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20032026
Showing 2018 · cond-mat.mtrl-sciShow all

38 papers · 2 filters

cond-mat.mtrl-sci2018★ 228 cited

Ferromagnetic van der Waals crystal VI3

Shangjie Tian, Jian-Feng Zhang, Chenghe Li +5

We report structural, physical properties and electronic structure of van der Waals (vdW) crystal VI3. Detailed analysis reveals that VI3 exhibits a structural transition from mono…

cond-mat.mtrl-sci2018★ 356 cited

Interplay between Kitaev interaction and single ion anisotropy in ferromagnetic CrI and CrGeTe monolayers

Changsong Xu, Junsheng Feng, Hongjun Xiang +1

Magnetic anisotropy is crucially important for the stabilization of two-dimensional (2D) magnetism, which is rare in nature but highly desirable in spintronics and for advancing fu…

cond-mat.mtrl-sci2018★ 27 cited

Calculated magnetic exchange interactions in Dirac magnon material Cu3TeO6

Di Wang, Xiangyan Bo, Feng Tang +1

Recently topological aspects of magnon band structure have attracted much interest, and especially, the Dirac magnons in Cu3TeO6 have been observed experimentally. In this work, we…

cond-mat.mtrl-sci2018★ 121 cited

Symmetry-protected hierarchy of anomalous multipole topological band gaps in nonsymmorphic metacrystals

Xiujuan Zhang, Zhi-Kang Lin, Hai-Xiao Wang +5

Symmetry and topology are two fundamental aspects of many quantum states of matter. Recently, new topological materials, higher-order topological insulators, were discovered, featu…

cond-mat.mtrl-sci2018★ 17 cited

Lithium ion intercalation in thin crystals of hexagonal TaSe2 gated by a polymer electrolyte

Yueshen Wu, Hailong Lian, Jiaming He +5

Ionic liquid gating has been used to modify properties of layered transition metal dichalcogenides (TMDCs), including two-dimensional (2D) crystals of TMDCs used extensively recent…

cond-mat.mtrl-sci2018★ 22 cited

Realizing Magnetoelectric Coupling with Hydroxide as a Knob

J. Y. Ni, P. S. Wang, J. L. Lu +1

Materials with a coexistence of magnetic and ferroelectric order (i.e., multiferroics) provide an efficient route for the control of magnetism by electric fields. Unfortunately, a…

cond-mat.mtrl-sci2018★ 2 cited

Possible High TC Layered Ferromagnetic Insulator Sr2NiRuO4: An ab initio Study

Ke Yang, Feng-Ren Fan, Alessandro Stroppa +1

Magnetic insulators are often antiferromagnetic (AFM) and layered AFM compounds usually show low ordering temperature. On the other hand, layered ferromagnetic (FM) insulators with…

cond-mat.mtrl-sci2018★ 41 cited

Origin of topologically trivial states and topological phase transitions in low-buckled plumbene

Yue Li, Jiayong Zhang, Bao Zhao +2

Combining tight-binding (TB) models with first-principles calculations, we investigate electronic and topological properties of plumbene. Different from the other two-dimensional (…

cond-mat.mtrl-sci2018★ 29 cited

Growth and Thermo-driven Crystalline Phase Transition of Metastable Monolayer 1T'-WSe2 Thin Film

Wang Chen, Xuedong Xie, Junyu Zong +9

Two-dimensional (2D) transition metal dichalcogenides MX2 (M = Mo, W, X = S, Se, Te) attracts enormous research interests in recent years. Its 2H phase possesses an indirect to dir…

cond-mat.mtrl-sci2018★ 12 cited

Quantum transport in a compensated semimetal W2As3 with nontrivial Z2 indices

Yupeng Li, Chenchao Xu, Mingsong Shen +6

We report a topological semimetal W2As3 with a space group C2/m. Based on the first-principles calculations, band crossings are partially gapped when spin-orbit coupling is include…

cond-mat.mtrl-sci2018

Ferromagnetism in graphene traced to an antisymmetric orbital combination of involved electronic states

Wei Xu, J. G. Che

We reveal that the origin of ferromagnetism caused by electrons in graphene with vacancies can be traced to electrons partially filling -antibonding and -nonbo…

cond-mat.mtrl-sci2018★ 5 cited

Origin of -electron magnetism in Graphitic Carbon Nitride

Wei Xu, Jin Shang, Jie-Xiang Yu +1

Based on first principles calculations, this study reveals that magnetism in otherwise non-magnetic materials can originate from the partial occupation of antibonding states. Since…

cond-mat.mtrl-sci2018★ 94 cited

Low-Temperature Eutectic Synthesis of PtTe2 with Weak Antilocalization and Controlled Layer Thinning

