Quantity | Value | Units | Value | Units |
<Z/A> | 0.49955 | |||
Specific gravity | 2.800 | g cm-3 | ||
Mean excitation energy | 136.4 | eV | ||
Minimum ionization | 1.686 | MeV g-1cm2 | 4.721 | MeV cm-1 |
Nuclear collision length | 66.1 | g cm-2 | 23.60 | cm |
Nuclear interaction length | 99.4 | g cm-2 | 35.51 | cm |
Pion collision length | 93.0 | g cm-2 | 33.20 | cm |
Pion interaction length | 130.8 | g cm-2 | 46.73 | cm |
Radiation length | 24.03 | g cm-2 | 8.580 | cm |
Critical energy | 44.20 | MeV (for e-) | 42.94 | MeV (for e+) |
Molière radius | 11.53 | g cm-2 | 4.116 | cm |
Plasma energy ℏωp | 34.08 | eV | ||
Muon critical energy | 632. | GeV |
Elem | Z | Atomic frac* | Mass frac |
6 | |||
8 | |||
20 | |||
* calculated from mass fraction data |