Quantity | Value | Units | Value | Units |
<Z/A> | 0.55998 | |||
Specific gravity | 0.9050 | g cm-3 | ||
Mean excitation energy | 57.4 | eV | ||
Minimum ionization | 2.041 | MeV g-1cm2 | 1.847 | MeV cm-1 |
Nuclear collision length | 56.1 | g cm-2 | 62.01 | cm |
Nuclear interaction length | 78.5 | g cm-2 | 86.72 | cm |
Pion collision length | 83.7 | g cm-2 | 92.51 | cm |
Pion interaction length | 110.4 | g cm-2 | 122.0 | cm |
Radiation length | 44.77 | g cm-2 | 49.47 | cm |
Critical energy | 99.80 | MeV (for e-) | 97.18 | MeV (for e+) |
Molière radius | 9.51 | g cm-2 | 10.51 | cm |
Plasma energy ℏωp | 20.51 | eV | ||
Muon critical energy | 1259. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
* calculated from mass fraction data |