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单词 photoemit
释义

photoemitv.

Brit. /ˌfəʊtəʊᵻˈmɪt/, U.S. /ˈˌfoʊdoʊəˈmɪt/, /ˈˌfoʊdoʊiˈmɪt/
Origin: Formed within English, by compounding. Etymons: photo- comb. form, emit v.
Etymology: < photo- comb. form + emit v., after photoemission n. Compare earlier photoemitting adj., photoemitter n.
Physics.
transitive. To emit in response to incident light or an incident photon.
ΚΠ
1969 Physics Lett. A. 30 247 The energy spectra of electrons photoemitted from CsAu.
1988 Physical Rev. B. 38 4136 The measurement of the spin vector S of electrons photoemitted from a III-V compound semiconductor.
2003 IEEE Trans. Nucl. Sci. 50 1947 Entities in the oxide..can become positively charged by photoemitting electrons.
This is a new entry (OED Third Edition, March 2006; most recently modified version published online March 2022).
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v.1969
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