Quantity | Value | Units | Value | Units |
<Z/A> | 0.54141 | |||
Specific gravity | 1.032 | g cm-3 | ||
Mean excitation energy | 64.7 | eV | ||
Minimum ionization | 1.956 | MeV g-1cm2 | 2.019 | MeV cm-1 |
Nuclear collision length | 57.3 | g cm-2 | 55.56 | cm |
Nuclear interaction length | 81.3 | g cm-2 | 78.80 | cm |
Pion collision length | 84.8 | g cm-2 | 82.19 | cm |
Pion interaction length | 113.3 | g cm-2 | 109.8 | cm |
Radiation length | 43.90 | g cm-2 | 42.54 | cm |
Critical energy | 94.11 | MeV (for e-) | 91.62 | MeV (for e+) |
Molière radius | 9.89 | g cm-2 | 9.586 | cm |
Plasma energy ℏωp | 21.54 | eV | ||
Muon critical energy | 1195. | GeV | ||
Index of refraction (Na D) | 1.580 |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
* calculated from mass fraction data |