PbBi THickness PntSource

2mm thick PbBi, 10 MeV, point source G4beamline pencil beam 10 cm radius

beam ellipse particle=e- nEvents=1000000 beamZ=0.0 beamX=0. beamY=0. \
        sigmaX=10.0 sigmaY=10.0 sigmaXp=0.000 sigmaYp=0.000 \
      meanMomentum=10. sigmaE=0. maxR=10.

PbBi Thickness (mm)	#positrons/million electrons (G4Beamline)	#positrons/million electrons (MCNPX)
1	981	1091
1.5	1494	1728
2	1686[math]\pm[/math] 43	1984
3	1648[math]\pm[/math] 13	1986
4	1528[math]\pm[/math] 39	1858
5	1354	1646
6	1256[math] \pm[/math] 37	1541
7	1462,1532, 1407 [math] \pm[/math] 37	1541
10	989	1216

G4Beamline_PbBi#PbBi_THickness_PntSource