10 papers
Bilateral hydrogenation induced high-Chern-number quantum anomalous Hall state in monolayer CrGeTe
Xiang Li, Xin-Wei Yi, Jing-Yang You +4
The pursuit of high-temperature quantum anomalous Hall (QAH) insulators faces fundamental challenges, including narrow topological gaps and low Curie temperatures () in existi…
Spin PN Junctions: Giant Magnetoresistance, Tunable Circular Polarization, and Spin Zener Filter
Chun-Yi Xue, Gang Su, Bo Gu
We demonstrate that spin PN junctions-magnetic semiconductor homojunctions with spin splitting-induced band offsets-fundamentally redefine carrier transport via spin-dependent reco…
Diameter-Controlled High-Order Vortex States and Magnon Hybridization in VSe2 Nanotubes
Jia-Wen Li, Xin-Wei Yi, Jin Zhang +2
Curved magnets offer a rich phase diagram and hold great promise for next-generation spintronic technologies. This study establishes the paramount significance of high-order vortex…
Intercalation-Induced Near Room-Temperature Ferromagnetism in CrI3 via Synergistic Exchange Pathways
Qing-Han Yang, Jia-Wen Li, Xin-Wei Yi +4
The development of room-temperature magnetic semiconductors is critical for advancing spintronic technologies, yet van der Waals magnets like CrI3 exhibit intrinsically low Curie t…
Ferroelectric control of bipolar magnetic semiconductor with room Curie temperature
Jia-Wen Li, Gang Su, Bo Gu
The development of room-temperature tunable magnetic semiconductors is crucial for the advancement of low-power, high-performance information technologies. Using density functional…
Enhancement of temperature of quantum anomalous Hall effect in two-dimensional germanene/magnetic semiconductor heterostructures
Qing-Han Yang, Jia-Wen Li, Xin-Wei Yi +4
Quantum anomalous Hall effect (QAHE) is significant for future low-power electronics devices, where a main challenge is realizing QAHE at high temperatures. In this work, based on…