photoemission

noun

pho·​to·​emis·​sion ˌfō-tō-i-ˈmi-shən 

: the release of electrons from a usually solid material (such as a metal) by means of energy supplied by incidence of radiation and especially light

photoemissive

ˌfō-tō-i-ˈmi-siv 

adjective

Examples of photoemission in a Sentence

Recent Examples on the Web

In total, the scientists managed to get the new generation of plants to glow ten times brighter than the previous generation, achieving photoemission of up to 4.8 × 1013 photons per second (for context, a 100-watt light bulb emits about 3.27 x 1020 photons per second). —Caroline Delbert, Popular Mechanics, 11 Oct. 2021

Word History

First Known Use

1916, in the meaning defined above

Medical Definition

photoemission

noun

pho·​to·​emis·​sion -i-ˈmish-ən 

: the release of electrons from a usually solid material (as a metal) by means of energy supplied by incidence of radiation and especially light

photoemissive

-ˈmis-iv 

adjective