The NIST Reference on Constants, Units and Uncertainty

Fundamental Physical Constants

Constants
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Constants in the category " Non-SI units "...

atomic mass unit-kilogram relationship
atomic unit of 1st hyperpolarizability
atomic unit of 2nd hyperpolarizability
atomic unit of action
atomic unit of charge
atomic unit of charge density
atomic unit of current
atomic unit of electric dipole moment
atomic unit of electric field
atomic unit of electric field gradient
atomic unit of electric polarizability
atomic unit of electric potential
atomic unit of electric quadrupole moment
atomic unit of energy
atomic unit of force
atomic unit of length
atomic unit of magnetic dipole moment
atomic unit of magnetic flux density
atomic unit of magnetizability
atomic unit of mass
atomic unit of momentum
atomic unit of permittivity
atomic unit of time
atomic unit of velocity
electron volt-joule relationship
natural unit of action
natural unit of action in eV s
natural unit of energy
natural unit of energy in MeV
natural unit of length
natural unit of mass
natural unit of momentum
natural unit of momentum in MeV/c
natural unit of time
natural unit of velocity
reduced Planck constant times c in MeV fm


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