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Physics Preprint PDF DOI

Permutation Invariant Optimization Problems in Quantum Information Theory: A Framework for Channel Fidelity and Beyond

Bjarne Bergh, Marco Parentin ยท 2026

Exploiting permutation invariance to reduce the exponential scaling of semidefinite programs in quantum information has emerged as a powerful computational technique. In this work, we develop a systemโ€ฆ

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Physics Preprint PDF DOI

Pareto Frontier of Neural Quantum States: Scalable, Affordable, and Accurate Convolutional Backflow for Strongly Correlated Lattice Fermions

Yuntian Gu, Zeyao Han, Wenrui Li, Zhiyu Xiao, Tao Xiang, Mingpu Qin, Liwei Wang, Dingshun Lv ยท 2026

Neural Quantum States (NQS) are now among the most accurate methods for studying strongly correlated many-fermion systems, outperforming existing many-body approaches for large systems. However, NQS cโ€ฆ

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Physics Preprint PDF DOI

Effect of neutron-proton asymmetry on the $^3$H clustering in Boron isotopes

J. L. Jin, Q. Zhao, P. J. Li, M. Kimura, D. Beaumel, B. Zhou, J. L. Tian ยท 2026

To investigate the influence of neutron-proton asymmetry on the formation of asymmetric clusters, we perform a systematic comparative study of $^{3}$H and $\alpha$ cluster preformation in the Boron isโ€ฆ

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Physics Preprint PDF DOI

Non-Abelian Particle-Loop, Fracton, and Planon Condensation in Cage-Net Models

Yifei Wang, Yu Zhao, Yingcheng Li, Hao Song, Yidun Wan ยท 2026

We present a framework for non-Abelian p-loop, fracton, and planon condensation in 3+1 dimensions by constructing extended cage-net fracton models using decoupled layers of the Hu-Geer-Wu (HGW) stringโ€ฆ

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Physics Preprint PDF DOI

Disentangling the Effect of Ionic Coupling and Multiple Interfering Terms in Attosecond Molecular Interferometry

Ioannis Makos, Jakub Benda, David Busto, Benjamin Steiner, Barbara Merzuk, Serguei Patchkovskii, Van-Hung Hoang, Uwe Thumm, Zdenek Masin, Giuseppe Sansone ยท 2026

Attosecond interferometry in a two-color field is central to attosecond metrology and spectroscopy. In this technique, a photoelectron wave packet is released when a single photon from an extreme ultrโ€ฆ

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Physics Preprint PDF DOI

Persistent Fermi Pockets and Robust Electron Pairing in Lightly Doped CuO$_2$ Planes of Cuprate Superconductors

Hao Chen, Jumin Shi, Yinghao Li, Xiangyu Luo, Yiwen Chen, Chaohui Yin, Yingjie Shu, Jiuxiang Zhang, Taimin Miao, Bo Liang, Wenpei Zhu, Neng Cai, Xiaolin Ren, Chengtian Lin, Shenjin Zhang, Zhimin Wang, Fengfeng Zhang, Feng Yang, Qinjun Peng, Zuyan Xu, Guodong Liu, Hanqing Mao, Xintong Li, Tao Xiang, Lin Zhao, X. J. Zhou ยท 2026

High temperature superconductivity in cuprate superconductors is generally considered to be generated from doping the Mott insulators. The fundamental nature of the doped parent compounds as well as tโ€ฆ

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Physics Preprint PDF DOI

Accelerating quantum Gibbs sampling without quantum walks

Jiaqi Leng, Jiaqing Jiang, Lin Lin ยท 2026

Szegedy's quantum walk gives a generic quadratic speedup for reversible classical Markov chains, but extending this mechanism to quantum Gibbs sampling has remained challenging beyond special cases. Wโ€ฆ

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Physics Preprint PDF DOI

The abundance and radial distribution of faint and ultra-faint dwarfs in galaxy clusters

Pradyumna Sadhu, Laura V. Sales, Julio F. Navarro, Raphael Errani, Jose Benavides, Eric W. Peng ยท 2026

Cosmological simulations of galaxy clusters are unable to resolve dwarf galaxies due to limited numerical resolution which drives the artificial disruption of dark matter substructures. We address theโ€ฆ

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Physics Preprint PDF DOI

A homogeneous three-dimensional view of Molecular Cloud kinematics out to 2.5 kpc. Using Young Stellar Objects and Open Clusters as complementary tracers

Xabier Perez-Couto, Santiago Torres, Nuria Miret-Roig, Friedrich Anders, Alexander J. Mustill, Eva Villaver, Minia Manteiga ยท 2026

Understanding the large-scale dynamics of molecular clouds (MCs) is crucial for constraining the processes that govern star formation and the structure and evolution of the Galaxy. While gas tracers hโ€ฆ

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Physics Preprint PDF DOI

Radial evolution of Alfv\'en wave Parametric Decay Instability in the near-Sun solar wind: Effects of Temperature Anisotropy

Hayato Saguchi, Yohei Kawazura, Munehito Shoda, Yuto Katoh ยท 2026

Parametric decay instability (PDI) of Alfv\'en wave is thought to play an important role in the dissipation of the large-amplitude Alfv\'en waves and in the heating of magnetized plasmas. Temperature โ€ฆ

