Physics 版 (精华区)

发信人: zjliu (秋天的萝卜), 信区: Physics
标  题: [转载] 常用物理常数
发信站: 哈工大紫丁香 (Thu Dec  4 16:04:54 2003), 站内信件


This data is from the 1986 CODATA recommended values of the fundamental physic
al

constants. You can find the same data from the NIST at
http://physics.nist.gov/PhysRefData/codata86/codata86.html.
 #
    Constant
                       Symbol
                                       Value
                                                         Units
 1
    Speed of light in
    vacuum
                       (c)
                                       299792458
                                                         m s-1
 2
    Permeability of vacuum
                       (mu_0)
                                       1.25663706143592e-06
                                                         N A-2
 3
    Permittivity of vacuum
                       (epsilon_0)
                                       8.854187817e-12
                                                         F m-1
 4
    Newtonian constant of
    gravitation
                       (G)
                                       6.6725985e-11 ?
                                       8.54093e-15
                                                         m3 kg-1 s-2
 5
    Planck constant
                       (h)
                                       6.62607554e-34 ?
                                       3.97565e-40
                                                         J s
 6
    Planck constant in eV

                                       4.135669212e-15 ?
                                       1.2407e-21
                                                         eV s
 7
    h-bar
                       (h-bar)
                                       1.0545726663e-34 ?
                                       6.32744e-41
                                                         J s
 8
    h-bar in eV

                                       6.58212202e-16 ?
                                       1.97464e-22
                                                         eV s
 9
    Plank mass
                       (m_p)
                                       2.1767114e-08 ?
                                       1.3931e-12
                                                         kg
 10
    Plank length
                       (l_p)
                                       1.616051e-35 ?
                                       1.03427e-39
                                                         m
 11
    Plank time
                       (t_p)
                                       5.3905634e-44 ?
                                       3.44996e-48
                                                         s
 12
    Elementary charge
                       (e)
                                       1.6021773349e-19 ?
                                       4.80653e-26
                                                         C
 13
    Magnetic flux quantum
                       (Phi_0)
                                       2.0678346161e-15 ?
                                       6.2035e-22
                                                         Wb
 14
    Josephson
    frequency-voltage
    quotient

                                       483597671400000 ?
                                       1.45079e+08
                                                         V-1 s-1
 15
    Quantized Hall
    conductance

                                       3.8740461417e-05 ?
                                       1.74332e-12
                                                         Omega-1
 16
    Quantized Hall
    resistance
                       (R_H)
                                       25812.805612 ?
                                       0.00116158
                                                         Omega
 17
    Bohr magneton
                       (mu_B)
                                       9.274015431e-24 ?
                                       3.15317e-30
                                                         J T-1
 18
    Bohr magneton in eV

                                       5.7883826352e-05 ?
                                       5.15166e-12
                                                         eV T-1
 19
    Bohr magneton in Hz

                                       13996241842 ?4198.87
                                                         T-1 s-1
 20
    Bohr magneton in
    wavenumbers

                                       46.68643714 ?
                                       1.40059e-05
                                                         m-1 T-1
 21
    Bohr magneton in
    kelvins

                                       0.671709957 ?
                                       5.70953e-06
                                                         K T-1
 22
    Nuclear magneton
                       (mu_N)
                                       5.050786617e-27 ?
                                       1.71727e-33
                                                         J T-1
 23
    Nuclear magneton in eV

                                       3.1524516628e-08 ?
                                       2.80568e-15
                                                         eV T-1
 24
    Nuclear magneton in Hz

                                       7622591.423 ?2.28678
                                                         T-1 s-1
 25
    Nuclear magneton in
    wavenumbers

                                       0.025426228177 ?
                                       7.62787e-09
                                                         m-1 T-1
 26
    Nuclear magneton in
    kelvins

                                       0.000365824631 ?
                                       3.10951e-09
                                                         K T-1
 27
    Fine structure constant
                       (alpha)
                                       0.0072973530833 ?
                                       3.28381e-10

 28
    Inverse fine structure
    constant

                                       137.035989561 ?
                                       6.16662e-06

 29
    Rydberg constant
                       (Ry)
                                       10973731.53413 ?
                                       0.0131685
                                                         m-1
 30
    Rydberg constant in Hz

                                       3.289841949939e+15 ?
                                       3.94781e+06
                                                         s-1
 31
    Rydberg constant in
    joules

                                       2.179874113e-18 ?
                                       1.30792e-24
                                                         J
 32
    Rydberg constant in eV

