TITLE Test of Pb Interaction with proton 1 GeV beam LOW-MAT 17 82.0 -2.0 293.0 LEAD *23456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789 LOW-NEUT 72.00 22.00 .1960E-01 *LOW-BIAS 1.000 72.00 .9000 1.000 1000. *23456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789 EVENTYPE 10.00 EVAP EXTRAWEIGT 1.0 GEOBEGIN 0 10 title for the geometry *---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 * a large box for the blackhole (external vacuum) RPP 1 -9999999. 9999999. -9999999. 9999999. -9999999. 9999999. * another large box inside, for normal vacuum (recommended) RPP 2 -8888888. 8888888. -8888888. 8888888. -8888888. 8888888. * let's assume beam is incident on a rectangular lead block of 3.3*3.3*3.0 m^3 *---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 RPP 3 -165.0 165.0 -165.0 165.0 0.0 300.0 * block end faces are at z = 0 and z = 300 * beam introduced through a blind hole of dia 7.7 cm and length 120 cm RCC 4 0.0 0.0 180.0 0.0 0.0 120.0 3.85 END *-reg-----or-----or-----or-----or-----or-----or-----or-----or-----or----- 0001 +1 -2 0002 OR +2 -3OR +4 0003 +3 -4 END GEOEND ASSIGNMAT 1 1 0 ASSIGNMAT 2 2 0 ASSIGNMAT 17.0 3 0 *---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 BEAM -2.000 1.0 0.0 -1.000 PROTON BEAMPOS 0.0 0.0 180.0 NEGATIVE *---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 *23456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789 USRYIELD 2401.0 8.0 36.000 3. 2. 1. Neutron USRYIELD 2.0 0.0 1000. 180. 0.0 3. & USRBDX 1.0 8.0 37.000 3.0 2.0 1.0 Neutron USRBDX 2.0 0.0 1000. & *USRBIN 11.0 208.0 38.000 10.0 0.0 35.0 Energy Den *USRBIN 0.0 0.0 0.0 10.0 1.0 35.0 & *SOURCE START .1000E+04 .1000E+10 .1000e+06 STOP RANDOMIZE 1.000