单词 | spin polarization |
释义 | > as lemmasspin polarization spin polarization n. Physics = polarization n. 3. ΘΚΠ the world > matter > physics > quantum theory > electron spin > [noun] > spin polarization polarization1928 spin polarization1966 1966 Proc. Physical Soc. 89 587 The fundamental spin polarization (P) is typically represented by P(x) = P0‸ε cos Qx where Q is the spin-density wave vector and ‸ε is a unit vector along the direction of polarization. 1970 I. E. McCarthy Nuclear Reactions i. i. 7 They [sc. the proton and the neutron] may be identified separately by measuring the spin polarization of the beams. 1977 New Scientist 24 Feb. 455/2 The process is called ‘spin polarisation by optical pumping’. < as lemmas |
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