## Lec 12. Spin, The Vector Model and Hydrogen Atoms

#### Lec 12. Quantum Principles -- Spin, The Vector Model and Hydrogen Atoms --

Instructor: A.J. Shaka, Ph.D

Recorded on February 6, 2014.

Index of Topics:

-0:22 Spin

-2:56 The Vector Model

-8:42 Uncertainty Again

-11:06 The Commutator

-22:25 Wavenumbers

-29:45 Atomic Spectroscopy

-34:34 The Hamiltonian Wavefunction

-36:12 The Wavefunction

-39:27 Separation of Variables

-41:41 The Hamiltonian

-42:52 Separation of Variables

-45:43 Practice Problem 15

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