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20032026
Showing 2017 · cond-mat.mtrl-sciShow all

52 papers · 2 filters

cond-mat.mtrl-sci2017★ 20 cited

Superhard and Superconducting B6C

Kang Xia, Mengdong Ma, Cong Liu +7

Crystal structure searching and ab initio calculations have been used here to explore low-energy structures of boron carbides under high pressure. Under pressures of 85-110 GPa, a…

cond-mat.mtrl-sci2017★ 13 cited

Nonsymmorphic symmetry protected node-line semimetal in the trigonal YH3

Dexi Shao, Tong Chen, Qinyan Gu +5

Using ab initio calculations based on density-functional theory and effective model analysis, we propose that the trigonal YH3(Space Group: P-3c1) at ambient pressure is a node-lin…

cond-mat.mtrl-sci2017★ 162 cited

Two-Dimensional Hyperferroelectric Metals: a Different Route to Ferromagnetic-Ferroelectric Multiferroics

Wei Luo, Ke Xu, Hongjun Xiang

Recently, two-dimensional (2D) multiferroics have attracted numerous attention due to their fascinating properties and promising applications. Although the ferroelectric (FE)-ferro…

cond-mat.mtrl-sci2017★ 22 cited

Ba(Zn,Co)2As2: a II-II-V Diluted Ferromagnetic Semiconductor with N-type Carriers

Shengli Guo, Huiyuan Man, Cui Ding +14

Diluted ferromagnetic semiconductors (DMSs) that combine the properties of semiconductors with ferromagnetism have potential application in spin-sensitive electronics (spintronics)…

cond-mat.mtrl-sci2017★ 334 cited

Ultrafast, highly-sensitive infrared photodetectors based on two-dimensional oxyselenide crystals

Jianbo Yin, Zhenjun Tan, Hao Hong +10

Infrared detection and sensing is deeply embedded in modern technology and human society and its development has always been benefitting from the discovery of new photoelectric res…

cond-mat.mtrl-sci2017★ 42 cited

Observation of spin-orbit magnetoresistance in metallic thin films on magnetic insulators

Lifan Zhou, Hongkang Song, Kai Liu +11

A magnetoresistance effect induced by the Rashba spin-orbit interaction was predicted, but not yet observed, in bilayers consisting of normal metal and ferromagnetic insulator. Her…

cond-mat.mtrl-sci2017★ 25 cited

Half-metallicity in honeycomb-kagome-lattice Mg3C2 monolayer with carrier doping

Hongzhe Pan, Yin Han, Jianfu Li +3

To obtain high-performance spintronic devices with high integration density, two-dimensional (2D) half-metallic materials are eagerly pursued all along. Here, we propose a stable 2…

cond-mat.mtrl-sci2017★ 57 cited

Approaching the Type-II Dirac Point and Concomitant Superconductivity in Pt-doping Stabilized Metastable 1T-phase IrTe2

Fucong Fei, Xiangyan Bo, Pengdong Wang +12

Topological semimetal is a topic of general interest in material science. Recently, a new kind of topological semimetal called type-II Dirac semimetal with tilted Dirac cones is di…

cond-mat.mtrl-sci2017★ 54 cited

Antiferromagnetic domain wall motion driven by polarized spin waves

Weichao Yu, Jin Lan, Jiang Xiao

The control of magnetic domain walls is essential for the magnetic-based memory and logic applications. As an elementary excitation of magnetic order, spin wave is capable of movin…

cond-mat.mtrl-sci2017★ 19 cited

Magnetization, specific heat, and thermal conductivity of hexagonal ErMnO single crystals

J. D. Song. C. Fan, Z. Y. Zhao, F. B. Zhang +6

We report a study of magnetism and magnetic transitions of hexagonal ErMnO single crystals by magnetization, specific heat and heat transport measurements. Magnetization data s…

cond-mat.mtrl-sci2017★ 56 cited

Giant tunability of the two-dimensional electron gas at the interface of gamma-Al2O3/SrTiO3

W. Niu, Y. Zhang, Y. L. Gan +9

Herein, we reported giant tunability of the physical properties of 2DEGs at the spinel/perovskite interface of γ-Al2O3/SrTiO3 (GAO/STO). By modulating the carrier density thus the…

cond-mat.mtrl-sci2017★ 63 cited

Cooperative Couplings between Octahedral Rotations and Ferroelectricity in Perovskites

