TITLE Test of Pb Interaction with proton 2.5 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 lead block of 7.5 cm radius ZCC 3 0.0 0.0 7.5 * block end faces are at z = 0 and z = 35 XYP 4 0.0 XYP 5 35.0 END *-reg-----or-----or-----or-----or-----or-----or-----or-----or-----or----- 0001 +1 -2 0002 OR +2 +4OR +2 -5OR +2 -3 0003 +3 +5 -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 -2.500 1.000 PROTON BEAMPOS 0.0 0.0 35.0 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 1.0 0.0 1000. 180. 0.0 3. & USRBDX 1.0 8.0 37.000 3.0 2.0 1.0 Neutron USRBDX 1.0 0.0 1000. & START .1000E+04 .1000E+10 .1000e+06 STOP RANDOMIZE 1.000