photoelectron
noun
- electron emitted by light impacting a material
Wiktionary
noun
Etymology: Etymology tree Proto-Indo-European *bʰeh₂- Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Ancient Greek φωτο- (phōto-)der. English photo- New Latin ēlectricusbor. English electric Proto-Indo-European *h₁ey- Proto-Indo-European *h₁éyti Proto-Hellenic *éimi Ancient Greek εἶμι (eîmi)der. English ion English electron English photoelectron From photo- + electron.
- An electron ejected from the surface of a material by the photoelectric effect.