TITLE elec energy 500 keV 5 mm PMMA Backscatter * Set the defaults for precision simulations DEFAULTS PRECISIO * Define the beam characteristics BEAM -0.0005 0.0 2. 0.0 -1.ELECTRON * Define the beam position BEAMPOS 0.0 0.0 0.0 0.0 0.0 GEOBEGIN COMBNAME 0 0 * Black body SPH blkbody 0.0 0.0 0.0 1000. * Void sphere SPH void 0.0 0.0 0.0 100. * outer cylinder ZCC outcyl 0.0 0.0 2. * inner cylinder ZCC incyl 0.0 0.0 1. XYP frpln 20. XYP svfrnpl 20.007 XYP svbcpl 20.011 XYP bcpln 20.511 END * Black hole BLKBODY 5 +blkbody -void * Void around VOID 5 +void -(+outcyl +bcpln -frpln ) * Target ENTWND 5 +outcyl+svfrnpl -frpln * Target TSUBCK 5 +outcyl+bcpln -svbcpl * Target ICVOL 5 +incyl +svbcpl -svfrnpl * Target SIDESCT 5 +outcyl-incyl +svbcpl -svfrnpl END GEOEND MATERIAL 15. 1.82 PHOSPHO MATERIAL 16. 2.07 SULFUR MATERIAL 17. 0.003214 CHLORINE MATERIAL 19. 0.862 POTASSIU MATERIAL 30. 7.133 ZINC * Tissue soft (ICRP) * MATERIAL 1. TISSUEIC COMPOUND -0.104472 HYDROGEN -0.23219 CARBON -0.02488 NITROGENTISSUEIC COMPOUND -0.630238 OXYGEN -0.00113 SODIUM -0.00013 MAGNESIUTISSUEIC COMPOUND -0.00133 PHOSPHO -0.00199 SULFUR -0.00134 CHLORINETISSUEIC COMPOUND -0.00199 POTASSIU -0.00023 CALCIUM -5E-05 IRONTISSUEIC COMPOUND -3E-05 ZINC TISSUEIC MAT-PROP 72.3 TISSUEIC STERNHEI 3.4354 0.2211 2.7799 0.08926 3.511 TISSUEIC * ..+....1....+....2....+....3....+....4....+....5....+....6....+....7.. ASSIGNMA BLCKHOLE BLKBODY ASSIGNMA VACUUM VOID ASSIGNMA TISSUEIC ENTWND ASSIGNMA TISSUEIC TSUBCK ASSIGNMA TISSUEIC SIDESCT ASSIGNMA TISSUEIC ICVOL EMFFIX TISSUEIC 0.005 AIR 0.005 PRINT MULSOPT 1. 1. 1. 9999.GLOBEMF EMFCUT -1E-06 100E-9 ENTWND @LASTREG EMFCUT -1E-06 100E-9 0.0 HYDROGEN @LASTMAT PROD-CUT *USRBIN 10. ELECTRON -21. 5. 10. 25.sour500keV *USRBIN -5. -5. -5. 30. 30. 150. & USRBIN 12. ENERGY -23. ICVOL 500kp04mTS USRBIN ICVOL & * Set the random number seed RANDOMIZ 3. * Set the number of primary histories to be simulated in the run START 100000. STOP