Short (one/two letter long) aliases for the constants.
Avogadro's number (NA = 6.
Avogadro's number (NA = 6.0221412927·1023 1/mol)
Electric constant aka vacuum permittivity (ε0 = 8.
Electric constant aka vacuum permittivity (ε0 = 8.854187817·10-12 F/m)
Mass of an electron (me = 9.
Mass of an electron (me = 9.1093829140·10-31 kg)
Elementary charge (e = 1.
Elementary charge (e = 1.60217656535·10-19 C)
Gravitation constant (G = 6.
Gravitation constant (G = 6.6738480·10-11 m3/(kg·s2))
Magnetic constant aka vacuum permeability (µ0 = 1.
Magnetic constant aka vacuum permeability (µ0 = 1.256637061·10-6 N/A2)
Planck constant (h = 6.
Planck constant (h = 6.6260695729·10-34 J·s)
Mass of a proton (mp = 1.
Mass of a proton (mp = 1.67262177774·10-27 kg)
Reduced Planck constant (ħ = h/2π = 1.
Reduced Planck constant (ħ = h/2π = 1.05457172647·10-34 J·s)
Speed of light in the vacuum (c = 299792458 m/s)
Common constants used in physics.