1.4k citations · 4.9k across the 46 of their papers we have counts for
47 papers
Orbital-selective Mottness Driven by Geometric Frustration of Interorbital Hybridization in Pr4Ni3O10
Yidian Li, Mingxin Zhang, Xian Du +22
The interplay among orbital-selective Mott physics, Hund's coupling, tunable structural motifs, and Kondo-like scattering establishes a compelling paradigm for understanding and en…
Interlayer Coupling Driven Correlated and Charge-Ordered Electronic States in a Transition Metal Dichalcogenide Superlattice
Yiwei Li, Lixuan Xu, Shihao Zhang +11
4Hb-TaS_2, a van der Waals superlattice comprising alternate stacked Ising superconducting 1H-TaS_2 and cluster Mott insulating 1T-TaS_2, exhibits emergent properties beyond those…
Status of Nano-ARPES endstation at BL07U of Shanghai Synchrotron Radiation Facility
Han Gao, Hanbo Xiao, Feng Wang +5
In this article, we introduce the current status of the new NanoARPES endstation at BL07U of Shanghai Synchrotron Radiation Facility (SSRF), which facilitates the study of the elec…
Correlated Electronic Structure and Incipient Flat Bands of the Kagome Superconductor CsCr3Sb5
Yidian Li, Yi Liu, Xian Du +16
Kagome materials exhibit many novel phenomena emerging from the interplay between lattice geometry, electronic structure, and topology. A prime example is the vanadium-based kagome…
Mott insulating phase and coherent-incoherent crossover across magnetic phase transition in 2D antiferromagnetic CrSBr
Fan Wu, Xuefeng Zhang, Yi Chen +15
In two-dimensional van der Waals magnetic materials, the interplay between magnetism and electron correlation can give rise to new ground states and lead to novel transport and opt…
Tunable moiré bandgap in hBN-aligned bilayer graphene device with in-situ electrostatic gating
Hanbo Xiao, Han Gao, Min Li +12
Over the years, great efforts have been devoted in introducing a sizable and tunable band gap in graphene for its potential application in next-generation electronic devices. The p…
Spectroscopic origin of giant anomalous Hall effect in an interwoven magnetic kagome metal
Erjian Cheng, Kaipu Wang, Yiqing Hao +20
The discovery of a giant anomalous Hall effect (AHE) and its novel mechanism holds significant promise for advancing both fundamental research and practical applications. Magnetic…
Topology hierarchy of transition metal dichalcogenides built from quantum spin Hall layers
Lixuan Xu, Yiwei Li, Yuqiang Fang +15
The evolution of the physical properties of two-dimensional material from monolayer limit to the bulk reveals unique consequences from dimension confinement and provides a distinct…
Record-high Mobility and Extreme Magnetoresistance on Kagome-lattice in Compensated Semimetal Ni3In2S2
Hongwei Fang, Meng Lyu, Hao Su +14
The kagome-lattice crystal hosts various intriguing properties including the frustrated magnetism, charge order, topological state, superconductivity and correlated phenomena. To a…
Electronic Origin of Half-metal to Semiconductor Transition and Colossal Magnetoresistance in Spinel HgCr2Se4
Aiji Liang, Zhilin Li, Shihao Zhang +13
Half-metals are ferromagnets hosting spin-polarized conducting carriers and crucial for spintronics applications. The chromium spinel HgCr2Se4 represents a unique type of half-meta…
Metal to Mott Insulator Transition in Two-dimensional 1T-TaSe
Ning Tian, Zhe Huang, Bo Gyu Jang +17
When electron-electron interaction dominates over other electronic energy scales, exotic, collective phenomena often emerge out of seemingly ordinary matter. The strongly correlate…
Observation of Coexisting Dirac Bands and Moiré Flat Bands in Magic-Angle Twisted Trilayer Graphene
Yiwei Li, Shihao Zhang, Fanqiang Chen +17
Moiré superlattices that consist of two or more layers of two-dimensional materials stacked together with a small twist angle have emerged as a tunable platform to realize various…
