请输入您要查询的英文单词:

 

单词 photoemitted
释义

photoemittedadj.

Brit. /ˌfəʊtəʊᵻˈmɪtᵻd/, U.S. /ˈˌfoʊdoʊəˈmɪdᵻd/, /ˈˌfoʊdoʊiˈmɪdᵻd/
Origin: Formed within English, by compounding. Etymons: photo- comb. form, emitted adj.
Etymology: < photo- comb. form + emitted adj., after photoemission n. Compare earlier photoemitting adj., and also photoemit v.
Physics.
Of an electron: emitted under the action of incident light.
ΘΚΠ
the world > matter > physics > atomic physics > particle physics > particle avoiding strong interaction > electron > [adjective] > relating to photoemission
photoemissive1932
photoemitting1933
photoemitted1970
1970 Nature 3 Oct. 6/1 Two new spectroscopes using synchrotron radiation and photoemitted electrons are singled out for special mention.
1975 Physics Bull. Feb. 65/2 For the first time in a commercial instrument the simultaneous measurement of the energy and angular distribution of photoemitted or secondary electrons can be made.
2001 Science (Nexis) 16 Nov. 1484 A still higher resolution approach is x-ray spectromicroscopy, where photoemitted electrons are imaged using electron optics.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
<
adj.1970
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/20 21:24:42