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Home » Basic and Health Sciences » Physics » Quantum Physics I (M-I-T) » L4.4 Group velocity and stationary phase approximation. (M-I-T)

L4.4 Group velocity and stationary phase approximation. (M-I-T)

Course:Quantum Physics I (M-I-T)
Discipline:Basic and Health Sciences
Institute:MIT
Instructor(s): Prof. Dr. Barton Zwiebach
Level:Undergraduate

Quantum Physics I (M-I-T)

L1.1 Quantum mechanics as a framework. Defining linearity. (M-I-T)
L1.2 Linearity and nonlinear theories. Schrödinger’s equation. (M-I-T)
L1.3 Necessity of complex numbers. (M-I-T)
L1.4 Photons and the loss of determinism. (M-I-T)
L1.5 The nature of superposition. Mach-Zehnder interferometer. (M-I-T)
L10.1 Uncertainty and eigenstates. (M-I-T)
L10.2 Stationary states: key equations. (M-I-T)
L10.3 Expectation values on stationary states. (M-I-T)
L10.4 Comments on the spectrum and continuity conditions. (M-I-T)
L10.5 Solving particle on a circle. (M-I-T)
L11.1 Energy eigenstates for particle on a circle. (M-I-T)
L11.2 Infinite square well energy eigenstates. (M-I-T)
L11.3 Nodes and symmetries of the infinite square well eigenstates. (M-I-T)
L11.4 Finite square well. Setting up the problem. (M-I-T)
L11.5 Finite square well energy eigenstates. (M-I-T)
L12.1 Nondegeneracy of bound states in 1D. Real solutions. (M-I-T)
L12.2 Potentials that satisfy V(-x) = V(x). (M-I-T)
L12.3 Qualitative insights: Local de Broglie wavelength. (M-I-T)
L12.4 Correspondence principle: amplitude as a function of position. (M-I-T)
L12.5 Local picture of the wavefunction. (M-I-T)

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