Teng Gu, Timothy Scarbrough, Yurong Yang +3

The structure of ABO3 perovskites is dominated by two types of unstable modes, namely, the oxygen octahedral rotation (AFD) and ferroelectric (FE) mode. It is generally believed th…

cond-mat.mtrl-sci2017★ 192 cited

Strong magnetization and Chern insulators in compressed graphene/CrI van der Waals heterostructures

Jiayong Zhang, Bao Zhao, Tong Zhou +3

Graphene-based heterostructures are a promising material system for designing the topologically nontrivial Chern insulating devices. Recently, a two-dimensional (2D) monolayer ferr…

cond-mat.mtrl-sci2017★ 134 cited

Stabilization and current-induced motion of antiskyrmion in the presence of anisotropic Dzyaloshinskii-Moriya interaction

Siying Huang, Chao Zhou, Gong Chen +4

Topological defects in magnetism have attracted great attention due to fundamental research interests and potential novel spintronics applications. Rich examples of topological def…

cond-mat.mtrl-sci2017★ 52 cited

Cleavage Tendency of Anisotropic Two Dimensional Materials: ReX2 (X=S, Se) and WTe2

Haifeng Wang, Erfu Liu, Yu Wang +4

With unique distorted 1T structure and the associated in-plane anisotropic properties, mono- and few-layer ReX2 (X=S, Se) have recently attracted particular interest. Based on expe…

cond-mat.mtrl-sci2017★ 22 cited

CNH monolayer: A novel two-dimensional organic Dirac material with high Fermi velocity

Hongzhe Pan, Hongyu Zhang, Yuanyuan Sun +3

Searching for two-dimensional (2D) organic Dirac materials, which have more adaptable practical applications in comparing with inorganic ones, is of great significance and has been…

cond-mat.mtrl-sci2017★ 34 cited

Antiferromagnetic anisotropy determination by spin Hall magnetoresistance

Hua Wang, Dazhi Hou, Zhiyong Qiu +3

An electric method for measuring magnetic anisotropy in antiferromagnetic insulators (AFIs) is proposed. When a metallic film with strong spin-orbit interactions, e.g., platinum (P…

cond-mat.mtrl-sci2017★ 37 cited

Emergence of Topological Nodal Lines and Type II Weyl Nodes in Strong Spin--Orbit Coupling System InNbX2(X=S,Se)

Yongping Du, Xiangyan Bo, Di Wang +4

Using first--principles density functional calculations, we systematically investigate electronic structures and topological properties of InNbX2 (X=S, Se). In the absence of spin-…

cond-mat.mtrl-sci2017★ 20 cited

High-pressure phases of Weyl semimetals NbP, NbAs, TaP and TaAs

Zhaopeng Guo, Pengchao Lu, Tong Chen +3

The high pressure phase diagrams of TaAs family (NbP, NbAs, TaP and TaAs) are explored systematically using crystal structure search together with first-principles calculations. Ou…

cond-mat.mtrl-sci2017★ 49 cited

Strain-induced quantum topological phase transitions in Na3Bi

Dexi Shao, Jiawei Ruan, Juefei Wu +6

Strain can be used as an effective tool to tune the crystal structure of materials and hence to modify their electronic structures, including topological properties. Here, taking N…

cond-mat.mtrl-sci2017★ 11 cited

Ferroelectricity of structural origin in spin-chain compounds CaCoMnO

J. Shi, J. D. Song, J. C. Wu +10

We report a systematic study of the structure, electric and magnetic properties of CaCoMnO single crystals with 0.72 and 0.26. The DC and AC magnetic susc…

cond-mat.mtrl-sci2017★ 16 cited

Silicon clathrates for photovoltaics predicted by a two-step crystal structure search

Juefei Wu, Hao Gao, Kang Xia +2

Silicon in a cubic diamond structure currently plays a significant role in the photovoltaic industry. However, the intrinsic band structures of crystalline silicon restrict its sun…

cond-mat.mtrl-sci2017★ 6 cited

High-buckled R3 stanene with topologically nontrivial energy gap

Ye-Heng Song, Zhi-Wen Wang, Zhen-Yu Jia +6

Stanene has been predicted to be a two-dimensional topological insulator (2DTI). Its low-buckled atomic geometry and the enhanced spin-orbit coupling are expected to cause a promin…

cond-mat.mtrl-sci2017★ 24 cited

Preparation of CH3NH3PbI3 thin films with tens of micrometer scale at high temperature

Hao Zhang, Mian Tao, Baizhi Gao +4

The fabrication of high-quality organic-inorganic hybrid halide perovskite layers is the key prerequisite for the realization of high efficient photon energy harvest and electric e…