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Fundamental Physical Constants


Quantity
Value
Uncertainty
Unit

Speed of light in vacuum
299 792 458
(exact)
m s-1
Magn. constant
12.566 370 614...e-7
(exact)
N A-2
Electric constant
8.854 187 817...e-12
(exact)
F m-1
Characteristic impedance of vacuum
376.730 313 461...
(exact)
ohm
Newtonian constant of gravitation
6.6742e-11
0.0010e-11
m3 kg-1 s-2
Newtonian constant of gravitation over h-bar c
6.7087e-39
0.0010e-39
(GeV/c2)-2
Planck constant
6.626 0693e-34
0.000 0011e-34
J s
Planck constant (eV s)
4.135 667 43e-15
0.000 000 35e-15
eV s
Planck constant over 2 pi times c (MeV fm)
197.326 968
0.000 017
MeV fm
Planck constant over 2 pi
1.054 571 68e-34
0.000 000 18e-34
J s
Planck constant over 2 pi (eV s)
6.582 119 15e-16
0.000 000 56e-16
eV s
Planck mass
2.176 45e-8
0.000 16e-8
kg
Planck temperature
1.416 79e32
0.000 11e32
K
Planck length
1.616 24e-35
0.000 12e-35
m
Planck time
5.391 21e-44
0.000 40e-44
s
Elementary charge
1.602 176 53e-19
0.000 000 14e-19
C
Elementary charge over h
2.417 989 40e14
0.000 000 21e14
A J-1
Magn. flux quantum
2.067 833 72e-15
0.000 000 18e-15
Wb
Conductance quantum
7.748 091 733e-5
0.000 000 026e-5
S
Inverse of conductance quantum
12 906.403 725
0.000 043
ohm
Josephson constant
483 597.879e9
0.041e9
Hz V-1
von Klitzing constant
25 812.807 449
0.000 086
ohm
Bohr magneton
927.400 949e-26
0.000 080e-26
J T-1
Bohr magneton (eV/T)
5.788 381 804e-5
0.000 000 039e-5
eV T-1
Bohr magneton (Hz/T)
13.996 2458e9
0.000 0012e9
Hz T-1
Bohr magneton (inverse meters per tesla)
46.686 4507
0.000 0040
m-1 T-1
Bohr magneton (K/T)
0.671 7131
0.000 0012
K T-1
Nuclear magneton
5.050 783 43e-27
0.000 000 43e-27
J T-1
Nuclear magneton (eV/T)
3.152 451 259e-8
0.000 000 021e-8
eV T-1
Nuclear magneton (MHz/T)
7.622 593 71
0.000 000 65
MHz T-1
Nuclear magneton (inverse meters per tesla)
2.542 623 58e-2
0.000 000 22e-2
m-1 T-1
Nuclear magneton (K/T)
3.658 2637e-4
0.000 0064e-4
K T-1
Fine-structure constant
7.297 352 568e-3
0.000 000 024e-3
Inverse fine-structure constant
137.035 999 11
0.000 000 46
Rydberg constant
10 973 731.568 525
0.000 073
m-1
Rydberg constant times c (Hz)
3.289 841 960 360e15
0.000 000 000 022e15
Hz
Rydberg constant times hc (J)
2.179 872 09e-18
0.000 000 37e-18
J
Rydberg constant times hc (eV)
13.605 6923
0.000 0012
eV
Bohr radius
0.529 177 2108e-10
0.000 000 0018e-10
m
Hartree energy
4.359 744 17e-18
0.000 000 75e-18
J
Hartree energy (eV)
27.211 3845
0.000 0023
eV
Quantum of circulation
3.636 947 550e-4
0.000 000 024e-4
m2 s-1
Quantum of circulation times 2
7.273 895 101e-4
0.000 000 048e-4
m2 s-1
Fermi coupling constant
1.166 39e-5
0.000 01e-5
GeV-2
Weak mixing angle
0.222 15
0.000 76
Electron mass
9.109 3826e-31
0.000 0016e-31
kg
Electron mass (u)
