Quantity | Value | Units | Value | Units |
<Z/A> | 0.55014 | |||
Specific gravity | 1.070 | g cm-3 | ||
Mean excitation energy | 74.2 | eV | ||
Minimum ionization | 1.973 | MeV g-1cm2 | 2.111 | MeV cm-1 |
Nuclear collision length | 58.5 | g cm-2 | 54.67 | cm |
Nuclear interaction length | 83.4 | g cm-2 | 77.95 | cm |
Pion collision length | 86.0 | g cm-2 | 80.35 | cm |
Pion interaction length | 115.3 | g cm-2 | 107.8 | cm |
Radiation length | 36.97 | g cm-2 | 34.55 | cm |
Critical energy | 79.80 | MeV (for e-) | 77.68 | MeV (for e+) |
Molière radius | 9.82 | g cm-2 | 9.180 | cm |
Plasma energy ℏωp | 22.11 | eV | ||
Muon critical energy | 1044. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
7 | |||
8 | |||
* calculated from mass fraction data |