Template:Quantum Mechanics A

Quantum Mechanics A

Schrödinger equation The most fundamental equation of quantum mechanics which describes the rule according to which a state $|\Psi \rangle$ evolves in time.

Physical Basis of Quantum Mechanics

Basic concepts and theory of motion UV Catastrophe (Black Body Radiation) Photoelectric Effect Stability of Matter Double Slit Experiment Stern-Gerlach Experiment The principle of complementarity The Correspondence Principle The Philosophy of Quantum Theory

Schrödinger equation

Original Idea of Schrödinger Equation Brief deviation of Schrodinger Equation Stationary states Conservation of probability States, Dirac bra-ket notation Heisenberg Uncertainty relations Some Consequences of the Uncertainty Principle

Motion in one dimension

1D bound states The Dirac Delta function potential Scattering states Oscillation theorem Transmission-Reflection, S-matrix Motion in a periodic potential Summary of 1D Systems

Operators, eigenfunctions, symmetry, and time evolution

Linear Vector Space and Operators Commutation relations and simultaneous eigenvalues Symmetry and Its Role in Quantum Mechanics Ehrenfest's Theorem Heisenberg and interaction picture: Equations of motion for operators The Interaction Picture The Viral Theorem Feynman path integrals Problems

Discrete eigenvalues and bound states

Harmonic oscillator spectrum and eigenstates Analytical Method for Solving the Simple Harmonic Oscillator Coherent states Feynman path integral evaluation of the propagator

Path Integral Evaluation of the Free-Particle Propagator

Saddle point action Harmonic fluctuations Motion in electromagnetic field WKB Approximation

Angular momentum

Commutation relations Angular momentum as a generator of rotations in 3D Spherical Coordinates Eigenvalue quantization Orbital angular momentum eigenfunctions Problems on Angular Momentum

Central forces

Schrödinger equation Pauli equation Klein–Gordon equation Dirac equation Rydberg formula

Continuous eigenvalues and collision theory

Schrödinger equation Pauli equation Klein–Gordon equation Dirac equation Rydberg formula

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