5.485 799 0945e-4
0.000 000 0024e-4
u
Electron mass energy equivalent
8.187 1047e-14
0.000 0014e-14
J
Electron mass energy equivalent (MeV)
0.510 998 918
0.000 000 044
MeV
Electron-muon mass ratio
4.836 331 67e-3
0.000 000 13e-3
Electron-tau mass ratio
2.875 64e-4
0.000 47e-4
Electron-proton mass ratio
5.446 170 2173e-4
0.000 000 0025e-4
Electron-neutron mass ratio
5.438 673 4481e-4
0.000 000 0038e-4
Electron-deuteron mass ratio
2.724 437 1095e-4
0.000 000 0013e-4
Electron to alpha particle mass ratio
1.370 933 555 75e-4
0.000 000 000 61e-4
Electron charge to mass quotient
-1.758 820 12e11
0.000 000 15e11
C kg-1
Electron molar mass
5.485 799 0945e-7
0.000 000 0024e-7
kg mol-1
Compton wavelength
2.426 310 238e-12
0.000 000 016e-12
m
Compton wavelength over 2 pi
386.159 2678e-15
0.000 0026e-15
m
Classical electron radius
2.817 940 325e-15
0.000 000 028e-15
m
Thomson cross section
0.665 245 873e-28
0.000 000 013e-28
m2
Electron magn. moment
-928.476 412e-26
0.000 080e-26
J T-1
Electron magn. moment to Bohr magneton ratio
-1.001 159 652 1859
0.000 000 000 0038
Electron magn. moment to nuclear magneton ratio
-1838.281 971 07
0.000 000 85
Electron magn. moment anomaly
1.159 652 1859e-3
0.000 000 0038e-3
Electron g factor
-2.002 319 304 3718
0.000 000 000 0075
Electron-muon magn. moment ratio
206.766 9894
0.000 0054
Electron-proton magn. moment ratio
-658.210 6862
0.000 0066
Electron to shielded proton magn. moment ratio
-658.227 5956
0.000 0071
Electron-neutron magn. moment ratio
960.920 50
0.000 23
Electron-deuteron magn. moment ratio
-2143.923 493
0.000 023
Electron to shielded helion magn. moment ratio
864.058 255
0.000 010
Electron gyromagn. ratio
1.760 859 74e11
0.000 000 15e11
s-1 T-1
Electron gyromagn. ratio over 2 pi
28 024.9532
0.0024
MHz T-1
Muon Mass
1.883 531 40e-28
0.000 000 33e-28
kg
Muon Mass (u)
0.113 428 9264
0.000 000 0030
u
Muon Mass energy equivalent
1.692 833 60e-11
0.000 000 29e-11
J
Muon Mass energy equivalent (MeV)
105.658 3692
0.000 0094
MeV
Muon-Electron mass ratio
206.768 2838
0.000 0054
Muon-Tau mass ratio
5.945 92e-2
0.000 97e-2
Muon-Proton mass ratio
0.112 609 5269
0.000 000 0029
Muon-Neutron mass ratio
0.112 454 5175
0.000 000 0029
Muon Molar mass
0.113 428 9264e-3
0.000 000 0030e-3
kg mol-1
Muon Compton wavelength
11.734 441 05e-15
0.000 000 30e-15
m
Muon Compton wavelength over 2 pi
1.867 594 298e-15
0.000 000 047e-15
m
Muon Magn. moment
-4.490 447 99e-26
0.000 000 40e-26
J T-1
Muon Magn. moment to Bohr magneton ratio
-4.841 970 45e-3
0.000 000 13e-3
Muon Magn. moment to nuclear magneton ratio
-8.890 596 98
0.000 000 23
Muon Magn. moment anomaly
1.165 919 81e-3
0.000 000 62e-3
Muon G factor
-2.002 331 8396
0.000 000 0012
Muon-Proton magn. moment ratio
-3.183 345 118
0.000 000 089
Tau Mass
