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单词 vacuum fluctuation
释义

vacuum fluctuation


vacuum fluctuation

n. The spontaneous and continuous fluctuation of quantum states in a vacuum, especially the small fluctuation in energy level that is associated with virtual particles as described by quantum field theory.

vacuum fluctuation


vacuum fluctuation

A fluctuation in the value of a quantity that is associated with the vacuum state having zero-point energy. The existence of vacuum fluctuations is a specifically quantum-mechanical effect. It is thought that quantum fluctuations in the early Universe were responsible for the large-scale structure in the Universe.
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更新时间:2025/1/27 13:11:34