| 单词 | electron microprobe |
| 释义 | > as lemmaselectron microprobe electron microprobe n. a device for focusing a narrow beam of electrons on to a minute area of a sample, exciting phenomena (esp. X-ray fluorescence) which can be analysed to yield chemical or structural information; a microanalytical instrument incorporating such a probe; cf. microanalyser n.; frequently attributive. ΚΠ 1959 Endeavour Apr. 86/1 Perhaps the most important development of X-ray spectroscopy during the last few years is that using the various electron microprobe techniques originating in work by R. Castaing. 1961 Science 8 Dec. 1938/2 The degree of destructiveness of the electron microprobe is not yet established, but..I believe conventional mass spectroscopy cannot hope to match it in nondestructiveness. 1977 A. Hallam Planet Earth 17/1 Tiny crystals that can be analysed only by use of a special instrument, the electron microprobe. 2001 Powder Diffraction 16 92 Electron microprobe analysis confirmed K:Pb:S as 2:1:2 for the annealed palmierite powder. < as lemmas |
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