The exact fine-structure formula for hydrogen (obtained from the Dirac equation without recourse to perturbation theory) is
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The exact fine-structure formula for hydrogen (obtained from the Dirac equation without recourse to perturbation theory) is
Expand to order a4 (noting that a << 1), and show that you recover Equation
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Related Book For
Introduction To Quantum Mechanics
ISBN: 9781107189638
3rd Edition
Authors: David J. Griffiths, Darrell F. Schroeter
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