3502_15_octo14_LG.2

3502_15_octo14_LG.2 - 15-4 Useful Quantities in Atomic and...

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Unformatted text preview: 15-4 Useful Quantities in Atomic and Other Units Physical quantity (unit name) Angular momentum Mass Charge Vacuum permittivity Length (bohr) h Symbol Value in a.u. Value in SI units Value(s) in other units 1. 1. 1. 1. 1. 1.055 x 10–34 J s 9.109 x 10–31 kg 1.602 x 10–19 C 1.113 x 10–10 C2 J–1 m–1 5.292 x 10–11 m 2.521 x 10–35 cal s me e 4πε0 a0 Eh 1.519 x 10–14 statC 2.660 x 10–21 C2 cal–1 Å–1 0.529 52.9 Å pm kcal mol–1 kJ mol–1 eV cm–1 D Energy (hartree) 1. 4.360 x 10–18 J 627.51 2.626 x 103 27.211 2.195 x 105 Electric dipole moment Electric polarizability Planck’s constant Speed of light Bohr magneton Nuclear magneton ea0 e2a02Eh–1 h c µB µN 1. 1. 2π 1.370 x 102 0.5 2.723 x 10–4 8.478 x 10–30 C m 1.649 x 10–41 C2 m2 J–1 6.626 x 10–34 J s 2.998 x 108 m s–1 2.542 9.274 x 10–24 J T–1 5.051 x 10–27 J T–1 ...
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