Einstein's photoelectric law

British

noun

the principle that the maximum energy of a photoelectron is h ν – Φ, where ν is the frequency of the incident radiation, h is the Planck constant, and Φ is the work function

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023