Quantity | Value | Units | Value | Units |
<Z/A> | 0.55121 | |||
Specific gravity | 1.000 | g cm-3 | ||
Mean excitation energy | 72.3 | eV | ||
Minimum ionization | 1.982 | MeV g-1cm2 | 1.982 | MeV cm-1 |
Nuclear collision length | 58.3 | g cm-2 | 58.28 | cm |
Nuclear interaction length | 83.0 | g cm-2 | 82.96 | cm |
Pion collision length | 85.8 | g cm-2 | 85.78 | cm |
Pion interaction length | 114.9 | g cm-2 | 114.9 | cm |
Radiation length | 37.63 | g cm-2 | 37.63 | cm |
Critical energy | 81.68 | MeV (for e-) | 79.51 | MeV (for e+) |
Molière radius | 9.77 | g cm-2 | 9.770 | cm |
Plasma energy ℏωp | 21.39 | eV | ||
Muon critical energy | 1064. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
7 | |||
8 | |||
11 | |||
12 | |||
15 | |||
16 | |||
17 | |||
19 | |||
20 | |||
26 | |||
30 | |||
* calculated from mass fraction data |