Quantity | Value | Units | Value | Units |
Atomic number | 79 | |||
Atomic mass | 196.966569(5) | g mole-1 | ||
Specific gravity | 19.32 | g cm-3 | ||
Mean excitation energy | 790.0 | eV | ||
Minimum ionization | 1.134 | MeV g-1cm2 | 21.90 | MeV cm-1 |
Nuclear collision length | 112.5 | g cm-2 | 5.822 | cm |
Nuclear interaction length | 196.3 | g cm-2 | 10.16 | cm |
Pion collision length | 135.8 | g cm-2 | 7.031 | cm |
Pion interaction length | 223.0 | g cm-2 | 11.54 | cm |
Radiation length | 6.46 | g cm-2 | 0.3344 | cm |
Critical energy | 7.53 | MeV (for e-) | 7.26 | MeV (for e+) |
Molière radius | 18.19 | g cm-2 | 0.9415 | cm |
Plasma energy ℏωp | 80.21 | eV | ||
Muon critical energy | 143. | GeV | ||
Melting point | 1337. | K | 1064. | C |
Boiling point @ 1 atm | 3129. | K | 2856. | C |