## Quantum Mechanics: Non-Relativistic TheoryThis edition has been completely revised to include some 20% of new material. Important recent developments such as the theory of Regge poles are now included. Many problems with solutions have been added to those already contained in the book. |

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### Contents

1 | |

25 | |

50 | |

CHAPTER IV ANGULAR MOMENTUM | 82 |

CHAPTER V MOTION IN A CENTRALLY SYMMETRIC FIELD | 102 |

CHAPTER VI PERTURBATION THEORY | 133 |

CHAPTER VII THE QUASICLASSICAL CASE | 164 |

CHAPTER VIII SPIN | 199 |

CHAPTER XII THE THEORY OF SYMMETRY | 356 |

CHAPTER XIII POLYATOMIC MOLECULES | 398 |

CHAPTER XIV ADDITION OF ANGULAR MOMENTA | 433 |

CHAPTER XV MOTION IN A MAGNETIC FIELD | 455 |

CHAPTER XVI NUCLEAR STRUCTURE | 474 |

CHAPTER XVII ELASTIC COLLISIONS | 504 |

CHAPTER XVIII INELASTIC COLLISIONS | 595 |

MATHEMATICAL APPENDICES | 651 |

### Other editions - View all

非相对论量子力学: Non-relativistic Theory Lev Davidovich Landau,Evgeniĭ Mikhaĭlovich Lifshit︠s︡ Limited preview - 1977 |

Course of Theoretical Physics: Non-relativistic Theory. Quantum Mechanics Lev Davidovich Landau,E. M. Lifshit︠s︡ No preview available - 1977 |

### Common terms and phrases

angle antisymmetrical atom axes axis calculated classical mechanics coefﬁcients collision commute complex conjugate components condition conﬁguration constant coordinates corresponding Coulomb ﬁeld deﬁned deﬁnite values degeneracy denote derived determined diagonal discrete spectrum eigenfunctions eigenvalues elastic scattering electron terms energy levels exponentially factor ﬁeld ﬁnal ﬁnd ﬁnite ﬁrst ﬁrst approximation ﬁrst term ﬁxed formula gives Hamiltonian Hence inﬁnite integral interaction irreducible representations linear magnetic ﬁeld magnetic moment matrix elements mean value molecule momenta motion neutron normal nucleons nucleus obtain operator orbital angular momentum particles perturbation theory physical quantity plane potential energy PROBLEM properties protons quantity f quantum mechanics quantum number quasi-classical reﬂection region relation respect result rotation satisﬁed scattering amplitude scattering cross-section Schrodinger’s equation solution spherical spinor spinor of rank stationary Substituting sufﬁciently sufﬁx symmetry tensor total angular momentum total spin transformation transition variables vector velocity vibrations wave function zero