Bohr magneton
Unit of magnetic moment / From Wikipedia, the free encyclopedia
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In atomic physics, the Bohr magneton (symbol μB) is a physical constant and the natural unit for expressing the magnetic moment of an electron caused by its orbital or spin angular momentum.[4][5] In SI units, the Bohr magneton is defined as
More information System of units, Value ...
System of units | Value | Unit |
---|---|---|
SI[1] | 9.2740100783(28)×10−24 | J·T−1 |
Gaussian[2] | 9.2740100783(28)×10−21 | erg·G−1 |
eV/T[3] | 5.7883818060(17)×10−5 | eV·T−1 |
atomic units | 1/2 | eħ/me |
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and in the Gaussian CGS units as
where
- e is the elementary charge,
- ħ is the reduced Planck constant,
- me is the electron mass,
- c is the speed of light.