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20032026
Showing 2019 · cond-mat.mtrl-sciShow all

33 papers · 2 filters

cond-mat.mtrl-sci2019★ 29 cited

Observation of Shubnikov-de Haas Oscillations in Large-Scale Weyl Semimetal WTe2 Films

Yequan Chen, Yongda Chen, Jiai Ning +6

Topological Weyl semimetal WTe2 with large-scale film form has a promising prospect for new-generation spintronic devices. However, it remains a hard task to suppress the defect st…

cond-mat.mtrl-sci2019★ 222 cited

Phase-controllable growth of ultrathin 2D magnetic FeTe crystals

Lixing Kang, Chen Ye, Xiaoxu Zhao +27

Two-dimensional (2D) magnets with intrinsic ferromagnetic/antiferromagnetic (FM/AFM) ordering are highly desirable for future spintronics devices. However, the synthesis of 2D magn…

cond-mat.mtrl-sci2019★ 86 cited

Higher-order Dirac fermions in three dimensions

Weikang Wu, Zhi-Ming Yu, Xiaoting Zhou +2

Relativistic massless Weyl and Dirac fermions exhibit the isotropic and linear dispersion relations to preserve the Poincaré symmetry, the most fundamental symmetry in high energy…

cond-mat.mtrl-sci2019★ 40 cited

Formation of copper boride on Cu(111)

Chengguang Yue, Xiao-Ji Weng, Guoying Gao +9

Boron forms compounds with nearly all metals, with notable exception of copper and other group IB and IIB elements. Here, we report an unexpected discovery of ordered copper boride…

cond-mat.mtrl-sci2019★ 28 cited

Experimental evidence of crystal symmetry protection for the topological nodal line semimetal state in ZrSiS

C. C. Gu, J. Hu, X. L. Chen +19

Tunable symmetry breaking plays a crucial role for the manipulation of topological phases of quantum matter. Here, through combined high-pressure magneto-transport measurements, Ra…

cond-mat.mtrl-sci2019★ 11 cited

Generation and detection of coherent longitudinal acoustic waves in ultrathin 1T'-MoTe2

Nicolas Rivas, Shazhou Zhong, Tina Dekker +9

Layered transition metal dichalcogenides have attracted substantial attention owing to their versatile functionalities and compatibility with current nanofabrication technologies.…

cond-mat.mtrl-sci2019★ 127 cited

Non-perturbative high-harmonic generation in the three-dimensional Dirac semimetal CdAs

Sergey Kovalev, Renato M. A. Dantas, Semyon Germanskiy +12

Harmonic generation is a general characteristic of driven nonlinear systems, and serves as an efficient tool for investigating the fundamental principles that govern the ultrafast…

cond-mat.mtrl-sci2019★ 103 cited

Magnetic and transport properties in magnetic topological insulators MnBi2Te4(Bi2Te3)n (n=1,2)

M. Z. Shi, B. Lei, C. S. Zhu +5

The observation of quantized anomalous Hall conductance in the forced ferromagnetic state of MnBi2Te4 thin flakes has attracted much attentions. However, strong magnetic field is n…

cond-mat.mtrl-sci2019

Decoupling of itinerant and localized -orbital electrons in the compound ScZrCo

Jin Si, Xinwei Fan, Enyu Wang +3

By using the arc-melting method, we successfully synthesized the compound ScZrCo with the space group of -. Both the resistivity and magnetic susceptibility…

cond-mat.mtrl-sci2019★ 30 cited

Band splitting with vanishing spin polarizations in noncentrosymmetric crystals

Kai Liu, Wei Luo, Junyi Ji +3

The Dresselhaus and Rashba effects are well-known phenomena in solid-state physics, in which spin-orbit coupling (SOC) splits spin-up and spin-down energy bands of nonmagnetic non-…

cond-mat.mtrl-sci2019★ 37 cited

Pressure-tunable large anomalous Hall effect of the ferromagnetic kagome-lattice Weyl semimetal Co3Sn2S2

