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The list presented below
contains physical constants not specifically related to electricity or magnetism. * : Reduced Planck
constant,
 = h/2π
Visit NIST for all constants, units, and
uncertainties. This is their
Extensive Listing of constants
Here is a table of physical units.
| Alpha Particle Mass |
mα |
6.644 656 5 x 10-27 kg |
| Alpha Particle Molar Mass |
Mα |
4.001 506 179 149 x10-3 kg/mol |
| Atomic Mass Unit |
mu |
1.492 417 90 x 10-10 J 1.660 538 86 x 10-27 kg 7.513 006 608 x 1014
1/m 2.252 342 718 x 1023 Hz 1.080 952 7 x 1013 K |
| Avogadro |
N0 |
6.022 0 x 1023 molecules/mol |
| Bohr Radius |
a0 |
0.529 177 2108 x 10-10 m |
| Boltzmann |
k |
1.380 7 x 10-23 J/K |
| Deuteron Mass |
md |
3.343 583 35 x 10-27 kg |
| Deuteron Molar Mass |
Md |
2.013 553 212 70 x 10-3 kg/mol |
| Electron Rest Mass |
me |
9.109 382 6 x 10-31 kg |
| Fine Structure |
α |
e2/4·π·ε0··c
7.297 352 568 x 10-3 |
| Gravitational |
G |
6.672 0 x 10-11 N·m2/kg23.449 0 x 10-8 lb·ft2/slug2 |
| Fermi Coupling |
GF/·c |
1.166 39 x 10-5 1/GeV2 |
| Mass-Energy Ratio |
c2 |
8.987 6 x 1016 J/kg |
| Muon Magnetic Moment |
|
-4.490 447 99 x 10-26 J/T |
| Muon Mass |
mμ |
1.883 531 40 x x10-28 kg |
| Muon Molar Mass |
Mμ |
0.113 428 9264 x 10-3 kg/mol |
| Planck* |
h |
6.626 2 x 10-34 J·s |
| Planck Length |
lP |
1.616 24 x 10-35 m |
| Planck Mass |
mP |
2.176 45x 10-8 kg |
| Planck Temperature |
TP |
1.416 79 x 1032 K |
| Planck Time |
tP |
5.391 21 x 10-44 s |
| Proton Rest Mass |
mp |
1.672 621 71 x 10-27 kg |
| Rydberg |
R∞ |
10 973 731.568 525 1/m 3.289 841 960 360 x 1015 Hz 2.179 872 09 x 10-15 J
13.605 6923 eV |
| Speed of Light (in vacuum) |
c |
2.997 9 x 108 m/s |
| Stefan Boltzmann |
s |
5.670 3 x 10-8 W/(m2·K4) |
| Tau Mass |
mτ |
3.167 77 x 10-27 kg |
| Tau Molar Mass |
Mτ |
1.907 68 x 10-3 kg/mol |
| Thomson Cross Section |
σe |
0.665 245 873 x 10-28 m2 |
| Unified Atomic Mass |
|
1.660 538 86 x 10-27 kg |
| Universal Gas |
R |
8.314 4 J/(mol·K) |
| Volume of Ideal Gas (@STP) |
V |
2.241 4 x 10-2 m3/mol |
| Weak Mixing Angle |
θW |
0.222 15 rad |
| Wien Displacement Law |
|
2.897 7685 x 10-3 m·K |
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