output
20032026
most citedGate-tunable Room-temperature Ferromagnetism in Two-dimensional FeGeTe

2.6k citations

Showing 2019 · cond-mat.mes-hallShow all

40 papers · 2 filters

cond-mat.mes-hall2019★ 68 cited

Twisted quadrupole topological photonic crystals

Xiaoxi Zhou, Zhi-Kang Lin, Weixin Lu +3

Topological manipulation of waves is at the heart of the cutting-edge metamaterial researches. Quadrupole topological insulators were recently discovered in two-dimensional (2D) fl…

cond-mat.mes-hall2019★ 116 cited

Coexistence of Magnetic Orders in Two-Dimensional Magnet CrI

Ben Niu, Tang Su, Brian A. Francisco +12

The magnetic properties in two-dimensional van der Waals materials depend sensitively on structure. CrI3, as an example, has been recently demonstrated to exhibit distinct magnetic…

cond-mat.mes-hall2019★ 8 cited

Spin and charge transport in topological nodal-line semimetals

Yao Zhou, Feng Xiong, Weipeng Chen +1

We study transport properties of topological Weyl nodal-line semimetals(NLSs). Starting from a minimal lattice model with a single nodal loop, and by focusing on a normal-metal-NLS…

cond-mat.mes-hall2019★ 51 cited

Quasicrystalline Chern Insulators

Ai-Lei He, Lu-Rong Ding, Yuan Zhou +2

Chern insulator or quantum anomalous Hall state is a topological state with integer Hall conductivity but in absence of Landau level. It had been well established on various two-di…

cond-mat.mes-hall2019★ 43 cited

Interface reflectivity of a superdiffusive spin current in ultrafast demagnetization and THz emission

Wen-Tian Lu, Yawen Zhao, Marco Battiato +2

The spin- and energy-dependent interface reflectivity of a ferromagnetic (FM) film in contact with a nonmagnetic (NM) film is calculated using a first-principles transport method a…

cond-mat.mes-hall2019★ 6 cited

XFe4Ge2 (X = Y, Lu) and Mn3Pt: Filling-enforced magnetic topological metals

Di Wang, Feng Tang, Hoi Chun Po +2

Magnetism, coupled with nontrivial band topology, can bring about many interesting and exotic phenomena, so that magnetic topological materials have attracted persistent research i…

cond-mat.mes-hall2019★ 1k cited

Magic continuum in twisted bilayer WSe2

Lei Wang, En-Min Shih, Augusto Ghiotto +14

Emergent quantum phases driven by electronic interactions can manifest in materials with narrowly dispersing, i.e. "flat", energy bands. Recently, flat bands have been realized in…

cond-mat.mes-hall2019★ 14 cited

Reflection Phase Shift of One-dimensional Plasmon Polaritons in Carbon Nanotubes

Xingdong Luo, Cheng Hu, Bosai Lyu +5

We investigated, both experimentally and theoretically, the reflection phase shift (RPS) of one-dimensional plasmon polaritons. We launched 1D plasmon polaritons in carbon nanotube…

cond-mat.mes-hall2019★ 17 cited

Magneto-transport and Shubnikov-de Haas oscillations in the layered ternary telluride Ta3SiTe6 topological semimetal

Muhammad Naveed, Fucong Fei, Haijun Bu +10

Topological semimetals characterize a novel class of quantum materials hosting Dirac/Weyl fermions. The important features of topological fermions can be exhibited by quantum oscil…

cond-mat.mes-hall2019★ 43 cited

Photoemission Spectroscopic Evidence for the Dirac Nodal Line in Monoclinic Semimetal SrAs

Y. K. Song, G. W. Wang, S. C. Li +8

Topological nodal-line semimetals with exotic quantum properties are characterized by symmetry-protected line-contact bulk band crossings in the momentum space. However, in most of…

cond-mat.mes-hall2019★ 7 cited

Simulation of temperature profile for the electron- and the lattice-systems in laterally structured layered conductors

Le Yang, Ruijie Qian, Zhenghua An +2

Electrons in operating microelectronic semiconductor devices are accelerated by locally varying strong electric field to acquire effective electron temperatures nonuniformly distri…

cond-mat.mes-hall2019★ 7 cited

Positive longitudinal spin magnetoconductivity in topological Dirac semimetals

Ming-Xun Deng, Yan-Yan Yang, Wei Luo +4

Recently, a class of Dirac semimetals, such as \textrm{Na}\textrm{Bi} and \textrm{Cd}\textrm{As}, are discovered to carry $\mathbb{Z}…

cond-mat.mes-hall2019★ 95 cited

Cavity mediated dissipative coupling of distant magnetic moments: theory and experiment

