Renormalized phonon spectrum in the Su-Schrieffer-Heeger model

Fomichev, S; Berciu, M

Fomichev, S (通讯作者),Univ British Columbia, Dept Phys & Astron, Vancouver, BC V6T 1Z1, Canada.;Fomichev, S (通讯作者),Univ British Columbia, Stewart Blusson Quantum Matter Inst, Vancouver, BC V6T 1Z4, Canada.

JOURNAL OF PHYSICS-MATERIALS, 2023; 6 (3):

Abstract

Motivated to understand phonon spectrum renormalization in the ground state of the half-filled Su-Schrieffer-Heeger model, we use the Born-Oppenheimer......

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