# seed name: Pd103- TheraSeed_200 # air kerma: 6.4261E-14 # # TheraSeed, 200 (Light seed) air kerma: (6.4261+/-0.0006)E-14 # TheraSeed, 200 (Heavy seed) air kerma: (4.6940+/-0.0005)E-14 # Copyright (C) 2020, Rowan M Thomson and D.W.O. Rogers # # This file is part of the egs_brachy package to be used with EGSnrc # # egs_brachy is free software: you can redistribute it and/or modify it # under the terms of the GNU Affero General Public License as published # by the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # egs_brachy is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Affero General Public License for more details: # . # # If you use this file, please cite # M Chamberland, R E P Taylor, D W O Rogers and R M Thomson # egs_brachy: a versatile and fast Monte Carlo code for brachytherapy # Phys Med Biol 61(2016) 8214 -- 8231 # and # Habib Safigholi, Marc J.P. Chamberland, Randle E.P. Taylor, # Christian H. Allen, Martin P. Martinov, D. W. O. Rogers and Rowan # M. Thomson, Update of the CLRP TG-43 parameter database for # low-energy brachytherapy sources, Med. Phys. 47 (2020) 4656-4669 # # :start geometry definition: :start geometry: name = end_cylinder library = egs_cylinders type = EGS_ZCylinders radii = 0.0306, 0.0413 :start media input: media = WATER_0.998 Ti # AIR_TG43_LD Ti # If want to occupy the end-caps with low density air set medium = 0 0 set medium = 1 1 :stop media input: :stop geometry: :start geometry: name = base_end_sphere library = egs_spheres type = EGS_cSpheres radii = 0.0306, 0.0346 :start media input: media = WATER_0.998 Ti # AIR_TG43_LD Ti # If want to occupy the end-caps with low density air set medium = 0 0 set medium = 1 1 :stop media input: :stop geometry: :start geometry: name = end_sphere_1 library = egs_gtransformed my geometry = base_end_sphere :start transformation: translation = 0, 0, -0.1916 :stop transformation: :stop geometry: :start geometry: name = end_sphere_2 library = egs_gtransformed my geometry = base_end_sphere :start transformation: translation = 0, 0, 0.1916 :stop transformation: :stop geometry: :start geometry: name = cladding_and_source library = egs_cones type = EGS_ConeStack axis = 0 0 0.225 0 0 -1 :start layer: #### 0.00022 micrometer active layer, light seed & 0.00105 micrometer for heavy seed thickness = 0.07453 # light seed , if you want to simulate light seed use this dimension # 0.0737 # heavy seed , if you want to simulate heavy seed use this dimension # # The value of 0.0737 is for 10.5 micrometer "heavy seed" # Airgap between endcap start and Graphite top radii = 0.0357, 0.0413 bottom radii = 0.0357, 0.0413 media = AIR_TG43, Ti :stop layer: :start layer: thickness = 0.000220 # # 0.000220 for light seed and 0.00105 for heavy seed-Radioactive layer on surface of #Graphite cylinder top radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension # # bottom radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension media = Pd, AIR_TG43, Ti :stop layer: :start layer: thickness = 0.089 top radii = 0.028, 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.028, 0.02905 , 0.0357, 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension # bottom radii = 0.028, 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.028, 0.02905 , 0.0357, 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension # media = Graphite2.26, Pd, AIR_TG43, Ti :stop layer: :start layer: thickness = 0.00022 # light seed , if you want to simulate light seed use this dimension # # 0.00105 # heavy seed # top radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension # bottom radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension media = Pd, AIR_TG43, Ti :stop layer: :start layer: # Air gap between graphit and Pb marker thickness = 0.00653 # light seed , if you want to simulate light seed use this dimension # 0.0057 # heavy seed , if you want to simulate heavy seed use this dimension # top radii = 0.0357, 0.0413 bottom radii = 0.0357, 0.0413 media = AIR_TG43, Ti :stop layer: :start layer: thickness = 0.109 top radii = 0.0255, 0.0357, 0.0413 # Pb diameter=0.0.051cm, radi is 0.0255cm, bottom radii = 0.0255, 0.0357, 0.0413 media = Pb, AIR_TG43, Ti :stop layer: :start layer: thickness = 0.00653 # light seed , if you want to simulate light seed use this dimension # # 0.0057 # heavy seed , if you want to simulate heavy seed use this dimension top radii = 0.0357, 0.0413 bottom radii = 0.0357, 0.0413 media = AIR_TG43, Ti :stop layer: :start layer: thickness = 0.00022 # light seed , if you want to simulate light seed use this dimension # # 0.00105 # heavy seed , if you want to simulate heavy seed use this dimension top radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension bottom radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension media = Pd, AIR_TG43, Ti :stop layer: :start layer: thickness = 0.089 top radii = 0.028, 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.028, 0.02905 , 0.0357, 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension bottom radii = 0.028, 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.028, 0.02905 , 0.0357, 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension # media = Graphite2.26, Pd, AIR_TG43, Ti :stop layer: :start layer: thickness = 0.00022 # light seed , if you want to simulate light seed use this dimension # # 0.00105 # heavy seed , if you want to simulate heavy seed use this dimension # top radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension # bottom radii = 0.02822, 0.0357, 0.0413 # light seed , if you want to simulate light seed use this dimension # # 0.02905 , 0.0357 , 0.0413 # heavy seed , if you want to simulate heavy seed use this dimension # media = Pd, AIR_TG43, Ti :stop layer: :start layer: thickness = 0.07453 # light seed , if you want to simulate light seed use this dimension # # 0.0737 # heavy seed , if you want to simulate heavy seed use this dimension top radii = 0.0357, 0.0413 bottom radii = 0.0357, 0.0413 media = AIR_TG43, Ti :stop layer: :stop geometry: :start geometry: name = source_and_spheres library = egs_gunion geometries = end_sphere_1 end_sphere_2 cladding_and_source :stop geometry: :start geometry: name = the_planes library = egs_planes type = EGS_Zplanes positions = -0.225, -0.1916, 0.1916, 0.225 :stop geometry: :start geometry: name = seed library = egs_cdgeometry base geometry = the_planes set geometry = 0 end_cylinder set geometry = 1 source_and_spheres set geometry = 2 end_cylinder :stop geometry: simulation geometry = seed :stop geometry definition: