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Constants
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Physics
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Universal
Showing results
1
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10
of
24
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1
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3
NAME
SYMBOL
VALUE
Characteristic Impedence of Vacuum
Z
0
376.730313461 Ω
Constant, Dirac's
ħ
(h bar)
1.054571596(82) × 10
-34
J s
6.58211889(26) × 10
-16
eV s
Constant, Electric (1/µ
0
c
2
)
ε
0
8.854187817 × 10
-12
F m
-1
Constant, Fermi
1.4 × 10
-50
J m
-3
Constant, Magnetic
µ
0
4π × 10
-7
N A
-2
12.566370614 × 10
-7
N A
-2
Constant, Planck (h)
h
6.62606876(52) × 10
-34
J s
4.13566727(16) × 10
-15
eV s
Constants, Planck (h/2π)
ħ
(h bar)
1.054571596(82) × 10
-34
J s
6.58211889(26) × 10
-16
eV s
Dirac's Constant
ħ
(h bar)
1.054571596(82) × 10
-34
J s
6.58211889(26) × 10
-16
eV s
Electric Constant (1/µ
0
c
2
)
ε
0
8.854187817 × 10
-12
F m
-1
Fermi Constant
1.4 × 10
-50
J m
-3
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