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单词 annihilation operator
释义 annihilation operator
[ǝ´nī·ǝ`lā·shǝn ¦äp·ǝ´rād·ǝr]
QUANTUM MECHANICS
An operator which reduces the occupation number of a single state by unity; for example, an annihilation operator applied to a state of one particle yields the vacuum. Also known as destruction operator.
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