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Name Symbol Value
atomic mass constant mu 1.660539x10-27 kg
Bohr magneton mB 9.274009x10-24 J/T
Bohr radius a0 5.291772x10-11 m
electron Compton wavelength lc 2.426310x10-12 m
electron magnetic moment me 9.284764x10-24
electron radius (classical) re 2.817940x10-15 m
electron rest mass me 9.109382x10-31 kg
fine-structure constant a 7.297353x10-3
neutron magnetic moment mn 9.662364x10-27 J/T
neutron rest mass mn 1.674927x10-27 kg
nuclear magneton mN 5.050783x10-27 J/T
proton Compton wavelength lc,p 1.321410x10-15 m
proton magnetic moment mp 1.410607x10-26 J/T
proton rest mass mp 1.672622x10-27 kg
Rydberg constant 1.097373x107 /m
Glossary