dy对《An Introduction to Quantum Field Theory》的笔记(2)

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读过 An Introduction to Quantum Field Theory

An Introduction to Quantum Field Theory
  • 书名: An Introduction to Quantum Field Theory
  • 作者: Michael E. Peskin/Daniel V. Schroeder
  • 页数: 864
  • 出版社: Westview Press
  • 出版年: 1995-10-2
  • Notations and Conventions

    ($p^\mu=(E,\bf{p})$); ($p_\mu=(E,-\bf{p})$); ($p^\mu=i\partial^\mu=i\frac{\partial}{\partial x_\mu}=i(\frac{\partial}{\partial x^0},-\bf{\nabla)}$)。

    2011-08-04 19:19:19 回应
  • 第23页

    ($U(\Lambda)|P\rangle=U(\Lambda)\sqrt{2E_p}a^\dagger_p|0\rangle$), ($|\Lambda P\rangle=\sqrt{2E_{\Lambda P}}a^{\dagger}_{\Lambda P}|\Lambda 0\rangle=\sqrt{2E_{\Lambda P}}a^{\dagger}_{\Lambda P}U(\Lambda)|0\rangle$),得Eq. (2.38)。

    2011-08-04 19:39:03 回应