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cond-mat.mtrl-sci2026

Enhancing Quasi-Two-Dimensional Electronic Structure in Bi2O2Se via Chlorine Substitution

Yong-Zhen Jiang, Qi-Xun Wen, Xiang Xu +17

Bismuth oxyselenide (Bi2O2Se) has emerged as a leading semiconductor candidate for next-generation electronics and quantum phenomena research. However, its strong ionic interlayer…

cond-mat.mtrl-sci2026

Topological Hall Effect Induced by Chiral Spin Textures at the Ferroelectric/Ferromagnetic Interface

Jingkuan Xiao, Yaqing Han, Jianfeng Guo +25

Chiral spin textures, largely driven by the Dzyaloshinskii-Moriya interaction, offer significant potential for next-generation computing technologies due to their chirality and top…

cond-mat.mtrl-sci2026

Shear-Mode Raman Imaging of Ferroelectric Switching in Multilayer 3-MoS

Yulu Liu, Kenji Watanabe, Takashi Taniguchi +1

We use shear-mode Raman imaging to track ferroelectric switching in multilayer 3-MoS. Within a single flake, mechanically segmented regions respond independently and follow…

cond-mat.mtrl-sci2026

Anomalies in the thermal conductivity of honeycomb antiferromagnet MnPS

Jian Yan, Hiromu Okamoto, Hiroki Yoshida +5

Intrinsic two-dimensional magnets serve as a good platform to explore collective, charge-neutral and low-energy excitations. Distinguishing the crucial role of them in experimental…

cond-mat.mtrl-sci2026★ 11 cited

Sliding Ferroelectricity Induced and Switched Altermagnetism in GaSe-VPSe3-GaSe Sandwiched Heterostructure with Strong Magnetoelectric Effect

Pengqiang Dong, Hanbo Sun, Chao Wu +1

Magnetoelectric coupling is vital for exploring fundamental science and driving the development of high-density memory and energy-efficient spintronic devices. Altermagnets, which…

cond-mat.mtrl-sci2026

Layer-number parity induced topological phase transition

Kai Chen, Junyan Guan, Jiamin Guo +3

We demonstrate that stacking topologically trivial layers, under enforced symmetry restrictions, yields emergent topological phases with protected boundary states. Remarkably, the…

cond-mat.mtrl-sci2025★ 2 cited

Gate tuning of coupled electronic and structural phase transition in atomically thin TaNiSe

Keyu Wei, Yixuan Luo, Kenji Watanabe +3

Realizing an excitonic insulator phase from narrow-gap semiconductors remains challenging, as unambiguous experimental signatures are difficult to establish. TaNiSe has bee…

cond-mat.mtrl-sci2025★ 4 cited

Physical properties and first-principles calculations of an altermagnet candidate CsVTeO

Chang-Chao Liu, Jing Li, Ji-Yong Liu +4

We report the crystal growth, structure, physical properties, and first-principles calculations of a vanadium-based oxytelluride CsVTeO. The material possesses two-…

cond-mat.mtrl-sci2025★ 2 cited

Topological nontrivial berry phase in altermagnet CrSb

Jianhua Du, Xin Peng, Yuzhi Wang +12

The study of topological properties in magnetic materials has long been one of the forefront research areas in condensed matter physics. CrSb, as a prototypical candidate material…

cond-mat.mtrl-sci2025

Design, synthesis, and physical properties of the intergrowth compound EuCuZnAs

Xiyu Chen, Ziwen Wang, Wuzhang Yang +7

The rational combination of existing magnetic topological compounds presents a promising route for designing new topological materials. We report the synthesis and comprehensive ch…

cond-mat.mtrl-sci2025★ 1 cited

Symmetry Analysis of Magnetoelectric Coupling Effect in All Point Groups

Xinhai Tu, Di Wang, Hanjing Zhou +4

Symmetry analysis provides crucial insights into the magnetoelectric coupling effect in type-II multiferroics. In this Letter, we comprehensively investigate couplings between elec…

cond-mat.mtrl-sci2025★ 3 cited

The interplay of ferroelectricity and magneto-transport in non-magnetic moiré superlattices

