English Dictionary

Definition of “photoelectric effect”

photoelectric effect

the ejection of electrons from a solid by an incident beam of sufficiently energetic electromagnetic radiation
any phenomenon involving electricity and electromagnetic radiation, such as photoemission

The lasers hit the tube and generate electrons from the tube walls by a photoelectric effect.

New Scientist (1999)

The only one of his 1905 papers that Einstein himself regarded as `revolutionary" concerned the ` photoelectric effect ".

Times, Sunday Times (2005)

Up until 1921 German scientists accounted for almost 50 % of the awards, including Einstein for the law of photoelectric effect.

Times, Sunday Times (2002)

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