3.167 77e-27
0.000 52e-27
kg
Tau Mass (u)
1.907 68
0.000 31
u
Tau Mass energy equivalent
2.847 05e-10
0.000 46e-10
J
Tau Mass energy equivalent (MeV)
1776.99
0.29
MeV
Tau-Electron mass ratio
3477.48
0.57
Tau-Muon mass ratio
16.8183
0.0027
Tau-Proton mass ratio
1.893 90
0.000 31
Tau-Neutron mass ratio
1.891 29
0.000 31
Tau Molar mass
1.907 68e-3
0.000 31e-3
kg mol-1
Tau Compton wavelength
0.697 72e-15
0.000 11e-15
m
Tau Compton wavelength over 2 pi
0.111 046e-15
0.000 018e-15
m
Proton mass
1.672 621 71e-27
0.000 000 29e-27
kg
Proton mass (u)
1.007 276 466 88
0.000 000 000 13
u
Proton mass energy equivalent
1.503 277 43e-10
0.000 000 26e-10
J
Proton mass energy equivalent (MeV)
938.272 029
0.000 080
MeV
Proton-electron mass ratio
1836.152 672 61
0.000 000 85
Proton-muon mass ratio
8.880 243 33
0.000 000 23
Proton-tau mass ratio
0.528 012
0.000 086
Proton-neutron mass ratio
0.998 623 478 72
0.000 000 000 58
Proton charge to mass quotient
9.578 833 76e7
0.000 000 82e7
C kg-1
Proton molar mass
1.007 276 466 88e-3
0.000 000 000 13e-3
kg mol-1
Proton Compton wavelength
1.321 409 8555e-15
0.000 000 0088e-15
m
Proton Compton wavelength over 2 pi
0.210 308 9104e-15
0.000 000 0014e-15
m
Proton magn. moment
1.410 606 71e-26
0.000 000 12e-26
J T-1
Proton magn. moment to Bohr magneton ratio
1.521 032 206e-3
0.000 000 015e-3
Proton magn. moment to nuclear magneton ratio
2.792 847 351
0.000 000 028
Proton g factor
5.585 694 701
0.000 000 056
Proton-neutron magn. moment ratio
-1.459 898 05
0.000 000 34
Shielded proton magn. moment
1.410 570 47e-26
0.000 000 12e-26
J T-1
Shielded proton magn. moment to Bohr magneton ratio
1.520 993 132e-3
0.000 000 016e-3
Shielded proton magn. moment to nuclear magneton ratio
2.792 775 604
0.000 000 030
Proton magn. shielding correction
25.689e-6
0.015e-6
Proton gyromagn. ratio
2.675 222 05e8
0.000 000 23e8
s-1 T-1
Proton gyromagn. ratio over 2 pi
42.577 4813
0.000 0037
MHz T-1
Shielded proton gyromagn. ratio
2.675 153 33e8
0.000 000 23e8
s-1 T-1
Shielded proton gyromagn. ratio over 2 pi
42.576 3875
0.000 0037
MHz T-1
Proton rms charge radius
0.8750e-15
0.0068e-15
m
Neutron mass
1.674 927 28e-27
0.000 000 29e-27
kg
Neutron mass (u)
1.008 664 915 60
0.000 000 000 55
u
Neutron mass energy equivalent
1.505 349 57e-10
0.000 000 26e-10
J
Neutron mass energy equivalent (MeV)
939.565 360
0.000 081
MeV
Neutron-electron mass ratio
1838.683 6598
0.000 0013
Neutron-muon mass ratio
8.892 484 02
0.000 000 23
Neutron-tau mass ratio
0.528 740
0.000 086
Neutron-proton mass ratio
1.001 378 418 70
0.000 000 000 58
Neutron molar mass
1.008 664 915 60e-3
0.000 000 000 55e-3
kg mol-1
Neutron Compton wavelength
1.319 590 9067e-15
0.000 000 0088e-15
m
Neutron Compton wavelength over 2 pi
0.210 019 4157e-15
0.000 000 0014e-15
m
