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20112026
most citedValley polarization in MoS2 monolayers by optical pumping

3.7k citations

Showing 2020 · cond-mat.mtrl-sciShow all

29 papers · 2 filters

cond-mat.mtrl-sci2020★ 31 cited

Observation of spin-momentum-layer locking in centrosymmetric BiOI

Ke Zhang, Shixuan Zhao, Zhanyang Hao +16

Spin polarization effects in nonmagnetic materials are generally believed as an outcome of spin-orbit coupling provided that the global inversion symmetry is lacking, also known as…

cond-mat.mtrl-sci2020★ 51 cited

Generic Seebeck Effect From Spin Entropy

Peijie Sun, K. Ramesh Kumar, Meng Lyu +3

How magnetism affects the Seebeck effect is an important issue widely concerned in the thermoelectric community yet remaining elusive. Based on a thermodynamic analysis of spin deg…

cond-mat.mtrl-sci2020★ 109 cited

Modulating Electronic Structure of Monolayer Transition Metal Dichalcogenides by Substitutional Nb-Doping

Lei Tang, Runzhang Xu, Junyang Tan +9

Modulating electronic structure of monolayer transition metal dichalcogenides (TMDCs) is important for many applications and doping is an effective way towards this goal, yet is ch…

cond-mat.mtrl-sci2020★ 21 cited

Comprehensive Anisotropic Linear Optical Properties of Weyl Semimetals, TaAs and NbAs

Rui Zu, Mingqiang Gu, Lujin Min +5

TaAs and NbAs are two of the earliest identified Weyl semimetals that possess many intriguing optical properties, such as chirality-dependent optical excitations and giant second h…

cond-mat.mtrl-sci2020

Strain-mediated high conductivity in ultrathin antiferromagnetic metallic nitrides

Qiao Jin, Hu Cheng, Zhiwen Wang +18

Strain engineering provides the ability to control the ground states and associated phase transition in the epitaxial films. However, the systematic study of intrinsic characters a…

cond-mat.mtrl-sci2020★ 39 cited

From Anomalous to Normal: Temperature Dependence of the Band Gap in Two-Dimensional Black Phosphorus

Shenyang Huang, Fanjie Wang, Guowei Zhang +11

The temperature dependence of the band gap is crucial to a semiconductor. Bulk black phosphorus (BP) is known to exhibit an anomalous behavior. Through optical spectroscopy, here w…

cond-mat.mtrl-sci2020★ 44 cited

Pressure-tuned intralayer exchange in superlattice-like MnBi2Te4/(Bi2Te3)n topological insulators

Jifeng Shao, Yuntian Liu, Meng Zeng +13

The magnetic structures of MnBi2Te4(Bi2Te3)n can be manipulated by tuning the interlayer coupling via the number of Bi2Te3 spacer layers n, while the intralayer ferromagnetic (FM)…

cond-mat.mtrl-sci2020★ 21 cited

Surface-induced linear magnetoresistance in antiferromagnetic topological insulator MnBi2Te4

X. Lei, L. Zhou, Z. Y. Hao +10

Through a thorough magneto-transport study of antiferromagnetic topological insulator MnBi2Te4 (MBT) thick films, a positive linear magnetoresistance (LMR) with a two-dimensional (…

cond-mat.mtrl-sci2020★ 28 cited

A Photoinduced Floquet Mixed-Weyl Semimetallic Phase in a Carbon Allotrope

Tingwei Deng, Baobing Zheng, Fangyang Zhan +3

The interplay between light and matter attracts tremendous interest for exploring novel topological quantum states and their phase transitions. Here we show by first-principles cal…

cond-mat.mtrl-sci2020★ 84 cited

Half-Magnetic Topological Insulator

Ruie Lu, Hongyi Sun, Shiv Kumar +21

Topological magnets are a new family of quantum materials providing great potential to realize emergent phenomena, such as quantum anomalous Hall effect and axion-insulator state.…

cond-mat.mtrl-sci2020★ 1 cited

Synthesis of ultrahigh-quality monolayer molybdenum disulfide through in-situ defect healing with thiol molecules

Simin Feng, Junyang Tan, Shilong Zhao +7

Monolayer transition metal dichalcogenides (TMDCs) are two-dimensional (2D) materials with many potential applications. Chemical vapour deposition (CVD) is a promising method to sy…

cond-mat.mtrl-sci2020★ 167 cited

Unsaturated Single Atoms on Monolayer Transition Metal Dichalcogenides for Ultrafast Hydrogen Evolution