Peng-Chao Xu, J. W. Rao, Y. S. Gui +2

We investigate long-range coherent and dissipative coupling between two spatially separated magnets while both are coupled to a microwave cavity. A careful examination of the syste…

cond-mat.mes-hall2019★ 46 cited

Dynamical axion state with hidden pseudospin Chern numbers in MnBiTe-based heterostructures

Huaiqiang Wang, Dinghui Wang, Zhilong Yang +5

Axion is a hypothetical elementary particle which was initially postulated to solve the charge conjugation-parity problem in particle physics. Interestingly, the axion state has em…

cond-mat.mes-hall2019★ 592 cited

Direct observation of van der Waals stacking dependent interlayer magnetism

Weijong Chen, Zeyuan Sun, Lehua Gu +3

Controlling the crystal structure is a powerful approach for manipulating the fundamental properties of solids. Unique to two-dimensional (2D) van der Waals materials, the control…

cond-mat.mes-hall2019★ 39 cited

Two-dimensional topological materials discovery by symmetry-indicator method

Di Wang, Feng Tang, Jialin Ji +4

Two-dimensional (2D) topological materials (TMs) have attracted tremendous attention due to the promise of revolutionary devices with non-dissipative electric or spin currents. Unf…

cond-mat.mes-hall2019★ 65 cited

Large dynamical axion field in topological antiferromagnetic insulator MnBiTe

Jinlong Zhang, Dinghui Wang, Minji Shi +3

The dynamical axion field is a new state of quantum matter where the magnetoelectric response couples strongly to its low-energy magnetic fluctuations. It is fundamentally differen…

cond-mat.mes-hall2019★ 110 cited

4D spinless topological insulator in a periodic electric circuit

Rui Yu, Y. X. Zhao, Andreas P. Schnyder

According to the mathematical classification of topological band structures, there exist a number of fascinating topological states in dimensions larger than three with exotic boun…

cond-mat.mes-hall2019★ 167 cited

Dimensional hierarchy of higher-order topology in three-dimensional sonic crystals

Xiujuan Zhang, Bi-Ye Xie, Hong-Fei Wang +5

Topological phases of matter have been extensively studied for their intriguing bulk and edge properties. Recently, higher-order topological insulators with boundary states that ar…

cond-mat.mes-hall2019★ 723 cited

Tunable Correlated Chern Insulator and Ferromagnetism in Trilayer Graphene/Boron Nitride Moiré Superlattice

Guorui Chen, Aaron L. Sharpe, Eli J. Fox +12

Studies on two-dimensional electron systems in a strong magnetic field first revealed the quantum Hall (QH) effect, a topological state of matter featuring a finite Chern number (C…

cond-mat.mes-hall2019★ 67 cited

Direct evidence for charge compensation induced large magnetoresistance in thin WTe2

Yaojia Wang, Lizheng Wang, Xiaowei Liu +9

Since the discovery of extremely large non-saturating magnetoresistance (MR) in WTe2, much effort has been devoted to understanding the underlying mechanism, which is still under d…

cond-mat.mes-hall2019★ 84 cited

Experimental observation of the gate-controlled reversal of the anomalous Hall effect in the intrinsic magnetic topological insulator MnBi2Te4 device

Shuai Zhang, Rui Wang, Xuepeng Wang +17

Here we report the reserved anomalous Hall effect (AHE) in the 5-septuple-layer van der Waals device of the intrinsic magnetic topological insulator MnBi2Te4. By employing the top/…

cond-mat.mes-hall2019★ 48 cited

Drastic enhancement of the Raman intensity in few-layer InSe by uniaxial strain

Chaoyu Song, Fengren Fan, Ningning Xuan +9

The vibrational and electronic properties of 2-dimensinal (2D) materials can be efficiently tuned by external strain due to their good stretchability. Resonant Raman spectroscopy i…

cond-mat.mes-hall2019★ 490 cited

Giant and nonreciprocal second harmonic generation from layered antiferromagnetism in bilayer CrI3

Zeyuan Sun, Yangfan Yi, Tiancheng Song +14

Layered antiferromagnetism is the spatial arrangement of ferromagnetic layers with antiferromagnetic interlayer coupling. Recently, the van der Waals magnet, chromium triiodide (Cr…