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发信人: haha (等待...), 信区: material
标 题: 材料科学中有用的物理常数
发信站: 听涛站 (Mon Dec 4 15:11:21 2000), 转信
发信人: stranger (???), 信区: Materials
标 题: 材料科学中有用的物理常数
发信站: BBS 水木清华站 (Fri Jan 24 06:33:35 1997)
This data is from the 1986 CODATA recommended values of the fundamental phys
ical
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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