4 papers
Topological Interstitial-Electron Conductor
Tingli He, Xiaoming Zhang, Chaoxi Cui +5
Electron transport in solids arises primarily from two mechanisms: freely moving bulk electrons in metals, and gapless boundary states in topological insulators. Here, we report a…
Atomic-scale visualization of d-wave altermagnetism
Daran Fu, Liu Yang, Yi Shen +7
Altermagnetism is a newly identified magnetic phase, distinct from conventional ferromagnetism and antiferromagnetism. It exhibits no net magnetization while breaking time-reversal…
Ultrafast symmetry modulation and induced magnetic excitation in the Kagome metal RbV3Sb5
Mengxue Guan, Xiaodong Zhou, Jingyi Duan +8
Light-matter interaction in frustrated Kagome metals enables access to hidden quantum states, yet the microscopic origin of symmetry breaking under ultrafast excitation remains elu…
Giant Magneto-Optical Effects in Two-Dimensional Flat-Band Antiferromagnets
Ping Yang, Wanxiang Feng, Siyuan Liu +5
In this work, we reveal giant magneto-optical responses in two-dimensional(2D) antiferromagnets with nearly flat electronic bands, based on first-principles calculations and group-…