单词 | Rutherford backscattering spectrometry |
释义 | Rutherford backscattering spectrometry [`rǝth·ǝr·fǝrd `bak´skad·ǝ·riŋ spek`träm·ǝ·trē] SPECTROSCOPY A method of determining the concentrations of various elements as a function of depth beneath the surface of a sample, by measuring the energy spectrum of ions which are backscattered out of a beam directed at the surface. |
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