Fitts D.D. - Principles of Quantum Mechanics[c] As Applied to Chemistry and Chemical Physics (1999)(en)
.pdfPhysical constants
Speed of light |
c |
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2:997 924 58 3 108 msÿ1 |
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(exact value by de®nition) |
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Elementary charge |
e |
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1:602 177 3 10ÿ19C |
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Planck's constant |
h |
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6:626 08 3 10ÿ34 J s |
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" |
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1:054 57 3 10ÿ34 J s |
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Boltzmann's constant |
kB |
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1:380 66 3 10ÿ23 J Kÿ1 |
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Avogadro's number |
NA |
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6:022 14 3 1023 molÿ1 |
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Mass of electron |
me |
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9:109 39 3 10ÿ31 kg |
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Mass of proton |
mp |
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1:672 62 3 10ÿ27 kg |
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Mass of neutron |
mn |
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1:674 93 3 10ÿ27 kg |
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Permittivity of vacuum |
å0 |
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8:854 19 3 10ÿ12 Jÿ1C2mÿ1 |
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4ðå0 |
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1:112 65 3 10ÿ10 Jÿ1C2mÿ1 |
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Electron spin gyromagnetic ratio gs |
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2.002 319 304 |
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Bohr magneton |
ìB |
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e"=2me |
9:274 02 3 10ÿ24 JTÿ1 |
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1 |
7:297 35 3 10ÿ3 |
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Fine structure constant |
á e2=4ðå0"c |
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137:035 99 |
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Hydrogen atom |
á0 |
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4ðå0"2=me e2 |
5:291 77 3 10ÿ11 m |
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Bohr radius |
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Rydberg constant |
RH |
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109 677:32 cmÿ1 |
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R1 me e4=8å02 h3 c |
109 737:31 cmÿ1 |
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Ground state energy |
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ÿ13.598 eV |
18 |
J |
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ÿ |
2:178 64 3 10ÿ |
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Energy conversion
1 eV |
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1:602 177 3 10ÿ19 J |
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8065:54 cmÿ1 |
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1 J |
6:241 506 3 1018 |
eV |
5:034 11 3 1022 |
cmÿ1 |
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1 cmÿ1 |
1:239 842 3 10ÿ4 |
eV |
1:986 447 3 10ÿ23 J |
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