Integrated Artificial Neural Network with Trainable Activation Function Enabled by Topological Insulator-based Spin-Orbit Torque Devices
Puyang Huang, Xinqi Liu, Yue Xin +12
Non-volatile memristors offer a salient platform for artificial neural network (ANN), but the integration of different function blocks into one hardware system remains challenging.…
Evolution of the electronic structure of ultrathin MnBi2Te4 Films
Runzhe Xu, Yunhe Bai, Jingsong Zhou +18
Ultrathin films of intrinsic magnetic topological insulator MnBi2Te4 exhibit fascinating quantum properties such as quantum anomalous Hall effect and axion insulator state. In this…
Persistent exchange splitting in a chiral helimagnet Cr1/3NbS2
Na Qin, Cheng Chen, Shiqiao Du +16
Using high-resolution angle-resolved photoemission spectroscopy (ARPES) and ab-initio calculation, we systematically investigate the electronic structure of the chiral helimagnet C…
Wafer-scale epitaxial growth of the thickness-controllable van der Waals ferromagnet CrTe2 for reliable magnetic memory applications
Xinqi Liu, Yunyouyou Xia, Lei Gao +20
To harness the intriguing properties of two-dimensional van der Waals (vdW) ferromagnets (FMs) for versatile applications, the key challenge lies in the reliable material synthesis…
Observation of Γ-valley moiré bands and emergent hexagonal lattice in twisted transition metal dichalcogenides
Ding Pei, Binbin Wang, Zishu Zhou +19
Twisted van der Waals heterostructures have recently been proposed as a condensed-matter platform for realizing controllable quantum models due to the low-energy moiré bands with s…
Approaching a Minimal Topological Electronic Structure in Antiferromagnetic Topological Insulator MnBi2Te4 via Surface Modification
Aiji Liang, Cheng Chen, Huijun Zheng +12
The topological electronic structure plays a central role in the non-trivial physical properties in topological quantum materials. A minimal, hydrogen-atom-like topological electro…
Observation of Dimension-Crossover of a Tunable 1D Dirac Fermion in Topological Semimetal NbSiTe
Jing Zhang, Yangyang Lv, Xiaolong Feng +11
Condensed matter systems in low dimensions exhibit emergent physics that does not exist in three dimensions. When electrons are confined to one dimension (1D), some significant ele…
Direct Visualization and Manipulation of Tunable Quantum Well State in Semiconducting Nb2SiTe4
Jing Zhang, Zhilong Yang, Shuai Liu +12
Quantum well states (QWSs) can form at the surface or interfaces of materials with confinement potential. They have broad applications in electronic and optical devices such as hig…
Evidences for the exciton gas phase and its condensation in monolayer 1T-ZrTe2
Yekai Song, Chunjing Jia, Hongyu Xiong +15
The excitonic insulator (EI) is a Bose-Einstein condensation (BEC) of excitons bound by electron-hole interaction in a solid, which could support high-temperature BEC transition. T…
Tailoring Magnetic Exchange Interactions in Ferromagnet-Intercalated MnBi2Te4 Superlattices
Peng Chen, Qi Yao, Qiang Sun +15
The intrinsic magnetic topological insulator MnBi2Te4 (MBT) has provided a platform for the successful realization of exotic quantum phenomena. To broaden the horizons of MBT-based…
Weak Antilocalization Effect up to ~ 120 K in the van der Waals Crystal Fe5-xGeTe2 with Near Room Temperature Ferromagnetism
Zhengxian Li, Kui Huang, Deping Guo +15
The weak antilocalization (WAL) effect is known as a quantum correction to the classical conductivity, which never appeared in two-dimensional magnets. In this work, we reported th…
Robust Weyl Semimetal and Pressure-induced Superconductivity in Quasi-One-Dimensional (NbSe4)2I
Cuiying Pei, Wujun Shi, Yi Zhao +15
A search for the single material system that simultaneously exhibits topological phase and intrinsic superconductivity has been largely limited, although such a system is far more…