普朗克常數

普朗克常數係個描述量子大細嘅物理常數，用h嚟表示。呢個常數由德國物理學家普朗克喺1900年發現。

h值	單位	參考
6966662607004000000♠6.626070040(81)×10−34	J⋅s	[1]
6985413566766200000♠4.135667662(25)×10−15	eV⋅s	[1]
2π	EP⋅tP
h值	單位	參考
6966105457179999999♠1.054571800(13)×10−34	J⋅s	[1]
6984658211951400000♠6.582119514(40)×10−16	eV⋅s	[1]
1	EP⋅tP	def
h值	單位	參考
6975198644568000000♠1.98644568×10−25	J⋅m
7000123984193000000♠1.23984193	eV⋅μm
2π	EP⋅ℓP
h值	單位	參考
6974316152649000000♠3.16152649×10−26	J⋅m
6999197326970000000♠0.19732697	eV⋅μm
1	EP⋅ℓP

睇埋

• 光電效應

參考

1. Barry N. Taylor of the Data Center in close collaboration with Peter J. Mohr of the Physical Measurement Laboratory's Atomic Physics Division, Termed the "2014 CODATA recommended values," they are generally recognized worldwide for use in all fields of science and technology. The values became available on 25 June 2015 and replaced the 2010 CODATA set. They are based on all of the data available through 31 December 2014. Available: http://physics.nist.gov