Quantum Many-Body Scars for Arbitrary Integer Spin in 2+1D Abelian Gauge Theories
arxiv(2024)
摘要
The existence of Quantum Many-Body Scars has been established across
different quantum many-body systems, including spin-1/2 Quantum Link Models. We
systematically identify scars for pure gauge theories with arbitrarily large
integer spin S in 2+1D, concretely for Truncated Link Models, where the
electric field is truncated rather than replaced by spins. Through an explicit
analytic construction, we show that the presence of scars is widespread. We
confirm these findings numerically for small truncated spin and S=1 Quantum
Link Models. The proposed analytic construction establishes the presence of
scars far beyond volumes and spins that can be probed with existing numerical
methods.
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