Quantity | Value | Units | Value | Units |
<Z/A> | 0.53800 | |||
Specific gravity | 1.070 | g cm-3 | ||
Mean excitation energy | 81.2 | eV | ||
Minimum ionization | 1.917 | MeV g-1cm2 | 2.052 | MeV cm-1 |
Nuclear collision length | 59.8 | g cm-2 | 55.89 | cm |
Nuclear interaction length | 86.0 | g cm-2 | 80.36 | cm |
Pion collision length | 87.2 | g cm-2 | 81.49 | cm |
Pion interaction length | 117.9 | g cm-2 | 110.2 | cm |
Radiation length | 34.65 | g cm-2 | 32.38 | cm |
Critical energy | 72.90 | MeV (for e-) | 70.95 | MeV (for e+) |
Molière radius | 10.08 | g cm-2 | 9.419 | cm |
Plasma energy ℏωp | 21.86 | eV | ||
Muon critical energy | 964. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
8 | |||
15 | |||
* calculated from mass fraction data |