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Universal Constants

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

Universal Constants

Name Symbol Value
· conductance quantum
G0 7.748092x10-5 S
· electric permittivity constant
e0 1/(m0·c2) = 8.85418781...x10-12 F/m
· elementary charge
e 1.602176x10-19 C
· gravitational constant
G 6.6732x10-11 N-m2/kg2
· magnetic flux quantum
F0 2.067834x10-15 Wb
· magnetic permeability constant
m0 4p x10-7 = 1.2566370614...x10-6 H/m
· Planck constant
h 6.626069x10-34 J-s
· speed of light in vacuum
c 2.99792458x108 m/s

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Last modified: January 15, 2009

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