Principles of Quantum Mechanics · Problem 7.4.4

The Path Integral Formulation of Quantum Theory — R. Shankar

Physics — Quantum Mechanics · harmonic-oscillator-x4-matrix-element

Problem

Show that ⟨n∣X4∣n⟩=(ℏ/2mω)2[3+6n(n+1)]\langle n|X^4|n\rangle = (\hbar/2m\omega)^2[3+6n(n+1)].

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