Nonequilibrium Hole Dynamics in Antiferromagnets: Damped Strings and Polarons.
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DOI: 10.1103/physrevlett.129.246601
Abstract: We develop a nonperturbative theory for hole dynamics in antiferromagnetic spin lattices, as described by the t-J model. This is achieved by generalizing the self-consistent Born approximation to nonequilibrium systems, making it possible to calculate… read more here.
Keywords: hole dynamics; damped strings; nonequilibrium hole; antiferromagnets damped ... See more keywords