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单词 1/N-expansion
释义 1/N-expansion
[¦wǝn ´ō·vǝr ¦en ik`span·chǝn]
PHYSICS
The grouping of scattering processes in a power series in 1/N, where N, assumed to be large, is the degeneracy of some quantum state such as the ground state of an impurity center in a solid, of the number of equivalent colors of quarks.
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