Quantity | Value | Units | Value | Units |
<Z/A> | 0.56479 | |||
Specific gravity | 0.9900 | g cm-3 | ||
Mean excitation energy | 60.9 | eV | ||
Minimum ionization | 2.048 | MeV g-1cm2 | 2.027 | MeV cm-1 |
Nuclear collision length | 56.9 | g cm-2 | 57.43 | cm |
Nuclear interaction length | 79.9 | g cm-2 | 80.70 | cm |
Pion collision length | 84.4 | g cm-2 | 85.28 | cm |
Pion interaction length | 111.8 | g cm-2 | 112.9 | cm |
Radiation length | 42.01 | g cm-2 | 42.44 | cm |
Critical energy | 93.93 | MeV (for e-) | 91.45 | MeV (for e+) |
Molière radius | 9.48 | g cm-2 | 9.581 | cm |
Plasma energy ℏωp | 21.55 | eV | ||
Muon critical energy | 1199. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
8 | |||
12 | |||
22 | |||
* calculated from mass fraction data |