                                       13.60569814 ?
                                       4.08171e-06
                                                         eV
 33
    Bohr radius
                       (a_0)
                                       5.2917724924e-11 ?
                                       2.3813e-18
                                                         m
 34
    Hartree energy
                       (E_h)
                                       4.359748226e-18 ?
                                       2.61585e-24
                                                         J
 35
    Hartree energy in eV

                                       27.211396181 ?
                                       8.16342e-06
                                                         eV
 36
    Quantum of circulation

                                       0.00036369480733 ?
                                       3.23688e-11
                                                         m2 s-1
 37
    Electron mass
                       (m_e)
                                       9.109389754e-31 ?
                                       5.37454e-37
                                                         kg
 38
    Electron mass in u

                                       0.00054857990313 ?
                                       1.26173e-11
                                                         u
 39
    Electron mass in eV

                                       510999.0615 ?0.1533
                                                         eV
 40
    Electron-muon mass
    ratio

                                       0.0048363321871 ?
                                       7.2545e-10

 41
    Electron-proton mass
    ratio

                                       0.00054461701311 ?
                                       1.08923e-11

 42
    Electron-deuteron mass
    ratio

                                       0.0002724437076 ?
                                       5.44887e-12

 43
    Electron-alpha-particle
    mass ratio

                                       0.0001370933543 ?
                                       2.87896e-12

 44
    Electron specific charge

                                       -175881962530 ?
                                       -52764.6
                                                         C kg-1
 45
    Electron molar mass

                                       5.4857990313e-07 ?
                                       1.26173e-14
                                                         kg mol-1
 46
    Electron Compton
    wavelength
                       (lambda_C)
                                       2.4263105822e-12 ?
                                       2.15942e-19
                                                         m
 47
    Electron Compton
    wavelength over 2 pi
                       (lambda-bar_C)
                                       3.8615932335e-13 ?
                                       3.43682e-20
                                                         m
 48
    Electron classical radius
                       (r_e)
                                       2.8179409238e-15 ?
                                       3.66332e-22
                                                         m
 49
    Electron Thomson cross
    section
                       (sigma_e)
                                       6.652461618e-29 ?
                                       1.79616e-35
                                                         m2
 50
    Electron magnetic
    moment

                                       9.284770131e-24 ?
                                       3.15682e-30
                                                         J T-1
 51
    Electron magnetic
    moment in Bohr
    magnetons

                                       1.0011596521931 ?
                                       1.00116e-11

 52
    Electron magnetic
    moment in nuclear
    magnetons

                                       1838.28200037 ?
                                       3.67656e-05

 53
    Electron magnetic
    moment anomaly
                       (a-e)
                                       0.0011596521931 ?
                                       9.97301e-12

 54
    Electron g-factor
                       (g_e)
                                       2.0023193043862 ?
                                       2.00232e-11

 55
    Electron-muon
    magnetic moment ratio

                                       206.7669673 ?
                                       3.1015e-05

 56
    Electron-proton
    magnetic moment ratio

                                       658.210688166 ?
                                       6.58211e-06

 57
    Muon mass

                                       1.883532711e-28 ?
                                       1.14895e-34
                                                         kg
 58
    Muon mass in u

                                       0.11342891317 ?
                                       1.70143e-08
                                                         u
 59
    Muon mass in eV

                                       105658389.34 ?
                                       33.8107
                                                         eV
 60
    Muon-electron mass
    ratio

                                       206.7682623 ?
                                       3.10152e-05

 61
    Muon molar mass

                                       0.00011342891317 ?
                                       1.70143e-11
                                                         kg mol-1
 62
    Muon magnetic moment

                                       4.490451415e-26 ?
                                       1.48185e-32
                                                         J T-1
 63
    Muon magnetic moment
    in Bohr magnetons

                                       0.0048419709771 ?
                                       7.26296e-10

 64
    Muon magnetic moment
    in nuclear magnetons

                                       8.890598113 ?
                                       1.33359e-06

 65
    Muon magnetic moment
    anomaly
                       (a_mu)
                                       0.001165923084 ?
                                       8.39465e-09

 66
    Muon g-factor
                       (g_mu)
                                       2.00233184617 ?
                                       1.68196e-08

 67
    Muon-proton magnetic
    moment ratio

                                       3.1833454747 ?
                                       4.77502e-07

 68
    Proton mass
                       (m_p)
                                       1.67262311e-27 ?
                                       9.86848e-34
                                                         kg
 69
    Proton mass in u

                                       1.00727647012 ?
                                       1.20873e-08
                                                         u
 70
    Proton mass in eV

                                       938272312.8 ?281.482
                                                         eV
 71
    Proton-electron mass
    ratio