Neutron magn. moment
-0.966 236 45e-26
0.000 000 24e-26
J T-1
Neutron magn. moment to Bohr magneton ratio
-1.041 875 63e-3
0.000 000 25e-3
Neutron magn. moment to nuclear magneton ratio
-1.913 042 73
0.000 000 45
Neutron g factor
-3.826 085 46
0.000 000 90
Neutron-electron magn. moment ratio
1.040 668 82e-3
0.000 000 25e-3
Neutron-proton magn. moment ratio
-0.684 979 34
0.000 000 16
Neutron to shielded proton magn. moment ratio
-0.684 996 94
0.000 000 16
Neutron gyromagn. ratio
1.832 471 83e8
0.000 000 46e8
s-1 T-1
Neutron gyromagn. ratio over 2 pi
29.164 6950
0.000 0073
MHz T-1
Deuteron mass
3.343 583 35e-27
0.000 000 57e-27
kg
Deuteron mass (u)
2.013 553 212 70
0.000 000 000 35
u
Deuteron mass energy equivalent
3.005 062 85e-10
0.000 000 51e-10
J
Deuteron mass energy equivalent (MeV)
1875.612 82
0.000 16
MeV
Deuteron-electron mass ratio
3670.482 9652
0.000 0018
Deuteron-proton mass ratio
1.999 007 500 82
0.000 000 000 41
Deuteron molar mass
2.013 553 212 70e-3
0.000 000 000 35e-3
kg mol-1
Deuteron magn. moment
0.433 073 482e-26
0.000 000 038e-26
J T-1
Deuteron magn. moment to Bohr magneton ratio
0.466 975 4567e-3
0.000 000 0050e-3
Deuteron magn. moment to nuclear magneton ratio
0.857 438 2329
0.000 000 0092
Deuteron-electron magn. moment ratio
-4.664 345 548e-4
0.000 000 050e-4
Deuteron-proton magn. moment ratio
0.307 012 2084
0.000 000 0045
Deuteron-neutron magn. moment ratio
-0.448 206 52
0.000 000 11
Deuteron rms charge radius
2.1394e-15
0.0028e-15
m
Helion mass
5.006 412 14e-27
0.000 000 86e-27
kg
Helion mass (u)
3.014 932 2434
0.000 000 0058
u
Helion mass energy equivalent
4.499 538 84e-10
0.000 000 77e-10
J
Helion mass energy equivalent in MeV
2808.391 42
0.000 24
MeV
Helion-electron mass ratio
5495.885 269
0.000 011
Helion-proton mass ratio
2.993 152 6671
0.000 000 0058
Helion molar mass
3.014 932 2434e-3
0.000 000 0058e-3
kg mol-1
Shielded helion magn. moment
-1.074 553 024e-26
0.000 000 093e-26
J T-1
Shielded helion magn. moment to Bohr magneton ratio
-1.158 671 474e-3
0.000 000 014e-3
Shielded helion magn. moment to nuclear magneton ratio
-2.127 497 723
0.000 000 025
Shielded helion to proton magn. moment ratio
-0.761 766 562
0.000 000 012
Shielded helion to shielded proton magn. moment ratio
-0.761 786 1313
0.000 000 0033
Shielded helion gyromagn. ratio
2.037 894 70e8
0.000 000 18e8
s-1 T-1
Shielded helion gyromagn. ratio over 2 pi
32.434 1015
0.000 0028
MHz T-1
Alpha particle mass
6.644 6565e-27
0.000 0011e-27
kg
Alpha particle mass (u)
4.001 506 179 149
0.000 000 000 056
u
Alpha particle mass energy equivalent
5.971 9194e-10
0.000 0010e-10
J
Alpha particle mass energy equivalent(MeV)
3727.379 17
0.000 32
MeV
Alpha particle-electron mass ratio
7294.299 5363
0.000 0032
Alpha particle-proton mass ratio
3.972 599 689 07
