Quantity | Value | Units | Value | Units |
<Z/A> | 0.41315 | |||
Specific gravity | 8.300 | g cm-3 | ||
Mean excitation energy | 600.7 | eV | ||
Minimum ionization | 1.229 | MeV g-1cm2 | 10.20 | MeV cm-1 |
Nuclear collision length | 100.6 | g cm-2 | 12.12 | cm |
Nuclear interaction length | 168.3 | g cm-2 | 20.27 | cm |
Pion collision length | 126.2 | g cm-2 | 15.21 | cm |
Pion interaction length | 199.5 | g cm-2 | 24.04 | cm |
Radiation length | 7.39 | g cm-2 | 0.8903 | cm |
Critical energy | 9.64 | MeV (for e-) | 9.31 | MeV (for e+) |
Molière radius | 16.26 | g cm-2 | 1.959 | cm |
Plasma energy ℏωp | 53.36 | eV | ||
Muon critical energy | 170. | GeV | ||
Melting point | 1396. | K | 1123. | C |
Index of refraction (Na D) | 2.200 |
Elem | Z | Atomic frac* | Mass frac |
82 | |||
74 | |||
8 | |||
* calculated from mass fraction data |