In order to compare the FLUKA simulation results to the measured doses, the following input file (gasbrem.inp) has been prepared. Here is the full listing.
TITLE
Doses produced by gas bremsstrahlung at an electron storage ring
*23456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789
DEFAULTS PRECISIO
BEAM -1.500 0.4 0.02 ELECTRON
BEAMPOS -613.5
MULSOPT 4.0 4.0 24.0 24.0
GEOBEGIN COMBINAT
0 0 Electron beam on air target
RPP 1 -1.0 +1.0 -1.0 +1.0 -613.5 +0.0
RPP 2 -1.0 +1.0 -1.0 +1.0 +0.0 +188.83
ZCC 3 +0.0 +0.0 +5.665
XYP 4 +188.83
XYP 5 +190.70
RPP 6 -1.4265 +1.4265 -1.4265 +1.4265 +211.7 +211.7889
RPP 7 -1.4265 +1.4265 -1.4265 +1.4265 +241.7 +241.7889
RPP 8 -1.4265 +1.4265 -1.4265 +1.4265 +301.7 +301.7889
RPP 9 -1.4265 +1.4265 -1.4265 +1.4265 +381.7 +381.7889
RPP 10 -1.4265 +1.4265 -1.4265 +1.4265 +541.7 +541.7889
RPP 11 -1.4265 +1.4265 -1.4265 +1.4265 +741.7 +741.7889
RPP 12 -1.4265 +1.4265 -1.4265 +1.4265 +941.7 +941.7889
RPP 13 -1.4265 +1.4265 -1.4265 +1.4265 +1141.7 +1141.789
RPP 14 -100.0 +100.0 -100.0 +100.0 -1000.0 +2000.0
RPP 15 -1000.0 +1000.0 -1000.0 +1000.0 -5000.0 +10000.0
XYP 16 +188.84
RPP 17 -1.4265 +1.4265 -1.4265 +1.4265 +211.6 +211.8889
RPP 18 -1.4265 +1.4265 -1.4265 +1.4265 +241.6 +241.8889
RPP 19 -1.4265 +1.4265 -1.4265 +1.4265 +301.6 +301.8889
RPP 20 -1.4265 +1.4265 -1.4265 +1.4265 +381.6 +381.8889
RPP 21 -1.4265 +1.4265 -1.4265 +1.4265 +541.6 +541.8889
RPP 22 -1.4265 +1.4265 -1.4265 +1.4265 +741.6 +741.8889
RPP 23 -1.4265 +1.4265 -1.4265 +1.4265 +941.6 +941.8889
RPP 24 -1.4265 +1.4265 -1.4265 +1.4265 +1141.6 +1141.889
END
*23456789 123456 123456 123456 123456 123456 123456 123456 123456 123456
* 1st region: air target *
A01 +1
* 2nd region: vacuum *
V02 +2
* 3rd region: iron *
F03 +5 -16 +3
* 4th region: TLD *
T04 +6
* 5th region: TLD *
T05 +7
* 6th region: TLD *
T06 +8
* 7th region: TLD *
T07 +9
* 8th region: TLD *
T08 +10
* 9th region: TLD *
T09 +11
* 10th region: TLD *
T10 +12
* 11th region: TLD *
T11 +13
* 12th region: general air *
*23456789 123456 123456 123456 123456 123456 123456 123456 123456 123456
A12 OR +4 -1 -2 +14OR -4 +5 -3 +14OR -5
-17 -18 -19 -20 -21 -22 -23 -24 +14
* 13th region: black hole *
B13 +15 -14
* 14th region: iron *
F14 +16 -4 +3
* 15th region: PVC sheet *
B15 +17 -6
