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Physical Constants
The physical constants are:
Category Available Name
Chemist • Avogadro (Avagadro’s Number,
NA)
• Boltz. (Boltmann, k)
• mol. vo... (molar volume, Vm)
• univ gas (universal gas, R)
• std temp (standard temperature,
St dT)
• std pres (standard pressure,
St dP)
Phyics • StefBolt (Stefan-Boltzmann, σ)
•light s... (speed of light, c)
• permitti (permittivity, ε0)
• permeab (permeability, μ0)
• acce gr... (acceleration of
gravity, g)
• gravita... (gravitation, G)
Quantum • Plank’s (Plank’s constant, h)
• Dirac’s (Dirac’s, hbar)
• e charge (electronic charge, q)
• e mass (electron mass, me)
• q/me ra... (q/me ratio, qme)
• proton m (proton mass, mp)
• mp/me r... (mp/me ratio,
mpme)
• fine str (fine structure, α)
• mag flux (magnetic flux, φ)
• Faraday (Faraday, F)
• Rydberg (Rydberg, )
• Bohr rad (Bohr radius, a0)
• Bohr mag (Bohr magneton, μB)
• nuc. mag (nuclear magneton,
μN)
• photon...
(photon wavelength,
λ)
• photon... (photon frequency,
f0)
• Compt w... (Compton
wavelength, λc)
R∞
hp40g+.book Page 16 Friday, December 9, 2005 1:03 AM