Prove the commutation relation (4.2.17) using the definitions of a k and a k and the

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Prove the commutation relation (4.2.17) using the definitions of a_k and a^†_k and the commutation relation [x_n, p_n_′ ] = ih̄δ_n,n_′. The identity (4.2.9) is useful.

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Solid State Physics Essential Concepts

ISBN: 9781107191983

2nd Edition

Authors: David W. Snoke

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Question Posted: Aug 23, 2023 03:33 AM

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Prove the commutation relation (4.2.17) using the definitions of a k and a k and the

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[ak, ay] = dk k', (4.2.17)

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panded as From the definition of a a and k pk ...View the full answer

Solid State Physics Essential Concepts

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