Xuliang Chen, Maoyuan Wang, Chuanchuan Gu +13

We investigate the pressure evolution of the anomalous Hall effect in magnetic topological semimetal Co3Sn2S2 in diamond anvil cells with pressures up to 44.9-50.9 GPa. No evident…

cond-mat.mtrl-sci2019★ 83 cited

VI3: a 2D Ising ferromagnet

Ke Yang, Fengren Fan, Hongbo Wang +2

Two-dimensional (2D) magnetic materials are of great current interest for their promising applications in spintronics. Here we propose the van der Waals (vdW) material VI3 to be a…

cond-mat.mtrl-sci2019★ 101 cited

Superconducting single-layer T-graphene and novel synthesis routes

Qinyan Gu, Dingyu Xing, Jian Sun

Single-layer superconductors are ideal materials for fabricating superconducting nano devices. However, up to date, very few single-layer elemental superconductors have been predic…

cond-mat.mtrl-sci2019★ 35 cited

Electronic Transport Evidence for Topological Nodal-Line Semimetals of ZrGeSe single crystals

Lei Guo, Ting-Wei Chen, Chen Chen +8

Although the band topology of ZrGeSe has been studied via magnetic torque technique, the electronic transport behaviors related to the relativistic Fermions in ZrGeSe are still unk…

cond-mat.mtrl-sci2019★ 3 cited

Projective Quasiparticle Interference of a Single Scatterer to Analyze the Electronic Band Structure of ZrSiS

Wenhao Zhang, Kunliang Bu, Fangzhou Ai +6

Quasiparticle interference (QPI) of the electronic states has been widely applied in scanning tunneling microscopy (STM) to analyze the electronic band structure of materials. Sing…

cond-mat.mtrl-sci2019

Novel mechanism for weak magnetization with high Curie temperature observed in H-adsorption on graphene

J. G. Che

To elucidate the physics underling magnetism observed in nominally nonmagnetic materials with only -electrons, we built an extreme model to simulate H-adsorption (in a straight…

cond-mat.mtrl-sci2019★ 232 cited

Magnetic Skyrmion State in Janus Monolayers of Chromium Trihalides Cr(I,X)3

Changsong Xu, Junsheng Feng, Hongjun Xiang +1

Magnetic skyrmions are nano-scale spin structures that are promising for ultra-dense memory and logic devices. Recent progresses in two-dimensional magnets encourage the idea to re…

cond-mat.mtrl-sci2019★ 78 cited

Giant anisotropic magnetoresistance and nonvolatile memory in canted antiferromagnet Sr2IrO4

Haowen Wang, Chengliang Lu, Jun Chen +5

Antiferromagnets have been generating intense interest in the spintronics community, owing to their intrinsic appealing properties like zero stray field and ultrafast spin dynamics…

cond-mat.mtrl-sci2019★ 62 cited

Imaging Antiferromagnetic Domains in Nickel-oxide Thin Films by Magneto-optical Voigt Effect

Jia Xu, Chao Zhou, Mengwen Jia +9

Recent demonstrations of electrical detection and manipulation of antiferromagnets (AFMs) have opened new opportunities towards robust and ultrafast spintronics devices. However, i…

cond-mat.mtrl-sci2019★ 102 cited

Bethe-Slater-curve-like behavior and interlayer spin-exchange coupling mechanisms in two-dimensional magnetic bilayers

Cong Wang, Xieyu Zhou, Linwei Zhou +5

Layered magnets have recently received tremendous attention, however, spin-exchange coupling mechanism across their interlayer regions is yet to be revealed. Here, we report a Beth…

cond-mat.mtrl-sci2019★ 20 cited

Ba8MnNb6O24: a model two-dimensional spin-5/2 triangular lattice antiferromagnet

R. Rawl, L. Ge, Z. Lu +8

We successfully synthesized and characterized the triangular lattice anitferromagnet BaMnNbO, which comprises equilateral spin-5/2 Mn triangular layers separa…

cond-mat.mtrl-sci2019★ 41 cited

Bidirectional spin-wave-driven domain wall motion in antiferromagnetically coupled ferrimagnets

Se-Hyeok Oh, Se Kwon Kim, Jiang Xiao +1

We investigate ferrimagnetic domain wall dynamics induced by circularly polarized spin waves theoretically and numerically. We find that the direction of domain wall motion depends…

cond-mat.mtrl-sci2019★ 45 cited

Strain engineering of epitaxial oxide heterostructures beyond substrate limitations

Xiong Deng, Chao Chen, Deyang Chen +21

The limitation of commercially available single-crystal substrates and the lack of continuous strain tunability preclude the ability to take full advantage of strain engineering fo…

cond-mat.mtrl-sci2019★ 73 cited

Anomalous thermoelectric effects of ZrTe in and beyond the quantum limit

J. L. Zhang, C. M. Wang, C. Y. Guo +7

Thermoelectric effects are more sensitive and promising probes to topological properties of emergent materials, but much less addressed compared to other physical properties. Zirco…