                                       1836.15270137 ?
                                       3.67231e-05

 72
    Proton-muon mass ratio

                                       8.880244413 ?
                                       1.33204e-06

 73
    Proton specific charge

                                       95788309.29 ?28.7365
                                                         C kg-1
 74
    Proton molar mass

                                       0.00100727647012 ?
                                       1.20873e-11
                                                         kg mol-1
 75
    Proton Compton
    wavelength
                       (lambda_Cp)
                                       1.3214100212e-15 ?
                                       1.17605e-22
                                                         m
 76
    Proton magnetic
    moment

                                       1.4106076147e-26 ?
                                       4.79607e-33
                                                         J T-1
 77
    Proton magnetic
    moment in Bohr
    magnetons

                                       0.00152103220215 ?
                                       1.52103e-11

 78
    Proton magnetic
    moment in nuclear
    magnetons

                                       2.79284738663 ?
                                       6.42355e-08

 79
    Diamagnetic shielding
    correction for protons
    (H_2 O, spherical
    sample, 298.15 K)
                       (sigma_H2O)
                                       2.568915e-05

 80
    Shielded proton moment
    (H_2 O, spherical
    sample, 298.15 K)
                       (mu_p')
                                       1.4105713847e-26 ?
                                       4.79594e-33
                                                         J T-1
 81
    Shielded proton moment
    in Bohr magnetons

                                       0.00152099312917 ?
                                       1.67309e-11

 82
    Shielded proton moment
    in nuclear magnetons

                                       2.79277564264 ?
                                       6.42338e-08

 83
    Proton gyromagnetic
    ratio
                       (gamma_p)
                                       267522128.81 ?
                                       80.2566
                                                         T-1 s-1
 84
                       (gamma_p)
                                       42577469.13 ?12.7732
                                                         T-1 s-1
 85
    Proton gyromagnetic
    ratio, uncorrected (H_2
    O, spherical sample,
    298.15 K)
                       (gamma_p')
                                       267515255.81 ?
                                       80.2546
                                                         T-1 s-1
 86
                       (gamma_p'/2pi)
                                       42576375.13 ?12.7729
                                                         T-1 s-1
 87
    Neutron mass
                       (m_n)
                                       1.67492861e-27 ?
                                       9.88208e-34
                                                         kg
 88
    Neutron mass in u

                                       1.00866490414 ?
                                       1.41213e-08
                                                         u
 89
    Neutron mass in eV

                                       939565632.8 ?281.87
                                                         eV
 90
    Neutron-electron mass
    ratio

                                       1838.6836624 ?
                                       4.0451e-05

 91
    Neutron-proton mass
    ratio

                                       1.0013784049 ?
                                       9.01241e-09

 92
    Neutron molar mass

                                       0.00100866490414 ?
                                       1.41213e-11
                                                         kg mol-1
 93
    Neutron Compton
    wavelength
                       (lamda_Cn)
                                       1.3195911012e-15 ?
                                       1.17444e-22
                                                         m
 94
    Neutron magnetic
    moment

                                       9.66237074e-27 ?
                                       3.96157e-33
                                                         J T-1
 95
    Neutron magnetic
    moment in Bohr
    magnetons

                                       0.0010418756325 ?
                                       2.5005e-10

 96
    Neutron magnetic
    moment in nuclear
    magnetons

                                       1.9130427545 ?
                                       4.5913e-07

 97
    Neutron-electron
    magnetic moment ratio

                                       0.0010406688225 ?
                                       2.49761e-10

 98
    Neutron-proton
    magnetic moment ratio

                                       0.6849793416 ?
                                       1.64395e-07

 99
    Deuteron mass
                       (m_d)
                                       3.34358602e-27 ?
                                       1.97272e-33
                                                         kg
 100
    Deuteron mass in u

                                       2.01355321424 ?
                                       2.41626e-08
                                                         u
 101
    Deuteron mass in eV

                                       1875613395.7 ?
                                       562.684
                                                         eV
 102
    Deuteron-electron mass
    ratio

                                       3670.48301475 ?
                                       7.34097e-05

 103
    Deuteron-proton mass
    ratio

                                       1.9990074966 ?
                                       5.99702e-09

 104
    Deuteron molar mass

                                       0.00201355321424 ?
                                       2.41626e-11
                                                         kg mol-1
 105
    Deuteron magnetic
    moment
                       (mu_d)
                                       4.330737515e-27 ?
                                       1.47245e-33
                                                         J T-1
 106
    Deuteron magnetic
    moment in Bohr
    magnetons

