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Physical Constants

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Atomic Constants
El.-Magnetic Constants
Mathematical Constants
Physical Constants
Universal Constants

Physical Constants

Name Symbol Value
· atomic mass constant
mu 1.660539x10-27 kg
· Avogadro constant
NA 6.022142x1023 /mol
· Boltzmann constant
k 1.380650x10-23 J/K
· electron volt
eV 1.602176x10-19 J
· Faraday constant
F 9.648524x104 C/mol
· first radiation constant
c1 3.741771x10-16 W/m2
· second radiation constant
c2 1.438775x10-2 m-K
· standard volume of ideal gas
V0 2.24136x10-2 m3/mol
· Stefan-Boltzmann constant
s 5.670400x10-8 W/m2-K4
· universal gas constant
R 8.314472 J/mol-K
· Wien displacement law constant
b 2.897769x10-3 m-K

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Last modified: January 15, 2009

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