Reference information 327
Physical Constants
The Physical constants are:
Status messages
Category Available names
Chemistry Avogadro NA
Boltmann, k
molar volume, Vm
universal gas, R
standard temperature, StdT
standard pressure, StdP
Phyics Stefan-Boltzmann, σ
speed of light, c
permittivity, Σ
0
)
permeability, μ
0
acceleration of gravity, g
gravitation, G
Quantum Planck, h
Dirac h
electronic charge, q
electron mass, me
q/me ratio, qme
proton mass, mp
mp/me ratio, mpme
fine structure, α
magnetic flux, Φο)
Faraday, F
Rydberg,
Bohr radius, a
0
Bohr magneton, μB
nuclear magneton, μN
photon wavelength, λ
0
photon frequency, f
0
Compton wavelength, λ
c
Message Meaning
Bad Argument
Type
Incorrect input for this
operation.
Bad Argument
Value
The value is out of range for this
operation.