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cond-mat.str-el2018
Corner Modes and Ground-State Degeneracy in Models with Gauge-Like Subsystem Symmetries
Julian May-Mann, Taylor L. Hughes
Subsystem symmetries are intermediate between global and gauge symmetries. One can treat these symmetries either like global symmetries that act on subregions of a system, or gauge…
cond-mat.str-el2018
Families of Gapped Interfaces Between Fractional Quantum Hall States
Julian May-Mann, Taylor L. Hughes
Some interfaces between two different topologically ordered systems can be gapped. In earlier work it has been shown that such gapped interfaces can themselves be effective one dim…