photoferroelectric effect
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photoferroelectric effect
(¦fōd·ō¦fer·ō·i′lek·trik i′fekt)
(solid-state physics) An effect observed in ferroelectric ceramics such as PLZT materials, in which light at or near the band-gap energy of the material has an effect on the electric field in the material created by an applied voltage, and, at a certain value of the voltage, also influences the degree of ferroelectric remanent polarization. Abbreviated PFE.
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