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Chap. 17 in Shankar: Magnetic field effects – atoms, charged particles

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1 Chap. 17 in Shankar: Magnetic field effects – atoms, charged particles
PHY 741 Quantum Mechanics 12-12:50 AM MWF Olin 103 Plan for Lecture 27: Chap. 17 in Shankar: Magnetic field effects – atoms, charged particles Perturbation theory -- Zeeman and Paschen-Back effects Effects of a magnetic field on free charged particles 11/03/2017 PHY 741 Fall Lecture 27

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3 Degenerate perturbation theory example for effects of a constant magnetic field B on an atom
11/03/2017 PHY 741 Fall Lecture 27

4 Degenerate perturbation theory example for effects of a constant magnetic field B on an atom – including the effects of spin-orbit interaction 11/03/2017 PHY 741 Fall Lecture 27

5 Perturbation theory treatment of uniform and constant magnetic fields on atomic states -- continued
11/03/2017 PHY 741 Fall Lecture 27

6 l=0 l=1 11/03/2017 PHY 741 Fall Lecture 27

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9 E/g b/g 11/03/2017 PHY 741 Fall Lecture 27

10 Consideration of effects of a static magnetic field on quantum states of a charged free particle. First consider the spatial degrees of freedom (ignoring intrinsic spin). 11/03/2017 PHY 741 Fall Lecture 27

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15 Treating the same problem with a different Gauge:
11/03/2017 PHY 741 Fall Lecture 27

16 Eigenvalues in cylindrical coordinates
Equivalent to Cartesian gauge; full solution includes intrinsic spin 11/03/2017 PHY 741 Fall Lecture 27

17 Comment on current density operator in presence of magnetic field
11/03/2017 PHY 741 Fall Lecture 27


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