Song Hao, Junwen Zeng, Tao Xu +20

Metallic transition metal dichalcogenides (TMDs) have exhibited various exotic physical properties and hold the promise of novel optoelectronic and topological devices applications…

cond-mat.mtrl-sci2018★ 31 cited

Significant low lattice thermal conductivity and potential high thermoelectric figure of merit in NaMgSn

Cong Wang, Y. B. Chen, Shu-Hua Yao +1

Thermoelectric materials enables the harvest of waste heat and directly conversion into electricity. In search of high efficient thermoelectric materials, low thermal conductivity…

cond-mat.mtrl-sci2018★ 3 cited

Physical properties of noncentrosymmetric tungsten and molybdenum aluminides

Darren C. Peets, Tianping Ying, Xiaoping Shen +4

A lack of spatial inversion symmetry gives rise to a variety of unconventional physics, from noncollinear order and Skyrmion lattice phases in magnetic materials to topologically-p…

cond-mat.mtrl-sci2018★ 23 cited

Origin of interfacial conductivity at complex oxide heterointerfaces: possibility of electron transfer from water chemistry at surface oxygen vacancies

Meng Zhang, Zheng Chen, Baohua Mao +6

Variety of conducting heterointerfaces have been made between SrTiO3 substrates and thin capping layers of distinctly different oxide materials that can be classified into polar ba…

cond-mat.mtrl-sci2018★ 75 cited

Quadratic contact point semimetal: Theory and material realization

Ziming Zhu, Ying Liu, Zhi-Ming Yu +5

Most electronic properties of metals are determined solely by the low-energy states around the Fermi level, and for topological metals/semimetals, these low-energy states become di…

cond-mat.mtrl-sci2018★ 23 cited

Origin of magnetoresistance suppression in thin -MoTe

Shazhou Zhong, Archana Tiwari, George Nichols +4

We use both classical magnetotransport and quantum oscillation measurements to study the thickness evolution of the extremely large magnetoresistance (XMR) material and type-II Wey…

cond-mat.mtrl-sci2018★ 42 cited

Evidence for a Dirac nodal-line semimetal in SrAs

Shichao Li, Zhaopeng Guo, Dongzhi Fu +11

Dirac nodal-line semimetals with the linear bands crossing along a line or loop, represent a new topological state of matter. Here, by carrying out magnetotransport measurements an…

cond-mat.mtrl-sci2018★ 189 cited

Spin direction controlled electronic band structure in two dimensional ferromagnetic CrI3

Peiheng Jiang, Lei Li, Zhaoliang Liao +2

Manipulating physical properties using the spin degree of freedom constitutes a major part of modern condensed matter physics and is very important for spintronics devices. Using t…

cond-mat.mtrl-sci2018★ 88 cited

Intrinsic Origin of Enhancement of Ferroelectricity in SnTe Ultrathin Films

Kai Liu, Jinlian Lu, Silvia Picozzi +2

Previous studies showed that, as ferroelectric films become thinner, their Curie temperature (Tc) and polarization below Tc both typically decrease. In contrast, a recent experimen…

cond-mat.mtrl-sci2018★ 40 cited

Revealing Controllable Anisotropic Magnetoresistance in Spin Orbit Coupled Antiferromagnet Sr2IrO4

Chengliang Lu, Bin Gao, Haowen Wang +4

Antiferromagnetic spintronics actively introduces new principles of magnetic memory, in which the most fundamental spin-dependent phenomena, i.e. anisotropic magnetoresistance effe…

cond-mat.mtrl-sci2018★ 510 cited

Second-order photonic topological insulator with corner states

Bi Ye Xie, Hong Fei Wang, Hai-Xiao Wang +4

Higher-order topological insulators (HOTIs) which go beyond the description of conventional bulk-boundary correspondence, broaden the understanding of topological insulating phases…

cond-mat.mtrl-sci2018★ 198 cited

Broadband terahertz generation via the interface inverse Rashba-Edelstein effect

C. Zhou, Y. P. Liu, Z. Wang +8

Novel mechanisms for electromagnetic wave emission in the terahertz (THz) frequency regime emerging at the nanometer scale have recently attracted intense attention for the purpose…