Excitation Spectrum of the Holstein Model
classification
❄️ cond-mat
keywords
excitationholsteinmodelspectrumconstructconstructedcouplingeigenstates
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In this paper the polaron problem for the Holstein model is studied in the weak coupling limit. We use second order perturbation theory to construct renormalized electron and phonons. Eigenstates of the Hamiltonian are labelled and the excitation spectrum is constructed.
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