Introduction to Quantum Mechanics · Problem 9.14

The WKB Approximation — David J. Griffiths

Physics — Quantum Mechanics · wkb-bound-state-energy-problem-252

Problem

Use the WKB approximation to find the bound state energy for the potential in Problem 2.52. Compare the exact answer: −[(9/8)−(1/2)]ℏ2a2/m-\left[(9/8) - \left(1/\sqrt{2}\right)\right]\hbar^2 a^2/m.

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