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Physics Preprint PDF DOI

Quantum Scalar Spin Chirality in Coplanar Kagome Antiferromagnets

Nanse Esaki, Gyungchoon Go, Se Kwon Kim ยท 2026

We theoretically demonstrate that quantum fluctuations inherent to antiferromagnets can generate scalar spin chirality at zero temperature even in coplanar ordered magnets. In a kagome antiferromagnetโ€ฆ

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Physics Preprint PDF DOI

Exotic Spin Excitation Continuum in a Weakly Coupled Quantum Chainsaw Antiferromagnet

Asiri Thennakoon, Prena Chaudhary, Sankha Subhra Bakshi, Tommy Park, Tristen Lowrey, Daniel Pajerowski, Christina Hoffmann, Junghong H. He, Hiroaki Ueda, Collin Broholm, Gia-Wei Chern, Seung-Hun Lee ยท 2026

Collective motions in strongly interacting magnets involve many spins and are often described in terms of integer-spin excitations. However, in certain cases, the collective motion can behave as if thโ€ฆ

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Physics Preprint PDF DOI

Schwinger-Boson Mean-Field Study of the Anisotropic Kagome Antiferromagnet

Sankha Subhra Bakshi, Brandon B. Le, Seung-Hun Lee, Gia-Wei Chern ยท 2026

We investigate the effect of spatial exchange anisotropy on the spin-$1/2$ kagome antiferromagnet using Schwinger-boson mean-field theory. The anisotropy is introduced by strengthening the Heisenberg โ€ฆ

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Physics Preprint PDF DOI

Finite-Temperature Ferromagnetic Correlations of the Kagome Lattice Hubbard Model

Francisco Correia, Kyle Corbett, Ehsan Khatami ยท 2026

The Kagome lattice Fermi-Hubbard model is one of the most physically rich, and at the same time most challenging, models to study in strongly-correlated physics. Among its special features are geometrโ€ฆ

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Physics Preprint PDF DOI

Revealing magnetism in the distorted kagome $R$Ti$_3$Bi$_4$ ($R$ = Nd, Sm, Gd) via ARPES and XMCD

C. Lim, F. Ballester, A. Kar, M. Alkorta, D. Subires, J. Dai, M. Tallarida, E. Vescovo, T. K. Kim, C. Cacho, C. Yi, S. Roychowdhury, A. Kumar Sharma, Y. Choi, G. Fabbris, J. Strempfer, P. Gargiani, C. Shekhar, C. Felser, I. Errea, M. G. Vergniory, S. Blanco-Canosa ยท 2026

Kagome materials are known for hosting emergent quantum phenomena driven by the interaction between different lattice, charge and spin orders. Here, we present a detailed angle resolved photoemission โ€ฆ

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Physics Preprint PDF DOI

Magnetononlinear Hall effect from multigap topology in metal-organic frameworks

Chun Wang Chau, Wojciech J. Jankowski, Bo Peng, Robert-Jan Slager ยท 2026

We unveil that non-Abelian multigap band topology characterized by nontrivial Euler class invariants induces observable magnetononlinear Hall transport phenomena. We demonstrate these effects in a higโ€ฆ

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Mathematics Preprint PDF DOI

From Soliloquy to Agora: Memory-Enhanced LLM Agents with Decentralized Debate for Optimization Modeling

Jianghao Lin, Zi Ling, Chenyu Zhou, Tianyi Xu, Ruoqing Jiang, Zizhuo Wang, Dongdong Ge ยท 2026

Optimization modeling underpins real-world decision-making in logistics, manufacturing, energy, and public services, but reliably solving such problems from natural-language requirements remains challโ€ฆ

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AI & Data Science Preprint PDF DOI

Neural Grammatical Error Correction for Romanian

Teodor-Mihai Cotet, Stefan Ruseti, Mihai Dascalu ยท 2026

Resources for Grammatical Error Correction (GEC) in non-English languages are scarce, while available spellcheckers in these languages are mostly limited to simple corrections and rules. In this paperโ€ฆ

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Physics Preprint PDF DOI

Thermometry for a Kagome Lattice Dipolar Rydberg Simulator

Erik Fitzner, Igor Lesanovsky, Bjorn Sbierski ยท 2026

We propose an accurate thermometry approach for Rydberg atom tweezer arrays combining data from correlation and local susceptibility measurements with a theoretical high-temperature expansion method fโ€ฆ

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Physics Preprint PDF DOI

Intertwined charge density wave, tunable anti-dome superconductivity, and topological states in kagome metal VSn

Shu-Xiang Qiao, Ya-Ping Li, Jie Zhang, Yi Wan, Na Jiao, Meng-Meng Zheng, Hong-Yan Lu, Ping Zhang ยท 2026

These years, kagome materials with 1:1 stoichiometry have garnered increasing attention, among which FeSn, CoSn, and FeGe have been the focus of current studies. However, all of them are antiferromagnโ€ฆ

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Physics Preprint PDF DOI

Discovery of parity-violating chiral polar-nematic charge density wave and superconductivity in kagome metals