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Physics Preprint PDF DOI

$3d_{z^2}$ orbital delocalization and magnetic collapse in superconducting (La,Pr)$_3$Ni$_2$O$_{7-\delta}$ films

Xiaoyang Chen, Wenliang Zhang, Fei Peng, Ting Cui, Guangdi Zhou, Zezhong Li, Jaewon Choi, Lizhi Xu, Yiu-Fung Chiu, Stefano Agrestini, Sahil Tippireddy, Haoliang Huang, Heng Wang, Xianfeng Wu, Peng Li, Jin-Feng Jia, Mirian Garcia-Fernandez, Yi Lu, Er-Jia Guo, Qi-Kun Xue, Zhuoyu Chen, Donglai Feng, Ke-Jin Zhou ยท 2026

The recent discovery of Ruddlesden--Popper (RP) nickelate thin-film superconductors has opened a new frontier in unconventional superconductivity. Its realization requires both compressive epitaxial sโ€ฆ

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Physics Preprint PDF DOI

Navigating Order-(Dis)Order Family Trees via Group-Subgroup Transitions

Shuya Yamazaki, Yuyao Huang, Martin Hoffmann Petersen, Wei Nong, Kedar Hippalgaonkar ยท 2026

As closed-loop materials discovery systems scale to produce millions of candidate compounds, the credibility of the novelty they reward becomes a critical concern. Novelty is commonly assessed againstโ€ฆ

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Physics Preprint PDF DOI

Neutron and X-ray Diffraction Reveal the Limits of Long-Range Machine Learning Potentials for Medium-Range Order in Silica Glass

Sai Harshit Balantrapu, Atul C. Thakur, Chris Benmore, Ganesh Sivaraman ยท 2026

Glassy silica is a foundational material in optics and electronics, yet accurately predicting its medium-range order (MRO) remains a major challenge for machine-learning interatomic potentials (MLIPs)โ€ฆ

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Physics Preprint PDF DOI

Stripping Symmetry: Electrochemical Oxidation to a Superconducting Polar Metal in Au2Pb0.914P2

Scott B. Lee, Stephanie R. Dulovic, Joseph W. Stiles, Xin Zhang, Fatmagul Katmer, Sudipta Chatterjee, Jaime Moya, Allana G. Iwanicki, Abby N. Neill, Chris Lygouras, Tieyan Chang, Tyrel M. McQueen, Yu-Sheng Chen, Leslie M. Schoop ยท 2026

Polar metals and noncentrosymmetric superconductors are exceptionally rare, yet their broken inversion symmetry can give rise to emergent electronic phenomena including mixed singlet-triplet supercondโ€ฆ

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Physics Preprint PDF DOI

Magnetism and symmetry of superconducting gap in LaFeAsO from dynamical mean-field theory

S. L. Skornyakov, V. I. Anisimov, A. A. Katanin ยท 2026

By employing a combined method of density functional theory and dynamical mean field theory (DFT+DMFT) we investigate the effect of electronic correlations on the magnetic and superconducting propertiโ€ฆ

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Physics Preprint PDF DOI

Efficiently emulating distribution functions in gigaparsec volumes for varying cosmological parameters

Christopher C. Lovell, Max E. Lee, William J. Roper, Daniel Angles-Alcazar, Shy Genel, Shivam Pandey, Francisco Villaescusa-Navarro ยท 2026

We present a new method for emulating the halo mass function (HMF) and other distribution functions in large effective volumes, down to low halo masses, whilst simultaneously modifying large ranges ofโ€ฆ

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Physics Preprint PDF DOI

Metal Atom (Dis)Order and Superconductivity in YCaH$_{n}$ ($n=8-20$) High-Pressure Superhydrides

Masashi W. Kimura, Seong Won Jang, Nisha Geng, Eva Zurek ยท 2026

High-pressure superhydrides have attracted much attention due to their high superconducting critical temperatures ($T_\text{c}$s). Herein, density functional theory (DFT) calculations are used to studโ€ฆ

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Disambiguating electrical detection of magnetization dynamics in magnetic insulators

Hanchen Wang, William Legrand, Shangyuan Wang, Davit Petrosyan, Hiroki Matsumoto, Richard Schlitz, Ka Shen, Pietro Gambardella ยท 2026

Electrical detection of magnetization dynamics in magnetic insulators underpins both fundamental studies of magnon transport and the development of low-loss magnonic devices. In heavy-metal/magnetic-iโ€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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Physics Preprint PDF DOI

Low temperature Spin freezing and Diffuse Magnetic Correlations in Tb$_{2}$Zr$_{2-x}$Ti$_{x}$O$_{7}$ (x = 0, 0.5)

Sujata Singh, Leon Carstens, M. Duc Le, R. Klingeler, C.S. Yadav ยท 2026

Structural disorder in the magnetically frustrated pyrochlore system leads to intriguing magnetic states. We present the thermodynamic behavior and short range magnetic correlations in Tb$_{2}$Zr$_{2}โ€ฆ

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