                                       0.000466975447991 ?
                                       8.87253e-12

 107
    Deuteron magnetic
    moment in nuclear
    magnetons

                                       0.85743823024 ?
                                       2.40083e-08

 108
    Deuteron-electron
    magnetic moment ratio

                                       0.000466434546091 ?
                                       8.86226e-12

 109
    Deuteron-proton
    magnetic moment ratio

                                       0.307012203551 ?
                                       5.21921e-09

 110
    Avagadro constant
                       (N_A)
                                       6.022136736e+23 ?
                                       3.55306e+17
                                                         mol-1
 111
    Atomic mass constant
                       (m_u)
                                       1.66054021e-27 ?
                                       9.79719e-34
                                                         kg
 112
    Atomic mass constant in
    eV

                                       931494322.8 ?279.448
                                                         eV
 113
    Faraday constant
                       (F)
                                       96485.30929 ?
                                       0.0289456
                                                         C mol-1
 114
    Molar Planck constant

                                       3.9903132336e-10 ?
                                       3.55138e-17
                                                         J s mol-1
 115
                       (N_A hc)
                                       0.1196265811 ?
                                       1.06468e-08
                                                         J m mol-1
 116
    Molar gas constant
                       (R)
                                       8.3145107 ?
                                       6.98419e-05
                                                         J mol-1 K-1
 117
    Boltzmann constant
                       (k)
                                       1.38065812e-23 ?
                                       1.17356e-28
                                                         J K-1
 118
    Boltzmann constant in
    eV

                                       8.61738573e-05 ?
                                       7.2386e-10
                                                         eV K-1
 119
    Boltzmann constant in
    Hz

                                       20836741800 ?175029
                                                         K-1 s-1
 120
    Boltzmann constant in
    wavenumbers

                                       69.5038759 ?
                                       0.000583833
                                                         m-1 K-1
 121
    Molar volume (ideal
    gas), STP
                       (V_m)
                                       0.0224141019 ?
                                       1.88278e-07
                                                         m3 mol-1
 122
    Loschmidt constant
                       (n_0)
                                       2.68676323e+25 ?
                                       2.28375e+20
                                                         m-3
 123
    Stefan-Boltzmann
    constant
                       (sigma)
                                       5.6705119e-08 ?
                                       1.92797e-12
                                                         W m-2 K-4
 124
    First radiation constant
                       (c_1)
                                       3.741774922e-16 ?
                                       2.24506e-22
                                                         W m2
 125
    Second radiation
    constant
                       (c_2)
                                       0.0143876912 ?
                                       1.20857e-07
                                                         m K
 126
    Wien displacement law
    constant
                       (b)
                                       0.00289775624 ?
                                       2.43412e-08
                                                         m K
 127
    Electron volt
                       (eV)
                                       1.6021773349e-19 ?
                                       4.80653e-26
                                                         J
 128
    Atomic mass unit
                       (u)
                                       1.66054021e-27 ?
                                       9.79719e-34
                                                         kg
 129
    Standard atmosphere
                       (atm)
                                       101325
                                                         Pa
 130
    Standard acceleration of
    gravity
                       (g_n)
                                       9.80665
                                                         m s-2
 131
    BIPM-maintained ohm,
    Omega_69-B1 as of 1
    Jan 85
                       (Omega_B185)
                                       1-1.56350e-6
                                                         Omega
 132
    Drift rate of
    Omega_69-B1
                       (dOmega_69-B1/dt)
                                       -0.056615
                                                         muOmega/yr
 133
    BIPM-maintained volt
    483 694 GHz(h/2e)
                       (V_76-B1)
                                       1-7.5930e-6
                                                         V
 134
    BIPM maintained
    ampere A_BIPM
                       (A_B185)
                                       1-6.0330e-6
                                                         A
 135
    Cu x-unit:
                       (xu(CuKalpha1))
                                       1.002077897e-13 ?
                                       7.01455e-20
                                                         m
 136
    Mo x-unit:
                       (xu(MoKalpha1))
                                       1.0020993845e-13 ?
                                       4.50945e-20
                                                         m
 137
    AA *:
                       (AAngstrom-star)
                                       1.0000148192e-10 ?
                                       9.20014e-17
                                                         m
 138
    Lattice spacing of Si (in
    vacuum, 295.65 K)
                       (a)
                                       5.431019611e-10 ?
                                       1.14051e-16
                                                         m
 139
    Lattice spacing Si (220)
    plane
                       (d_220)
                                       1.920155404e-10 ?
                                       4.03233e-17
                                                         m
 140
    Molar volume of Si
                       (V_m(Si))
                                       1.2058817989e-05 ?
                                       8.92353e-12
                                                         m3 mol-1




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