0.000 000 000 52
Alpha particle molar mass
4.001 506 179 149e-3
0.000 000 000 056e-3
kg mol-1
Avogadro constant
6.022 1415e23
0.000 0010e23
mol-1
Atomic mass constant
1.660 538 86e-27
0.000 000 28e-27
kg
Atomic mass constant energy equivalent
1.492 417 90e-10
0.000 000 26e-10
J
Atomic mass constant energy equivalent in MeV
931.494 043
0.000 080
MeV
Faraday constant
96 485.3383
0.0083
C mol-1
Faraday constant for conventional electric current
96 485.336
0.016
C_90 mol-1
Molar Planck constant
3.990 312 716e-10
0.000 000 027e-10
J s mol-1
Molar Planck constant times c
0.119 626 565 72
0.000 000 000 80
J m mol-1
Molar gas constant
8.314 472
0.000 015
J mol-1 K-1
Boltzmann constant
1.380 6505e-23
0.000 0024e-23
J K-1
Boltzmann constant (eV/K)
8.617 343e-5
0.000 015e-5
eV K-1
Boltzmann constant (Hz/K)
2.083 6644e10
0.000 0036e10
Hz K-1
Boltzmann constant (inverse meters per kelvin)
69.503 56
0.000 12
m-1 K-1
Molar volume of ideal gas (273.15 K, 101.325 kPa)
22.413 996e-3
0.000 039e-3
m3 mol-1
Loschmidt constant (273.15 K, 101.325 kPa)
2.686 7773e25
0.000 0047e25
m-3
Molar volume of ideal gas (273.15 K, 100 kPa)
22.710 981e-3
0.000 040e-3
m3 mol-1
Sackur-Tetrode constant (1 K, 100 kPa)
-1.151 7047
0.000 0044
Sackur-Tetrode constant (1 K, 101.325 kPa)
-1.164 8677
0.000 0044
Stefan-Boltzmann constant
5.670 400e-8
0.000 040e-8
W m-2 K-4
First radiation constant
3.741 771 38e-16
0.000 000 64e-16
W m2
First radiation constant for spectral radiance
1.191 042 82e-16
0.000 000 20e-16
W m2 sr-1
Second radiation constant
1.438 7752e-2
0.000 0025e-2
m K
Wien Displacement law constant
2.897 7685e-3
0.000 0051e-3
m K
Molar mass of carbon-12
12e-3
(exact)
kg mol-1
Molar mass constant
1e-3
(exact)
kg mol-1
Conventional value of Josephson constant
483 597.9e9
(exact)
Hz V-1
Conventional value of von Klitzing constant
25 812.807
(exact)
ohm
Standard atmosphere
101 325
(exact)
Pa
Standard acceleration of gravity
9.806 65
(exact)
m s-2
Cu X Unit
1.002 077 10e-13
0.000 000 29e-13
m
Mo X Unit
1.002 099 66e-13
0.000 000 53e-13
m
Angstrom star
1.000 015 09e-10
0.000 000 90e-10
m
Lattice parameter of silicon
543.102 122e-12
0.000 020e-12
m
{220} lattice spacing of silicon
192.015 5965e-12
0.000 0070e-12
m
Molar volume of silicon
12.058 8382e-6
0.000 0024e-6
m3 mol-1
Electron volt
1.602 176 53e-19
0.000 000 14e-19
J
Unified atomic mass unit
1.660 538 86e-27
0.000 000 28e-27
kg
Natural unit of velocity
299 792 458
(exact)
m s-1
Natural unit of action
1.054 571 68e-34
0.000 000 18e-34
J s
Natural unit of action (eV s)
6.582 119 15e-16
0.000 000 56e-16
eV s
Natural unit of mass
9.109 3826e-31
0.000 0016e-31
kg
Natural unit of energy
8.187 1047e-14
0.000 0014e-14
J
Natural unit of energy (MeV)
0.510 998 918
0.000 000 044
MeV
Natural unit of momentum
