Noun
Compton effect (plural Compton effects)
(physics) The increase in the wavelength, and corresponding decrease in the energy, of photons (especially of X-rays and gamma rays) when scattered by interaction with matter
The Compton effect was observed by Arthur Holly Compton in 1923 at Washington University in St. Louis and further verified by his graduate student Y. H. Woo in the years following. Source: Internet
This is known as the Compton effect and the resulting current is called the "Compton current". Source: Internet