| 单词 | spin angular momentum |
| 释义 | > as lemmasspin angular momentum spin angular momentum n. (in sense 7.) ΘΚΠ the world > matter > physics > quantum theory > electron spin > [noun] spin1926 spin angular momentum1928 1928 Proc. Royal Soc. A. 142 610 Goudsmit and Uhleenbeck have introduced the idea of an electron with a spin angular momentum of half a quantum and a magnetic moment of one Bohr magneton. 1977 Dædalus Summer 27 Some quantum numbers, such as electric charge and spin angular momentum, refer to physical, measurable attributes of the particle. < as lemmas |
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