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User:Exuwon/Sandbox/Templates/Template:Table of atomic and nuclear constants

From Wikipedia, the free encyclopedia
Symbol Value[1] (SI units) Relative Standard Uncertainty
Bohr radius 5.291 772 108(18) × 10−11 m 3.3 × 10−9
classical electron radius 2.817 940 2894(58) × 10−15 m 2.1 × 10−9
electron mass 9.109 382 15(45) × 10−31 kg 5.0 × 10−8
Fermi coupling constant 1.166 39(1) × 10−5 GeV−2 8.6 × 10−6
fine-structure constant 7.297 352 537 6(50) × 10−3 6.8 × 10−10
Hartree energy 4.359 744 17(75) × 10−18 J 1.7 × 10−7
proton mass 1.672 621 637(83) × 10−27 kg 5.0 × 10−8
quantum of circulation 3.636 947 550(24) × 10−4 m² s−1 6.7 × 10−9
Rydberg constant 10 973 731.568 525(73) m−1 6.6 × 10−12
Thomson cross section 6.652 458 73(13) × 10−29 2.0 × 10−8
weak mixing angle 0.222 15(76) 3.4 × 10−3

Reference

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  1. ^ The values are given in the so-called concise form; the number in brackets is the standard uncertainty, which is the value multiplied by the relative standard uncertainty.