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Physics Preprint PDF DOI

Enhancing Phase Retrievability of Quantum Channels via Interferometric Coupling

Kai Liu, Deguang Han, Omar Nour ยท 2026

Phase retrievability of a quantum channel asks whether pure states can be reconstructed from suitable measurements. In this paper, we study this problem from three complementary viewpoints: quantum inโ€ฆ

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Physics Preprint PDF DOI

Scalar, electromagnetic, and Dirac perturbations of a regular black hole supported by primordial dark matter

Bekir Can Lutfuoglu ยท 2026

We study massless scalar, electromagnetic, and Dirac perturbations of the exact asymptotically flat regular black hole supported by a phantom Dirac--Born--Infeld scalar. Using the Pad\'e-improved WKB โ€ฆ

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AI & Data Science Preprint PDF DOI

OS-SPEAR: A Toolkit for the Safety, Performance,Efficiency, and Robustness Analysis of OS Agents

Zheng Wu, Yi Hua, Zhaoyuan Huang, Chenhao Xue, Yijie Lu, Pengzhou Cheng, Zongru Wu, Lingzhong Dong, Gongshen Liu, Xinghao Jiang, Zhuosheng Zhang ยท 2026

The evolution of Multimodal Large Language Models (MLLMs) has shifted the focus from text generation to active behavioral execution, particularly via OS agents navigating complex GUIs. However, the trโ€ฆ

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Physics Preprint PDF DOI

Quasinormal Modes, Greybody Factors and Rigorous Bounds for Quantum Oppenheimer-Snyder Black Hole with Quintessential Dark Energy and a String Clouds

W. Sajjad, A. Zahid, M. A. Muawia, M. Azam ยท 2026

We obtained quasinormal modes and greybody factors of the quantum Oppenheimer-Snyder (QOS) black hole with quintessential dark energy and string clouds. We compute the effective potentials of the scalโ€ฆ

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Physics Preprint PDF DOI

Numerical Investigation of Elastically-Mounted tandem Cylinders using an ALE Runge-Kutta Discontinuous Galerkin method

Alexios Papadimitriou, Spyridon Zafeiris, George Papadakis ยท 2026

This work presents a high-order Arbitrary-Lagrangian-Eulerian (ALE) Discontinuous Galerkin framework for simulating multi-body Vortex-Induced Vibrations. The ALE formulation extends a Runge-Kutta Inteโ€ฆ

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Physics Preprint PDF DOI

New non-Euclidean neural quantum states from additional types of hyperbolic recurrent neural networks

H. L. Dao ยท 2026

In this work, we extend the class of previously introduced non-Euclidean neural quantum states (NQS) which consists only of Poincar\'e hyperbolic GRU, to new variants including Poincar\'e RNN as well โ€ฆ

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Physics Preprint PDF DOI

CP violation in $\Sigma^+\to p\ell^+\ell^-$ within the standard model and beyond

Xiao-Gang He, Jusak Tandean, German Valencia ยท 2026

The LHCb collaboration has recently observed the rare hyperon decay $\Sigma^+\to p\mu^+\mu^-$. It can also measure the corresponding antihyperon channel with comparable precision and is thus in a posiโ€ฆ

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Mathematics Preprint PDF DOI

Gyration Stability for Products

Sebastian Chenery ยท 2026

A gyration is an operation on Poincar\'{e} Duality complexes that arises from a certain surgery on the product of a given complex $N$ and a sphere, parametrised by a chosen twisting. Of particular recโ€ฆ

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Physics Preprint PDF DOI

Catalytic Enhancement of Coherence Fraction in Noisy Quantum Channels and Characterization of Strictly Incoherent Operations

Priyabrata Char, Dipayan Chakraborty, Indrani Chattopadhyay, Debasis Sarkar ยท 2026

In realistic quantum information processing tasks, quantum states are inevitably affected by environmental noise, leading to decoherence and degradation of useful quantum resources. The coherence fracโ€ฆ

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Physics Preprint PDF DOI

AutoQResearch: LLM-Guided Closed-Loop Policy Search for Adaptive Variational Quantum Optimization

Monit Sharma, Hoong Chuin Lau ยท 2026

Configuring variational quantum algorithms for combinatorial optimization remains a difficult, expert-driven process requiring coordinated choices over solver family, ansatz, objective, and optimizer.โ€ฆ

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Mathematics Preprint PDF DOI

Perfect matchings and $A_{\alpha}$-spectral radius in 1-binding graphs

Sizhong Zhou, Hongxia Liu ยท 2026

Let $G$ be a graph with vertex set $V(G)$ and edge set $E(G)$. For $\alpha\in[0,1)$, we use $A_{\alpha}(G)$ and $\rho_{\alpha}(G)$ to denote the $A_{\alpha}$-matrix and the $A_{\alpha}$-spectral radiuโ€ฆ

