3 papers
cond-mat.str-el2025
Flat bands and temperature-driven phase transition in quasi-one-dimensional zigzag chains
Jisong Gao, Haijun Cao, Xuegao Hu +12
Flat-band materials have garnered extensive attention due to their captivating properties associated with strong correlation effects. While flat bands have been discovered in sever…
cond-mat.str-el2024
Crystal-symmetry-paired spin-valley locking in a layered room-temperature antiferromagnet
Fayuan Zhang, Xingkai Cheng, Zhouyi Yin +19
Recent theoretical efforts predicted a type of unconventional antiferromagnet characterized by the crystal symmetry C (rotation or mirror), which connects antiferromagnetic sublatt…
cond-mat.mes-hall2024
Evidence for Two-dimensional Weyl Fermions in Air-Stable Monolayer PtTe
Zhihao Cai, Haijun Cao, Haohao Sheng +14
The Weyl semimetals represent a distinct category of topological materials wherein the low-energy excitations appear as the long-sought Weyl fermions. Exotic transport and optical…