2.730 924 19e-22
0.000 000 47e-22
kg m s-1
Natural unit of momentum (MeV/c)
0.510 998 918
0.000 000 044
MeV/c
Natural unit of length
386.159 2678e-15
0.000 0026e-15
m
Natural unit of time
1.288 088 6677e-21
0.000 000 0086e-21
s
Atomic unit of charge
1.602 176 53e-19
0.000 000 14e-19
C
Atomic unit of mass
9.109 3826e-31
0.000 0016e-31
kg
Atomic unit of action
1.054 571 68e-34
0.000 000 18e-34
J s
Atomic unit of length
0.529 177 2108e-10
0.000 000 0018e-10
m
Atomic unit of energy
4.359 744 17e-18
0.000 000 75e-18
J
Atomic unit of time
2.418 884 326 505e-17
0.000 000 000 016e-17
s
Atomic unit of force
8.238 7225e-8
0.000 0014e-8
N
Atomic unit of velocity
2.187 691 2633e6
0.000 000 0073e6
m s-1
Atomic unit of momentum
1.992 851 66e-24
0.000 000 34e-24
kg m s-1
Atomic unit of current
6.623 617 82e-3
0.000 000 57e-3
A
Atomic unit of charge density
1.081 202 317e12
0.000 000 093e12
C m-3
Atomic unit of electric potential
27.211 3845
0.000 0023
V
Atomic unit of electric field
5.142 206 42e11
0.000 000 44e11
V m-1
Atomic unit of electric field gradient
9.717 361 82e21
0.000 000 83e21
V m-2
Atomic unit of electric dipole moment
8.478 353 09e-30
0.000 000 73e-30
C m
Atomic unit of electric quadrupole moment
4.486 551 24e-40
0.000 000 39e-40
C m2
Atomic unit of electric polarizablity
1.648 777 274e-41
0.000 000 016e-41
C2 m2 J-1
Atomic unit of 1st hyperpolarizablity
3.206 361 51e-53
0.000 000 28e-53
C3 m3 J-2
Atomic unit of 2nd hyperpolarizablity
6.235 3808e-65
0.000 0011e-65
C4 m4 J-3
Atomic unit of magn. flux density
2.350 517 42e5
0.000 000 20e5
T
Atomic unit of magn. dipole moment
1.854 801 90e-23
0.000 000 16e-23
J T-1
Atomic unit of magnetizability
7.891 036 60e-29
0.000 000 13e-29
J T-2
Atomic unit of permittivity
1.112 650 056...e-10
(exact)
F m-1
Joule-kilogram relationship
1.112 650 056...e-17
(exact)
kg
Joule-inverse meter relationship
5.034 117 20e24
0.000 000 86e24
m-1
Joule-hertz relationship
1.509 190 37e33
0.000 000 26e33
Hz
Joule-kelvin relationship
7.242 963e22
0.000 013e22
K
Joule-electron volt relationship
6.241 509 47e18
0.000 000 53e18
eV
Joule-atomic mass unit relationship
6.700 5361e9
0.000 0011e9
u
Joule-hartree relationship
2.293 712 57e17
0.000 000 39e17
E_h
Kilogram-joule relationship
8.987 551 787...e16
(exact)
J
Kilogram-inverse meter relationship
4.524 438 91e41
0.000 000 77e41
m-1
Kilogram-hertz relationship
1.356 392 66e50
0.000 000 23e50
Hz
Kilogram-kelvin relationship
6.509 650e39
0.000 011e39
K
Kilogram-electron volt relationship
5.609 588 96e35
0.000 000 48e35
eV
Kilogram-atomic mass unit relationship
6.022 1415e26
0.000 0010e26
u
Kilogram-hartree relationship
2.061 486 05e34
0.000 000 35e34
E_h
Inverse meter-joule relationship
1.986 445 61e-25
0.000 000 34e-25
J
Inverse meter-kilogram relationship