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Physics Preprint PDF DOI

Precision extraction of the deuteron electric polarizability via the Baldin sum rule with full low-energy coverage

Zi-Rui Hao, Gong-Tao Fan, Qian-Kun Sun, Hong-Wei Wang, Hang-Hua Xu, Long-Xiang Liu, Yue Zhang, Jiunn-Wei Chen, Yu-Xuan Yang, Sheng Jin, Kai-Jie Chen, Zhen-Wei Wang, Xiang-Fei Wang, Meng-Ke Xu, Zhi-Cai Li, Pu Jiao, Meng-Die Zhou, Shan Ye, Yu-Long Shen, Yin-Ji Chen, Hao Zhang, Jian-Jun He, Wen-Qing Shen, Yu-Gang Ma ยท 2026

The photodisintegration cross sections of the deuteron have been systematically measured over the photon energy range of 2.33-19.65 MeV at the Shanghai Laser Electron Gamma Source (SLEGS). By applyingโ€ฆ

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Physics Preprint PDF DOI

Probing the electron Yukawa coupling via resonant Higgs boson production at FCC-ee via $e^+e^- \to H \to WW^*$ in lepton-plus-jets final states

Apranik Fatehi, Reza Jafari Seyedabad, Amir Amiri, Kazem Azizi, David d'Enterria, Louis Portales, Michele Selvaggi ยท 2026

We report a detailed simulation study of the search for $s$-channel Higgs boson production in $e^+e^-$ collisions at a center-of-mass (c.m.) energy of $\sqrt{s}=125\,\mathrm{GeV}$ at the CERN Future Cโ€ฆ

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Physics Preprint PDF DOI

Electron-phonon coupling across the TMD/hBN van der Waals interface

G. Gatti, C. Berthod, J. Issing, M. Straub, S. Mandloi, Y. Alexanian, J. Avila, P. Dudin, T. K. Kim, M. D. Watson, C. Cacho, K. Watanabe, T. Taniguchi, W. Wang, N. Clark, R. Gorbachev, N. Ubrig, I. Gutierrez-Lezama, A. F. Morpurgo, A. Tamai, F. Baumberger ยท 2026

Many-body interactions can couple electronic states in one layer with collective excitations in the adjacent layer, providing a route to tailor properties of heterostructures. However, detecting and qโ€ฆ

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Mathematics Preprint PDF DOI

Dimension of the motivic Galois group of a 1-motive

Cristiana Bertolin ยท 2026

We compute the dimension of the motivic Galois group of a 1-motive M defined over the field of complex numbers, expressing it explicitly in terms of the rank of the multiplicative group generated by tโ€ฆ

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AI & Data Science Preprint PDF DOI

Psychologically-Grounded Graph Modeling for Interpretable Depression Detection

Rishitej Reddy Vyalla, Kritarth Prasad, Avinash Anand, Erik Cambria, Shaoxiong Ji, Faten S. Alamri, Zhengkui Wang ยท 2026

Automatic depression detection from conversational interactions holds significant promise for scalable screening but remains hindered by severe data scarcity and a lack of clinical interpretability. Eโ€ฆ

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Computer Science Preprint PDF DOI

New Convex Programming Technique for Nash Social Welfare and Scheduling

Yuda Feng, Weijiang Hu, Shi Li ยท 2026

We propose a new convex programming relaxation for the weighted Nash social welfare (NSW) problem that achieves a matching $(e^{1/e}\approx 1.445)$-approximation via the rounding algorithm of Feng andโ€ฆ

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Physics Preprint PDF DOI

Physical Parameters of 146 Contact Binaries Derived from Light and Radial Velocity Curves

Kai Li, Xiang Gao, Si-Rui Wang, Li-Heng Wang ยท 2026

We present a comprehensive analysis of 146 contact binaries using medium-resolution LAMOST spectra and photometric data from the All-Sky Automated Survey for SuperNovae (ASAS-SN) and the Transiting Exโ€ฆ

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AI & Data Science Preprint PDF DOI

minAction.net: Energy-First Neural Architecture Design -- From Biological Principles to Systematic Validation

Martin G. Frasch ยท 2026

Modern machine learning optimizes for accuracy without explicit treatment of internal computational cost, even though physical and biological systems operate under intrinsic energy constraints. We evaโ€ฆ

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Physics Preprint PDF DOI

Clash of the Trident and Tuning Fork: insights from bar and spiral strength in the (massive black hole)-stellar mass diagrams, and the `Triangal' galaxy evolution schema

Alister W. Graham ยท 2026

The `Triangal' galaxy evolution schema is used to assess whether the Tuning Fork (bar strength) or the van~den~Bergh Trident and ATLAS$^{3D}$ Comb (spiral strength) offer greater evolutionary insight.โ€ฆ

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