Siqi Jiang, Renjun Du, Jiawei Jiang +20

The coupling of ferroelectricity and magnetic order provides rich tunability for engineering material properties and demonstrates great potential for uncovering novel quantum pheno…

cond-mat.mtrl-sci2025★ 6 cited

Generation of Pure Spin Current with Insulating Antiferromagnetic Materials

Yingwei Chen, Junyi Ji, Liangliang Hong +2

The generation of pure spin currents is critical for low-dissipation spintronic applications, yet existing methods relying on spin-orbit coupling or ferromagnetic interfaces face c…

cond-mat.mtrl-sci2025★ 3 cited

Interplay of magnetic ordering and charge transport in a distorted ScAlC-type GdZnAs

Zhiyu Zhou, Xiyu Chen, Jia-Yi Lu +5

We present the synthesis and characterization of GdZnAs, a previously unreported variant of the family ( = lanthanides; = Zn, Cd; = P, As), prepared in…

cond-mat.mtrl-sci2025★ 7 cited

Deterministic Switching of the Néel Vector by Asymmetric Spin Torque

Shui-Sen Zhang, Zi-An Wang, Bo Li +5

Néel vector, the order parameter of collinear antiferromagnets, serves as a state variable in associated antiferromagnetic (AFM) spintronic devices to encode information. A determi…

cond-mat.mtrl-sci2025★ 4 cited

Observation of universal topological magnetoelectric switching in multiferroic GdMn2O5

Haowen Wang, Fan Wang, Ming Yang +7

Topological magnetoelectricity was recently revealed as an emergent topic, which opens a unique route to precisely control magnetoelectric functionality. Here we report the synchro…

cond-mat.mtrl-sci2025

Synthesis of intrinsic magnetic topological insulator MnBi2nTe3n+1 family by chemical vapor transport method with feedback regulation

Heng Zhang, Yiying Zhang, Yong Zhang +12

MnBi2nTe3n+1 (MBT) is a representative family of intrinsic magnetic topological insulators, in which numerous exotic phenomena such as the quantum anomalous Hall effect are expecte…

cond-mat.mtrl-sci2025★ 2 cited

Altermagnetic type-II Multiferroics with Néel-order-locked Electric Polarization

Wen-Ti Guo, Junqi Xu, Yurong Yang +2

Altermagnetism, an emergent magnetic phase featuring compensated collinear magnetic moments and momentum-dependent spin splittings, has recently garnered widespread interest. A cri…

cond-mat.mtrl-sci2025★ 1 cited

Structural design and multiple magnetic orderings of the intergrowth compound EuCuMnP

Xiyu Chen, Ziwen Wang, Wuzhang Yang +6

We report the design, synthesis, crystal structure, and physical properties of a layered intergrowth compound, EuCuMnP. The structure of EuCuMnP features an…

cond-mat.mtrl-sci2025★ 7 cited

Ab Initio Theory of Phonon Magnetic Moment Induced by Electron-Phonon Coupling in Magnetic Materials

Fuyi Wang, Xinqi Liu, Hong Sun +5

Circularly polarized phonons, characterized by nonzero angular momenta and magnetic moments, have attracted extensive attention. However, a long-standing critical issue in this fie…

cond-mat.mtrl-sci2025

Revealing Spin and Spatial Symmetry Decoupling: New Insights into Magnetic Systems with Dzyaloshinskii-Moriya Interaction

Yuxuan Mu, Di Wang, Xiangang Wan

It is widely accepted that spin-orbit coupling (SOC) generally locks spin and spatial degrees of freedom, as a result, the spin, despite being an axial vector, is fixed and cannot…

cond-mat.mtrl-sci2025★ 5 cited

Interlayer Hopping between Surface Mott Insulator and Bulk Band Insulator in layered 1T-TaS_{2}

Zijian Lin, Jie Li, Xiaodong Cao +7

In condensed matter physics, various mechanisms give rise to distinct insulating phases. The competition and interplay between these phases remain elusive, even for the seemingly m…

cond-mat.mtrl-sci2025★ 12 cited

Magnetic switching of phonon angular momentum in a ferrimagnetic insulator

Fangliang Wu, Jing Zhou, Song Bao +4

Circularly polarized phonons offer a new route for mediating angular momentum in solids. However, controlling phonon angular momentum without altering the material's structure or c…

cond-mat.mtrl-sci2024★ 18 cited

Scaling Behavior of Magnetoresistance and Hall Resistivity in Altermagnet CrSb

Xin Peng, Yuzhi Wang, Shengnan Zhang +14

The discovery of altermagnet (AM) marks a significant advancement in magnetic materials, combining characteristics of both ferromagnetism and antiferromagnetism. In this Letter, we…