Quantity | Value | Units | Value | Units |
<Z/A> | 0.51986 | |||
Specific gravity | 1.199 | g cm-3 | ||
Mean excitation energy | 75.8 | eV | ||
Minimum ionization | 1.857 | MeV g-1cm2 | 2.226 | MeV cm-1 |
Nuclear collision length | 59.0 | g cm-2 | 49.23 | cm |
Nuclear interaction length | 85.0 | g cm-2 | 70.94 | cm |
Pion collision length | 86.4 | g cm-2 | 72.06 | cm |
Pion interaction length | 117.0 | g cm-2 | 97.61 | cm |
Radiation length | 40.09 | g cm-2 | 33.44 | cm |
Critical energy | 81.68 | MeV (for e-) | 79.50 | MeV (for e+) |
Molière radius | 10.41 | g cm-2 | 8.682 | cm |
Plasma energy ℏωp | 22.75 | eV | ||
Muon critical energy | 1058. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
7 | |||
8 | |||
* calculated from mass fraction data |