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20192022
most citedGapless surface Dirac cone in antiferromagnetic topological insulator MnBiTe

343 citations

Showing 2021Show all

9 papers · 1 filter

math.NA2021★ 17 cited

A provably efficient monotonic-decreasing algorithm for shape optimization in Stokes flows by phase-field approaches

Futuan Li, Jiang Yang

In this work, we study shape optimization problems in the Stokes flows. By phase-field approaches, the resulted total objective function consists of the dissipation energy of the f…

cond-mat.mtrl-sci2021★ 25 cited

Chiral Dirac-like fermion in spin-orbit-free antiferromagnetic semimetals

Pengfei Liu, Ao Zhang, Jingzhi Han +1

Dirac semimetal is a phase of matter, whose elementary excitation is described by the relativistic Dirac equation. In the limit of zero mass, its parity-time symmetry enforces the…

physics.flu-dyn2021★ 24 cited

Effective boundary conditions for dynamic contact angle hysteresis on chemically inhomogeneous surfaces

Zhen Zhang, Xianmin XU

Recent experiments (Guan et al. 2016a,b) showed many interesting phenomena on dynamic contact angle hysteresis while there is still a lack of complete theoretical interpretation. I…

cond-mat.mtrl-sci2021★ 28 cited

Fragile Symmetry-Protected Half Metallicity in Two-Dimensional van der Waals Magnets: A Case Study of Monolayer FeCl2

Qiushi Yao, Jiayu Li, Qihang Liu

Two-dimensional (2D) half-metallic materials are of great interest for their promising applications in spintronics. Although numerous of 2D half-metals have been proposed theoretic…

physics.flu-dyn2021★ 29 cited

A Thermodynamically Consistent Model and Its Conservative Numerical Approximation for Moving Contact Lines with Soluble Surfactants

Quan Zhao, Weiqing Ren, Zhen Zhang

We derive a continuum sharp-interface model for moving contact lines with soluble surfactants in a thermodynamically consistent framework. The model consists of the isothermal two-…

cond-mat.mtrl-sci2021★ 239 cited

Spin-group symmetry in magnetic materials with negligible spin-orbit coupling

Pengfei Liu, Jiayu Li, Jingzhi Han +2

Symmetry formulated by group theory plays an essential role with respect to the laws of nature, from fundamental particles to condensed matter systems. Here, by combining symmetry…

cond-mat.mtrl-sci2021★ 95 cited

Three-dimensional Dirac Phonons with Inversion Symmetry

Zhongjia Chen, Rui Wang, Bowen Xia +4

Dirac semimetals associated with bulk Dirac fermions are well-known in topological electronic systems. In sharp contrast, three-dimensional (3D) Dirac phonons in crystalline solids…

cond-mat.mtrl-sci2021★ 16 cited

Koopmans' theorem as the mechanism of nearly gapless surface states in self-doped magnetic topological insulators

Weizhao Chen, Yufei Zhao, Qiushi Yao +2

The magnetization-induced gap at the surface state is widely believed as the kernel of magnetic topological insulators (MTIs) because of its relevance to various topological phenom…

cond-mat.mtrl-sci2021★ 60 cited

Straight nodal-line phonons in symmorphic space groups

Guang Liu, Yuanjun Jin, Zhongjia Chen +1

Based on first-principles calculations and effective model analysis, all possible straight nodal-line phonons in symmorphic space groups are uncovered. A classification of two-band…