Quantity | Value | Units |
Value | Units |
<Z/A> |
0.59861
| |
| |
Specific gravity
(20° C, 1 atm) |
1.263E-03 |
g cm-3 |
| |
Mean excitation energy |
45.4 |
eV |
| |
Minimum ionization |
2.304 |
MeV g-1cm2 |
2.910E-03 |
MeV cm-1 |
Nuclear collision length |
55.0 |
g cm-2 |
4.353E+04
| cm |
Nuclear interaction length |
75.9 |
g cm-2 |
6.009E+04
| cm |
Pion collision length |
82.7 |
g cm-2 |
6.546E+04
| cm |
Pion interaction length |
107.7 |
g cm-2 |
8.525E+04
| cm |
Radiation length |
45.66
| g cm-2 |
3.615E+04
| cm |
Critical energy |
135.97 |
MeV (for e-) |
133.10
| MeV (for e+) |
Molière radius |
7.12 |
g cm-2 |
5638.
| cm |
Plasma energy ℏωp |
0.79 |
eV |
| |
Muon critical energy |
1603. |
GeV |
| |
Melting point |
90.36 |
K |
-182.8
| C |
Boiling point @ 1 atm |
184.5
| K |
-88.60
| C |
Triple point |
183.3
| K |
-89.88
| C |
Composition: