Quantity | Value | Units | Value | Units |
<Z/A> | 0.51744 | |||
Specific gravity | 1.220 | g cm-3 | ||
Mean excitation energy | 103.3 | eV | ||
Minimum ionization | 1.807 | MeV g-1cm2 | 2.204 | MeV cm-1 |
Nuclear collision length | 64.4 | g cm-2 | 52.77 | cm |
Nuclear interaction length | 95.0 | g cm-2 | 77.88 | cm |
Pion collision length | 91.5 | g cm-2 | 74.98 | cm |
Pion interaction length | 126.7 | g cm-2 | 103.9 | cm |
Radiation length | 26.49 | g cm-2 | 21.72 | cm |
Critical energy | 52.55 | MeV (for e-) | 51.12 | MeV (for e+) |
Molière radius | 10.69 | g cm-2 | 8.763 | cm |
Plasma energy ℏωp | 22.89 | eV | ||
Muon critical energy | 730. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
8 | |||
17 | |||
* calculated from mass fraction data |