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浏览/检索结果: 共3条，第1-3条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Perspective: Relativistic Hamiltonians 期刊论文 国际量子化学杂志, 2014 Liu, Wenjian 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/10 molecular QED  relativistic Hamiltonian  no-pair approximation  four-component  exact two-component  QUANTUM-CHEMISTRY  EQUATION  FORMALISM   Advances in relativistic molecular quantum mechanics 期刊论文 physics reports review section of physics letters, 2014 Liu, Wenjian 收藏  |  浏览/下载：7/0  |  提交时间：2015/11/10 Quantum electrodynamics  Virtual pair effects  Electron self-energy  Electron vacuum polarization  Charge conjugation symmetry  Charge-conjugated contraction  No-pair approximation  Relativistic Hamiltonians  Quasi-four-component  Exact two-component  Relativistic wave functions  Relativistic coalescence conditions  Relativistic explicit correlations  Relativistic theory of nuclear magnetic resonance  Relativistic theory of nuclear spin-rotation  DENSITY-FUNCTIONAL THEORY  COMPLEX-COORDINATE ROTATION  CORRELATED WAVE-FUNCTIONS  MEAN-FIELD APPROXIMATION  ELECTRON-POSITRON FIELD  NMR CHEMICAL-SHIFTS  CLOSED-SHELL ATOMS  BASIS-SET  NONRELATIVISTIC METHODS  DIRAC-EQUATION   Exact two-component relativistic theory for NMR parameters: General formulation and pilot application 期刊论文 journal of chemical physics, 2012 Sun, Qiming; Xiao, Yunlong; Liu, Wenjian 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/12 diamagnetism  magnetisation  nuclear magnetic resonance  paramagnetism  perturbation theory  relativistic corrections  NUCLEAR MAGNETIC SHIELDINGS  DENSITY-FUNCTIONAL CALCULATIONS  NO-PAIR EQUATION  REGULAR APPROXIMATION  QUANTUM-CHEMISTRY  PROJECTION OPERATORS  PROGRAM PACKAGE  BASIS-SETS  ORDER  ENERGY