TY - BOOK AU - Dahl, Jens P. TI - Introduction to the quantum world of atoms and molecules SN - 9789810245658 U1 - 539.7 PY - 2001/// CY - Singapore PB - World Scientific KW - Molecules KW - Quantum theory KW - Atoms N1 - The Rise of Atomic Theory -- Early Atomic Theories -- The Chemical Atom -- The Kinetic Molecule -- The Spectroscopic Atom -- Antiatomism -- The Discovery of the Electron. The Planetary Atom -- The Constituents of Atoms and Molecules. The Modern View -- External Interactions. Photons -- The Birth of Quantum Mechanics -- Black-Body Radiation and Planck's Discovery -- Photons and the Photoelectric Effect -- The Photon is a Relativistic Particle -- The Heat-Capacity Problem -- Bohr's Theory of the Hydrogen Atom -- De Broglie Waves -- Wave Mechanics -- The Time-Dependent Schrodinger Equation -- The Time-Independent Schrodinger Equation -- Schrodinger Operators -- The Statistical Interpretation -- Particle in a Box -- The One-Dimensional Box -- Orthogonality of Wavefunctions -- Number of Nodes Versus Energy -- Inversion Symmetry -- The Three-Dimensional Box -- The Concept of Degeneracy -- The Free-Electron Model -- Non-Stationary States -- Quantum-Mechanical Operators -- The Bra-Ket Notation -- Linear Operators. The Commutator -- Hermitian Operators. Hermitian Conjugation -- Some Properties of Hermitian Operators -- Expectation Values and Uncertainties -- The Particle in a Box Revisited -- Commuting Hermitian Operators -- The General Uncertainty Principle -- Quantum Theory and Measurements -- Matrix Algebra -- The Free Particle -- The Stationary States of the Free Particle -- Non-Stationary States of the Free Particle -- The Gaussian Wave Packet -- From One to Three Dimensions -- The Harmonic Oscillator ER -