* 16th region: PVC sheet *
B16 +18 -7
* 17th region: PVC sheet *
B17 +19 -8
* 18th region: PVC sheet *
B18 +20 -9
* 19th region: PVC sheet *
B19 +21 -10
* 20th region: PVC sheet *
B20 +22 -11
* 21th region: PVC sheet *
B21 +23 -12
* 22th region: PVC sheet *
B22 +24 -13
END
GEOEND
*23456789 123456789 123456789 123456789 123456789 123456789 123456789 123456789
MATERIAL 1.0 1.0079 1.0 3.0 1.0 HYDROGEN
MATERIAL 6.0 12.01 2.25 6.0 CARBON
MATERIAL 7.0 14.007 0.001251 7.0 NITROGEN
MATERIAL 8.0 15.999 0.001429 8.0 OXYGEN
MATERIAL 26. 55.847 7.874 16.0 IRON
MATERIAL 17.0 35.453 2.09 17.0 CHLORINE
MATERIAL 18.0 39.948 1.400 18.0 ARGON
MATERIAL 0.001225 25.0 AIR
COMPOUND -.9256E-03 7.0 -.2837E-03 8.0 -.01572E-3 18.0 AIR
MATERIAL 3.0 6.94 0.54 26.0 LITHIUM
MATERIAL 9.0 19.0 1.69 27.0 FLUORINE
MATERIAL 2.64 28.0 LIF
COMPOUND 1.0 26.0 1.0 27.0 LIF
MATERIAL 1.3 29.0 PVC
COMPOUND 3.0 3.0 2.0 6.0 1.0 17.0 PVC
EMFCUT 2.0 0.000001 14.0
EMFCUT 0.000661 0.000001 1.0 ELPO-THR
EMFCUT 0.01 &
EMFCUT 0.000661 0.000001 4.0 12.0 1.0
EMFCUT 0.000661 0.000001 15.0 22.0 1.0
EMFFIX 28.0 0.1 11.0 0.1 25.0 0.1
EMFFIX 29.0 0.1
STEPSIZE 100.0 1.0
STEPSIZE 0.7 3.0
STEPSIZE 0.01 14.0
STEPSIZE 0.03 4.0 11.0
STEPSIZE 0.017 15.0 22.0
STEPSIZE 100.0 12.0
* Air target
ASSIGNMAT 25.0 1.0
* General Air
ASSIGNMAT 25.0 12.0
* Vacumm
ASSIGNMAT 2.0 2.0
* Black Hole
ASSIGNMAT 1.0 13.0
* Iron
ASSIGNMAT 16.0 14.0
ASSIGNMAT 16.0 3.0
* TLD
ASSIGNMAT 28.0 4.0 11.0
* PVC
ASSIGNMAT 29.0 15.0 22.0
*
OUTLEVEL 1.0 4.0
SCORE 208.0
USRBIN 10. -23.0 +1.4265 +1.4265 +211.7889 First
USRBIN -1.4265 -1.4265 +211.7 9.0 9.0 1.0 &
USRBIN 10. -23.0 +1.4265 +1.4265 +241.7889 Second
USRBIN -1.4265 -1.4265 +241.7 9.0 9.0 1.0 &
USRBIN 10. -23.0 +1.4265 +1.4265 +301.7889 Third
USRBIN -1.4265 -1.4265 +301.7 9.0 9.0 1.0 &
USRBIN 10. -23.0 +1.4265 +1.4265 +381.7889 Fourth
USRBIN -1.4265 -1.4265 +381.7 9.0 9.0 1.0 &
USRBIN 10. -23.0 +1.4265 +1.4265 +541.7889 Fifth
USRBIN -1.4265 -1.4265 +541.7 9.0 9.0 1.0 &
USRBIN 10. -23.0 +1.4265 +1.4265 +741.7889 Sixth
USRBIN -1.4265 -1.4265 +741.7 9.0 9.0 1.0 &
USRBIN 10. -23.0 +1.4265 +1.4265 +941.7889 Seventh
USRBIN -1.4265 -1.4265 +941.7 9.0 9.0 1.0 &
USRBIN 10. -23.0 +1.4265 +1.4265 +1141.789 Eight
USRBIN -1.4265 -1.4265 +1141.7 9.0 9.0 1.0 &
RANDOMIZE 1.0
START 3000000.
STOP