TITLE

* Set the defaults for precision simulations
DEFAULTS                                                              EM-CASCA
* Define the beam characteristics
BEAM          -0.001                          10.0      10.0          NEUTRON
* Define the beam position
BEAMPOS
GEOBEGIN                                                              COMBNAME
    0    0          
* Black body
SPH blkbody    0.0 0.0 0.0 100000.0
* Void sphere
SPH void       0.0 0.0 0.0 10000.0
* Cylindrical target
RCC target     0.0 0.0 0.0 0.0 0.0 10.0 5.0
END
* Black hole
BLKBODY      5 +blkbody -void
* Void around
VOID         5 +void -target
* Target
TARGET       5 +target
END
GEOEND
LOW-MAT       SODIUM
* ..+....1....+....2....+....3....+....4....+....5....+....6....+....7..
ASSIGNMA    BLCKHOLE   BLKBODY
ASSIGNMA      VACUUM      VOID
ASSIGNMA      SODIUM    TARGET
IRRPROFI        100.      1E12
RADDECAY          1.
DCYTIMES         0.0      100.
LOW-NEUT        260.
DCYSCORE          1.                          det1      det1          RESNUCLE
RESNUCLE          3.      -21.                      @ALLREGS          det1
* Set the random number seed
RANDOMIZ         1.0
* Set the number of primary histories to be simulated in the run
START          1000.
STOP