“renormalized energy-momentum tensor”的概念、定义、翻译、参考文献-科学参考

renormalized energy-momentum tensor

Encyclopedia

理学弯曲时空量子场论释
renormalized energy-momentum tensor重正化能动张量
经典场的能动张量是场量的函数。对于量子化的物质场，如果场算符在流形每一点都有定义，则就可直接得到其能动张量。但场算符只有作为一种时空分布才有明确的定义，直接将经典物质场能动张量中的场变量用场算符来代替会导致发散。因此在量子场论中定义场的能动张量必须采用某种重正化的手段。

单词	renormalized energy-momentum tensor
释义	renormalized energy-momentum tensor Encyclopedia 理学弯曲时空量子场论释 renormalized energy-momentum tensor重正化能动张量经典场的能动张量是场量的函数。对于量子化的物质场，如果场算符在流形每一点都有定义，则就可直接得到其能动张量。但场算符只有作为一种时空分布才有明确的定义，直接将经典物质场能动张量中的场变量用场算符来代替会导致发散。因此在量子场论中定义场的能动张量必须采用某种重正化的手段。
随便看	ordered plane ordered point defect ordered polynomial ordered principal minor ordered product ordered projective line ordered projective plane ordered quadruplet ordered quasi-field ordered reading official document ordered ring ordered sample ordered sample cluster analysis ordered sample clustering ordered semigroup ordered sequence ordered set ordered set with gaps ordered set without gaps ordered simplex ordered simplicial complex ordered singular boundary ordered singular cycle ordered skew field ordered space