Quantum Scars from Zero Modes in an Abelian Lattice Gauge Theory on Ladders.
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DOI: 10.1103/physrevlett.126.220601
Abstract: We consider the spectrum of a U(1) quantum link model where gauge fields are realized as S=1/2 spins and demonstrate a new mechanism for generating quantum many-body scars (high-energy eigenstates that violate the eigenstate thermalization… read more here.
Keywords: zero modes; many body; quantum scars; lattice gauge ... See more keywords