Yuting Luo, Shuqing Zhang, Haiyang Pan +14

Large scale implementation of electrochemical water splitting for hydrogen evolution requires cheap and efficient catalysts to replace expensive platinum. Molybdenum disulfide is o…

cond-mat.mtrl-sci2020★ 95 cited

33% Giant Anomalous Hall Current Driven by both Intrinsic and Extrinsic Contributions in Magnetic Weyl Semimetal Co3Sn2S2

Jianlei Shen, Qingqi Zeng, Shen Zhang +8

Anomalous Hall effect (AHE) can be induced by intrinsic mechanism due to the band Berry phase and extrinsic one arising from the impurity scattering. The recently discovered magnet…

cond-mat.mtrl-sci2020

Dissolution-Precipitation Growth of Uniform and Clean Two Dimensional Transition Metal Dichalcogenides

Zhengyang Cai, Yongjue Lai, Shilong Zhao +8

Two-dimensional (2D) transition metal dichalcogenides (TMDCs) have attracted much interest and shown promise in many applications. However, it is challenging to obtain uniform TMDC…

cond-mat.mtrl-sci2020★ 168 cited

Ferroelastic-switching-driven colossal shear strain and piezoelectricity in a hybrid ferroelectric

Yuzhong Hu, Lu You, Bin Xu +8

Materials that can produce large controllable strains are widely used in shape memory devices, actuators and sensors. Great efforts have been made to improve the strain outputs of…

cond-mat.mtrl-sci2020★ 15 cited

Remarkable band gap renormalization via dimensionality of the layered material C3B

Yabei Wu, Weiyi Xia, Yubo Zhang +3

Layer-dependent electronic and structural properties of emerging graphitic carbon boron compound C3B are investigated using both density functional theory and the GW approximation.…

cond-mat.mtrl-sci2020★ 70 cited

Dimer rattling mode induced low thermal conductivity in an excellent acoustic conductor

Ji Qi, Baojuan Dong, Zhe Zhang +19

A solid with larger sound speeds exhibits higher lattice thermal conductivity (k_{lat}). Diamond is a prominent instance where its mean sound speed is 14400 m s-1 and k_{lat} is 23…

cond-mat.mtrl-sci2020★ 4 cited

Electronic and magnetic properties of the Jahn-Teller active fluoride from first-principles calculations

Jianghan Bao, Di Wang, Hai-Zhou Lu +1

In perovskite-type compounds, the interplay of cooperative Jahn-Teller effect, electronic correlations and orbital degree of freedom leads to intriguing properties. $\mathrm{NaCrF_…

cond-mat.mtrl-sci2020★ 97 cited

Proton and Li-Ion Permeation through Graphene with Eight-Atom-Ring Defects

Eoin Griffin, Lucas Mogg, Guang-Ping Hao +21

Defect-free graphene is impermeable to gases and liquids but highly permeable to thermal protons. Atomic-scale defects such as vacancies, grain boundaries and Stone-Wales defects a…

cond-mat.mtrl-sci2020★ 18 cited

Two-Dimensional Rare Earth -- Gold Intermetallic Compounds on Au(111) by Surface Alloying

Yande Que, Yuan Zhuang, Ziyuan Liu +5

Surface alloying is a straightforward route to control and modify the structure and electronic properties of surfaces. Here, We present a systematical study on the structural and e…

cond-mat.mtrl-sci2020★ 27 cited

Terahertz Emission From an Exchange-Coupled Synthetic Antiferromagnet

Qi Zhang, Yumeng Yang, Ziyan Luo +4

We report on terahertz emission from FeMnPt/Ru/FeMnPt and Pt/CoFeB/Ru/CoFeB/Pt synthetic antiferromagnet (SAF) structures upon irradiation by a femtosecond laser; the former is via…

cond-mat.mtrl-sci2020★ 42 cited

Spectroscopic realization of large surface gap in a doped magnetic topological insulator

Xiao-Ming Ma, Yufei Zhao, Ke Zhang +25

Realization of the quantum anomalous Hall effect and axion electrodynamics in topological materials are among the paradigmatic phenomena in condensed matter physics. Recently, sign…

cond-mat.mtrl-sci2020★ 52 cited

Reducing electronic transport dimension to topological hinge states by increasing geometry size of Dirac semimetal Josephson junctions

Cai-Zhen Li, An-Qi Wang, Chuan Li +4

The notion of topological phases has been extended to higher-order and has been generalized to different dimensions. As a paradigm, Cd3As2 is predicted to be a higher-order topolog…

cond-mat.mtrl-sci2020★ 13 cited

Nanosized Monoatomic Palladium Metallic Glass

Dong Sheng He, Yi Huang, Benjamin D. Myers +9

Physically vitrifying single-element metallic glass requires ultrahigh cooling rates, which are still unachievable for most of the closest-packed metals. Here, we report a facile s…