Quantity | Value | Units | Value | Units |
<Z/A> | 0.55947 | |||
Specific gravity | 0.9200 | g cm-3 | ||
Mean excitation energy | 63.2 | eV | ||
Minimum ionization | 2.029 | MeV g-1cm2 | 1.867 | MeV cm-1 |
Nuclear collision length | 57.1 | g cm-2 | 62.06 | cm |
Nuclear interaction length | 80.5 | g cm-2 | 87.55 | cm |
Pion collision length | 84.6 | g cm-2 | 92.01 | cm |
Pion interaction length | 112.5 | g cm-2 | 122.3 | cm |
Radiation length | 41.73 | g cm-2 | 45.36 | cm |
Critical energy | 92.67 | MeV (for e-) | 90.23 | MeV (for e+) |
Molière radius | 9.55 | g cm-2 | 10.38 | cm |
Plasma energy ℏωp | 20.67 | eV | ||
Muon critical energy | 1184. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
7 | |||
8 | |||
11 | |||
12 | |||
15 | |||
16 | |||
17 | |||
19 | |||
20 | |||
26 | |||
30 | |||
* calculated from mass fraction data |