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cond-mat.str-el2024★ 1 cited
Exact quantization of topological order parameter in SU() spin models, -ality transformation and ingappabilities
Hang Su, Yuan Yao, Akira Furusaki
We show that the ground-state expectation value of twisting operator is a topological order parameter for - and -symmetric symmetry-protected topologic…
cond-mat.str-el2024★ 2 cited
Modulating Hamiltonian Approach to Quantum Many-Body Systems and Crystalline Topological Phases Protected by Generalized Magnetic Translations
Yuan Yao, Akira Furusaki
We discuss the topology of the parameter space of invertible phases with an onsite symmetry , i.e., quantum many-body ground states that have neither fractionalization nor spont…