2 papers
cond-mat.str-el2025
Invariants for (2+1)D bosonic crystalline topological insulators for all 17 wallpaper groups
Vladimir Calvera, Naren Manjunath, Maissam Barkeshli
We study bosonic symmetry-protected topological (SPT) phases in (2+1) dimensions with symmetry , where is a general wallpaper group…
cond-mat.str-el2024
Crystalline invariants of fractional Chern insulators
Ryohei Kobayashi, Yuxuan Zhang, Naren Manjunath +1
In the presence of crystalline symmetry, topologically ordered states can acquire a host of symmetry-protected invariants. These determine the patterns of crystalline symmetry frac…