2.210 218 81e-42
0.000 000 38e-42
kg
Inverse meter-hertz relationship
299 792 458
(exact)
Hz
Inverse meter-kelvin relationship
1.438 7752e-2
0.000 0025e-2
K
Inverse meter-electron volt relationship
1.239 841 91e-6
0.000 000 11e-6
eV
Inverse meter-atomic mass unit relationship
1.331 025 0506e-15
0.000 000 0089e-15
u
Inverse meter-hartree relationship
4.556 335 252 760e-8
0.000 000 000 030e-8
E_h
Hertz-joule relationship
6.626 0693e-34
0.000 0011e-34
J
Hertz-kilogram relationship
7.372 4964e-51
0.000 0013e-51
kg
Hertz-inverse meter relationship
3.335 640 951...e-9
(exact)
m-1
Hertz-kelvin relationship
4.799 2374e-11
0.000 0084e-11
K
Hertz-electron volt relationship
4.135 667 43e-15
0.000 000 35e-15
eV
Hertz-atomic mass unit relationship
4.439 821 667e-24
0.000 000 030e-24
u
Hertz-hartree relationship
1.519 829 846 006e-16
0.000 000 000 010e-16
E_h
Kelvin-joule relationship
1.380 6505e-23
0.000 0024e-23
J
Kelvin-kilogram relationship
1.536 1808e-40
0.000 0027e-40
kg
Kelvin-inverse meter relationship
69.503 56
0.000 12
m-1
Kelvin-hertz relationship
2.083 6644e10
0.000 0036e10
Hz
Kelvin-electron volt relationship
8.617 343e-5
0.000 015e-5
eV
Kelvin-atomic mass unit relationship
9.251 098e-14
0.000 016e-14
u
Kelvin-hartree relationship
3.166 8153e-6
0.000 0055e-6
E_h
Electron volt-joule relationship
1.602 176 53e-19
0.000 000 14e-19
J
Electron volt-kilogram relationship
1.782 661 81e-36
0.000 000 15e-36
kg
Electron volt-inverse meter relationship
8.065 544 45e5
0.000 000 69e5
m-1
Electron volt-hertz relationship
2.417 989 40e14
0.000 000 21e14
Hz
Electron volt-kelvin relationship
1.160 4505e4
0.000 0020e4
K
Electron volt-atomic mass unit relationship
1.073 544 171e-9
0.000 000 092e-9
u
Electron volt-hartree relationship
3.674 932 45e-2
0.000 000 31e-2
E_h
Atomic mass unit-joule relationship
1.492 417 90e-10
0.000 000 26e-10
J
Atomic mass unit-kilogram relationship
1.660 538 86e-27
0.000 000 28e-27
kg
Atomic mass unit-inverse meter relationship
7.513 006 608e14
0.000 000 050e14
m-1
Atomic mass unit-hertz relationship
2.252 342 718e23
0.000 000 015e23
Hz
Atomic mass unit-kelvin relationship
1.080 9527e13
0.000 0019e13
K
Atomic mass unit-electron volt relationship
931.494 043e6
0.000 080e6
eV
Atomic mass unit-hartree relationship
3.423 177 686e7
0.000 000 023e7
E_h
Hartree-joule relationship
4.359 744 17e-18
0.000 000 75e-18
J
Hartree-kilogram relationship
4.850 869 60e-35
0.000 000 83e-35
kg
Hartree-inverse meter relationship
2.194 746 313 705e7
0.000 000 000 015e7
m-1
Hartree-hertz relationship
6.579 683 920 721e15
0.000 000 000 044e15
Hz
Hartree-kelvin relationship
3.157 7465e5
0.000 0055e5
K
Hartree-electron volt relationship
27.211 3845
0.000 0023
eV
Hartree-atomic mass unit relationship
2.921 262 323e-8
0.000 000 019e-8
u