Duality and stacking of bosonic and fermionic SPT phases

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Realizing triality and -ality by lattice twisted gauging in (1+1)d quantum spin systems

DC Lu, Z Sun, YZ You - ar**s on the lattice operators. To be specific, we define the twisted Gauss law …
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[PDF] arxiv.org

Stacking group structure of fermionic symmetry-protected topological phases

XY Ren, SQ Ning, Y Qi, QR Wang, ZC Gu - Physical Review B, 2024 - APS
In the past decade, there has been a systematic investigation of symmetry-protected
topological (SPT) phases in interacting fermion systems. Specifically, by utilizing the concept …
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