrianthopoulos, “In vivo and phantom measurements of the secondary photon and neutron doses for prostate patients undergoing 18 MV IMRT,” Med. Phys. 33, 3734–3742 (2006).
11.J. A. Rawlinson, M. Islam, and D. Galbraith, “Dose to radiation therapists from activation at high-energy accelerators used for conventional and intensity-modulated radiation therapy,” Med. Phys. 29, 598–608 (2002).
12.National Council on Radiation Protection and Measurements, “Structural shielding design and evaluation for megavoltage - and gamma-ray radiotherapy facilities,” NCRP Report 151, Bethesda, MD (2005).
13.O. N. Vassiliev, U. Titt, F. Pönisch, S. F. Kry, R. Mohan, and M. T. Gillin, “Dosimetric properties of photon beams from a flattening filter free clinical accelerator,” Phys. Med. Biol. 51, 1907–1917 (2006).
14.O. N. Vassiliev, U. Titt, S. F. Kry, F. Pönisch, M. T. Gillin, and R. Mohan, “Monte Carlo study of photon fields from a flattening filter free clinical accelerator,” Med. Phys. 33, 820–827 (2006).
15.F. Pönisch, U. Titt, S. F. Kry, O. N. Vassiliev, and R. Mohan, “Properties of unflattened photon beams shaped by a multi-leaf collimator,” Med. Phys. 33, 1738–1746 (2006).
16.U. Titt, O. N. Vassiliev, F. Pönisch, L. Dong, H. Liu, and R. Mohan, “A flattening filter free photon treatment concept evaluation with Monte Carlo,” Med. Phys. 33, 1595–1602 (2006).
17.U. Titt, O. N. Vassiliev, F. Pönisch, S. F. Kry, and R. Mohan, “Monte Carlo study of backscatter in a flattening filter free clinical accelerator,” Med. Phys. 33, 3270–3273 (2006).
18.S. F. Kry, U. Titt, F. Pönisch, O. N. Vassiliev, M. Salehpour, M. T. Gillin, and R. Mohan, “Reduced neutron production through use of a flattening-filter-free accelerator,” Int. J. Radiat. Oncol. Biol. Phys. 68, 1260–1264 (2007).
19.O. N. Vassiliev, S. F. Kry, D. A. Kuban, M. Salehpour, R. Mohan, and U. Titt, “Treatment-planning study of prostate cancer intensity-modulated radiotherapy with a Varian Clinac operated without a flattening filter,” Int. J. Radiat. Oncol. Biol. Phys. 68, 1567–1571 (2007).
20.Z. Wang, J. D. Hutchinson, N. E. Hertel, E. Burgett, and R. M. Howell, “Study of a gold-foil based multi-sphere neutron spectrometer,” Radiat. Prot. Dosimetry, doi:10.1093/rpd/ncm385: pp. 1–5 (2007).
21.J. J. Doroshenko, S. N. Kraitor, T. V. Kuznetsova, K. K. Kushnereva, and E. S. Leonov, “New methods for measuring neutron spectra with energy from 0.4 eV to 10 MeV by track and activation detectors,” Nucl. Technol. 33, 296–304 (1977).
22.T. L. Johnson, Y. Lee, K. A. Lowry, and S. G. Gorbics, “Recent advances in Bonner sphere neutron spectrometry,” in Proceedings of the Topical Conference on Theory and Practices in Radiation Protection and Shielding, sponsored by the Radiation Protection and Shielding Division of the American Nuclear Society, Knoxville, TN, 22–24 April 1987, pp. 83–92.
23.J. Sweezy, N. E. Hertel, and K. Venoit, “BUMS-Bonner sphere unfolding made simple: An HTML based multisphere neutron spectrometer unfolding package,” Nucl. Instrum. Methods A476, 263–269 (2002).
24.M. Reginatto. “The ‘Few-Channel’ Unfolding Programs in the UMG Package: MXD_FC33, GRV_FC33, and IQU_FC33,” UMG package, version 3.3. release date: 1 March 2004.
25.H. Schumacher and B. R. L. Siebert, “Quality factors and ambient dose equivalent for neutrons based on the new ICRP recommendations,” Radiat. Prot. Dosimetry 40, 85–89 (1992).
26.P. McGinley, Shielding Techniques for Radiation Oncology Facilities (Medical Physics Publishing, Madison, 1998).
27.S. F. Kry, U. Titt, D. Followill, F. Pönisch, R. A. White, M. Stovall, and M. Salehpour, “A Monte Carlo model for out-of-field dose calculation from high-energy photon therapy,” Med. Phys. 34, 3489–3499 (2007).
28.H. G. Hughes, H. W. Egdorf, F. Gallmeier, R. C. Little, R. E. Prael, E. Snow, L. S. Waters, and M. White, “MCNPX User’s Manual” TPO-E83-G-UG-X-00001, Rev 0 (1999).
29.D. Followill, M. Stovall, S. F. Kry, and G. Ibbott, “Neutron source strength measurements for Varian, Siemens, Elekta, and General Electric linear accelerators,” J. Appl. Clin. Med. Phys. 4, 189–194 (2003).
30.National Council on Radiation Protection and Measurements. “Neutron contamination from medical electron accelerators,” NCRP Report 79, Bethesda, MD (1984).
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