| 单词 | U coefficient |
| 释义 | U coefficient [`yü ´kō·i´fish·ǝnt] QUANTUM MECHANICS A coefficient that appears in the transformation between modes of coupling eigenfunctions of three angular momenta; it is equal to the product of the Racah coefficient and [(2j12 + 1) (2j23 + 1)]1/2, where j12 and j23 are the intermediate angular momenta in the respective modes. |
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