2 papers
physics.optics2026
Orbital Altermagnetic Photonic Crystal
Sichang Qiu, Huichang Li, Yan Meng +6
Altermagnetism features momentum-dependent spin splitting without net magnetization, extending spintronics beyond conventional ferromagnetism and antiferromagnetism. However, the p…
cond-mat.mtrl-sci2024
Octupole topological insulating phase in Brillouin three-dimensional real projective space
Sichang Qiu, Jinbing Hu, Yi Yang +3
Recent advancements in quantum polarization theory have propelled the exploration of topological insulators (TIs) into the realm of higher-order systems, leading to the study of th…