Gamma and Cosmic Ray Astrophysics

 
 
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Gamma Ray Reference Plots


Material
Density
g cm-3
Cross section
cm-1
Transmission
Air
 0.0012 
*
*
Aluminum
2.69
*
*
Bone (inorg)
~1
*
*
CdZnTe
5.86
*
*
CsI
4.51
*
*
Germanium
5.323
*
*
Iron
7.874
*
*
Lead
11.35
*
*
NaI
3.67
*
*
Silicon
2.33
*
*
Tungsten
19.3
*
*
Uranium
18.95
*
*
Water
1.0
*
*
Xenon (HP gas)
0.55
*
*

NIST XCOM: Photon Cross Sections Database

last updated: 24 Feb. 2002