Stefan–Boltzmann constant

https://doi.org/10.1351/goldbook.S05964
Fundamental physical constant \(\sigma = \frac{2\ \pi ^{5}\ k^{4}}{15\ h^{3}\ c_{0}^{2}} = 5.670\ 51(19)\times 10^{-8}\ \text{W}\ \text{m}^{-2}\ \text{K}^{-4}\).
Source:
CODATA Bull. 1986, 63, 1 [Terms] [Book]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
Div. CODATAPDFTextJSONHistoryConstant
Last updated: February 24, 2014 (v. 2.3.3)