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Einstein's photoelectric equation

American  

noun

Physics.

  1. the equation that relates the energy of a photoelectron to the difference between the product of the frequency of the incident radiation times Planck's constant and the energy needed to remove the photoelectron from the substance.

Etymology

Origin of Einstein's photoelectric equation

Named after Albert Einstein

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.