| 单词 | hyperfine structure |
| 释义 | > as lemmashyperfine structure hyperfine structure n. (the presence of) multiplets of closely spaced lines in a spectrum that are closer together than those of fine structure; esp. multiplets that result from the further splitting of lines by the coupling between the magnetic moment (and higher multipole moments) of the atomic nucleus and the electromagnetic field of the electrons. Also (with ellipsis of structure), of or pertaining to this phenomenon.extracted from hyperfineadj.< as lemmas |
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