TY - BOOK AU - Ghatak,A.K. AU - Lokanathan,S. TI - Quantum mechanics T2 - Fundamental theories of physics SN - 1402021291 (PB) U1 - 530.12 22 PY - 1975/// CY - Delhi PB - MacMillan Co. of India KW - Quantum theory N1 - Includes bibliographical references and index; The Dirac delta function --; Fourier transforms --; Particles and waves and the uncertainty principle --; Time dependent Schrodinger equation --; Propagation of wave packets and concept of group velocity --; Bound state solutions of the Schrodinger equation --; Linear harmonic oscillator I : solution of the Schrodinger equation and relationship with the classical oscillator --; One-dimensional barrier transmission problems --; Angular momentum I - the spherical harmonics --; Spherically symmetric potentials hydrogen atom problem, rotation vibration spectra, three-dimensional oscillator --; Dirac's bra and ket algebra --; Linear harmonic oscillator II : solutions using bra and ket algebra --; Angular momentum II : using bra and ket algebra --; Experiments with spin half particles, the Stern-Gerlach experiment, Larmor precession and magnetic resonance --; Angular momentum III : Eigenfunctions using operator algebra --; The double well potential and the Kronig-Penney model --; The JWKB approximation --; Addition of angular momenta : the Clebsch-Gordan coefficients --; Time independent perturbation theory --; Effects of magnetic field --; The variational method --; The helium atom and the exclusion principle --; Some select topics --; Elementary theory of scattering --; Time dependent perturbation theory --; The semi-classical theory of radiation and the Einstein coefficients --; The quantum theory of radiation and its interaction with matter --; Relativistic theory ER -