photovoltaic-effect

photovoltaic effect

noun Physics.
the phenomenon in which the incidence of light or other electromagnetic radiation upon the junction of two dissimilar materials, as a metal and a semiconductor, induces the generation of an electromotive force.

Origin:
1955–60

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World English Dictionary
photovoltaic effect
 
n
the effect observed when electromagnetic radiation, esp visibile light from the sun, falls on a thin film of one solid deposited on the surface of a dissimilar solid producing a difference in potential between the two materials

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