Xingwei Shi, Geng Li, Zhan Wang, Chuqi Zhang, Ke Zhu, Keyu Zeng, Zikun Tang, Li Huang, Zhen Zhao, Jianping Sun, Xiao Liu, Jin-Guang Cheng, Chengmin Shen, Shu Ping Lau, Kian Ping Loh, Haitao Yang, Xiao Lin, Ziqiang Wang, Hong-Jun Gao ยท 2026

Nonmagnetic kagome metals and superconductors AV3Sb5 (A = K, Rb, Cs) host unconventional charge density wave (CDW) and superconducting (SC) phases accompanied by multiple electronic symmetry breaking.โ€ฆ

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Physics Preprint PDF DOI

Four-layer charge density waves and chirality in CsV$_3$Sb$_5$

Fernando de Juan, Mark H. Fischer ยท 2026

The kagome superconductor CsV$_3$Sb$_5$ is the only one in the AV$_3$Sb$_5$ family (A=K,Rb,Cs) that shows a $2\times2\times4$ charge-density-wave (CDW) ground state competing with the more common $2\tโ€ฆ

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Physics Preprint PDF DOI

Triple-${\bf Q}$ collinear state with compensated ferrimagnetic nature on frustrated kagome lattice

Kazushi Aoyama, Hikaru Kawamura ยท 2026

Spin-selective band splitting without net magnetization and spin-orbit couplings serves for a next-generation spin-current generator, and its typical platforms are altermagnets and compensated ferrimaโ€ฆ

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Physics Preprint PDF DOI

Energy landscape of the kagome antiferromagnet: Characterization of multiple energy scales

Brandon B. Le, Seung-Hun Lee, Gia-Wei Chern ยท 2026

We investigate the energy landscape of the kagome Heisenberg antiferromagnet within its coplanar ground-state manifold. Although coplanar states are degenerate at harmonic order, transitions between tโ€ฆ

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Physics Preprint PDF DOI

Microscopic Theory of Acoustic Phonon Scattering by Charge-Density-Wave Fluctuations

Han Huang ยท 2026

Charge-density-wave (CDW) order in correlated metals originates in a peaked electronic susceptibility at a finite wavevector $\mathbf Q_0$, set either by Fermi-surface features (nesting or saddle-poinโ€ฆ

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Physics Preprint PDF DOI

Antiferromagnetic Dimers in the Parent Phase of a Correlated Kagome Superconductor

Yifan Wang, Chenchao Xu, Yi Liu, Jinke Bao, Jiayu Guo, Xiaoran Yang, Yuiga Nakamura, Hiroshi Fukui, Taishun Manjo, Daisuke Ishikawa, Alfred Q. R. Baron, Saizheng Cao, Rui Li, Zilong Li, Yanan Zhang, Ruihan Chen, Ming Shi, Huiqiu Yuan, Guanghan Cao, Chao Cao, Yu Song ยท 2026

Kagome metals are prone to charge-density wave (CDW), magnetic, and superconducting phases, with their flat electronic band conducive for correlated physics. In contrast to the weakly correlated $A$V$โ€ฆ

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Computer Science Preprint PDF DOI

Too Private to Tell: Practical Token Theft Attacks on Apple Intelligence

Haoling Zhou, Shixuan Zhao, Chao Wang, Zhiqiang Lin ยท 2026

Apple Intelligence is a generative AI (GenAI) service provided by Apple on its devices. While offering a similar set of features as other similar GenAI services, Apple Intelligence is claimed to be deโ€ฆ

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AI & Data Science Preprint PDF DOI

Intermediate Layers Encode Optimal Biological Representations in Single-Cell Foundation Models

Vincenzo Yuto Civale, Roberto Semeraro, Andrew David Bagdanov, Alberto Magi ยท 2026

Current single-cell foundation model benchmarks universally extract final layer embeddings, assuming these represent optimal feature spaces. We systematically evaluate layer-wise representations from โ€ฆ

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Physics Preprint PDF DOI

Discovery of an odd-parity f-wave charge order in a kagome metal

Jiangchang Zheng, Caiyun Chen, Ruiqin Fu, Luca Buiarelli, Zihan Lin, Fazhi Yang, Tianhao Guo, Ganesh Pokharel, Andrea Capa Salinas, Sen Zhou, Turan Birol, Stephen D. Wilson, Junzhang Ma, Daniel J. Schultz, Xianxin Wu, Berthold Jack ยท 2026

The spontaneous breaking of symmetries is a cornerstone of physics, defining the phases of matter from the cosmological scale to the quantum realm. In condensed matter, electronic orders are classifieโ€ฆ

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Physics Preprint PDF DOI

Tunable bifurcation of magnetic anisotropy and bi-oriented antiferromagnetic order in kagome metal GdTi3Bi4

Jianfeng Guo, Shiyu Zhu, Runnong Zhou, Ruwen Wang, Yunhao Wang, Jianping Sun, Zhen Zhao, Xiaoli Dong, Jinguang Cheng, Haitao Yang, Jiang Xiao, Hong-Jun Gao ยท 2026

The novel kagome family RTi3Bi4 (R: rare-earth) offers a unique platform for exploring distinctive physical phenomena such as anisotropy, spin density wave, and anomalous Hall effect. In particular, tโ€ฆ

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