11 papers
Strain-engineered long-distance supercurrent in an altermagnetic CrSb based-Josephson junction
Yifan Gao, Jin Yan, Junjie Wei +27
Altermagnetic materials, characterized by vanishing net magnetization and momentum-dependent spin splitting, provide a unique platform for realizing unconventional superconducting…
Terahertz frequency upconversion by coherently driving charge dynamics in the InSb/CdTe heterostructure
Pai Peng, Mingxiang Pan, Jiuming Liu +10
We investigate terahertz (THz) harmonic generation in the InSb/CdTe heterostructure, demonstrating, for the first time, efficient in-plane magnetic field-induced second-harmonic ge…
Topological Surface Charge Detection via Terahertz Time-domain Spectroscopy
Tong Shen, Yiyang Xie, Yucheng Dai +4
The topological magnetoelectric effect (TME) is a condensed-matter realization of the four-dimensional quantum Hall effect (4D-QHE), manifesting as quantized surface charge accumul…
Topological Surface Charge Detection via Active Capacitive Compensation: A Pathway to the 4D Quantum Hall Effect
Yuanze Li, Renfei Wang, Yifan Zhang +6
The topological magnetoelectric effect (TME) in three-dimensional topological insulators (TIs), described by , serves as a condensed-matter…
Stack of correlated insulating states in bilayer graphene kagome superlattice
Xinyu Cai, Fengfan Ren, Qiao Li +9
Graphene-based systems have emerged as a rich platform for exploring emergent quantum phenomena-including superconductivity, magnetism, and correlated insulating behavior-arising f…
Observation of Quantized Charge Accumulation in a Quantum Anomalous Hall System
Yuanze Li, Jiahao Chen, Renfei Wang +6
The quantum anomalous Hall effect in magnetically doped topological insulators exhibits a quantized Hall conductance arising from the two-dimensional surface state…
Shubnikov-de Haas quantum oscillations with large spin splitting in highmobility Al0.8Ga0.2Sb/InAs/ Al0.8Ga0.2Sb quantum-well heterostructures
Zhenghang Zhi, Hanzhi Ruan, Jiuming Liu +6
We report the epitaxial growth of high-quality Al0.8Ga0.2Sb-InAs-Al0.8Ga0.2Sb quantum well films featured by high carrier mobility and strong spin-orbit coupling. By appropriately…
Local Detection of Enhanced Hot Electron Scattering in InSb/CdTe Heterostructure Interface
Xiaoxiao Ma, Zhenghang Zhi, Weijie Deng +4
The InSb/CdTe heterojunction structure, characterized by low effective mass and high electron mobility, exhibits interfacial energy band bending, leading to the Rashba spin-orbit c…
Electrical detection in two-terminal perpendicularly magnetized devices via geometric anomalous Nernst effect
Jiuming Liu, Bin Rong, Hua Bai +10
The non-uniform current distribution arisen from either current crowding effect or hot spot effect provides a method to tailor the interaction between thermal gradient and electron…
Tunable interfacial Rashba spin-orbit coupling in asymmetric AlInSb/InSb/CdTe quantum well heterostructures
Hanzhi Ruan, Zhenghang Zhi, Yuyang Wu +11
The manipulation of Rashba-type spin-orbit coupling (SOC) in molecular beam epitaxy-grown AlInSb/InSb/CdTe quantum well heterostructures is reported. The effective band…
A noise-tolerant, resource-saving probabilistic binary neural network implemented by the SOT-MRAM compute-in-memory system
Yu Gu, Puyang Huang, Tianhao Chen +5
We report a spin-orbit torque(SOT) magnetoresistive random-access memory(MRAM)-based probabilistic binary neural network(PBNN) for resource-saving and hardware noise-tolerant compu…