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Physics Preprint PDF DOI

Some Properties and Uses of the Species Scale

Luis E. Ibanez · 2026

The 'Species Scale' has proved to be an important concept when studying consistent effective actions in Quantum Gravity. This is a short summary of my contribution to the Corfu Summer Institute in Sep…

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Physics Preprint PDF DOI

Data-Efficient Indentation Size Effect Correction in Steels Using Machine Learning and Physics-Guided Augmentation

Radmir Karamov, Tagir Karamov · 2026

Shallow nanoindentation enables mechanical characterization of thin films, individual phases and other volume-constrained materials, but measured hardness is often inflated by the indentation size eff…

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Physics Preprint PDF DOI

On the proposed concept of mechanical phasons in Ni-Mn-Ga modulated martensite

Petr Sedlak, Tomas Grabec, Hanus Seiner (Institute of Thermomechanics, Czech Academy of Sciences, Prague) · 2026

We discuss modulation phasons as a possible source of unusual elastic behavior of five-layer modulated (10\,M) martensite of the Ni-Mn-Ga shape memory alloy. This material exhibits anomalous macroscop…

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AI & Data Science Preprint PDF DOI

HOI-aware Adaptive Network for Weakly-supervised Action Segmentation

Runzhong Zhang, Suchen Wang, Yueqi Duan, Yansong Tang, Yue Zhang, Yap-Peng Tan · 2026

In this paper, we propose an HOI-aware adaptive network named AdaAct for weakly-supervised action segmentation. Most existing methods learn a fixed network to predict the action of each frame with the…

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Physics Preprint PDF DOI

First-Principles Study of Structural, Electronic, Thermal, and Optical Properties of Quasi-2D C2 N2 O Using GGA and HSE06

Hemn. G. H, Nzar. R. Abdullah, Vidar Gudmundsson · 2026

DFT and AIMD are used to investigate the structural, stability, electronic, thermal, and optical properties of the quasi-2D C2N2O structure. The structure exhibits thermal and energy stability, signif…

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Physics Preprint PDF DOI

Determination of Burgers vectors of dislocations in monoclinic $\beta$-Ga$_2$O$_3$ crystals by large-angle convergent-beam electron diffraction

Yoshihiro Sugawara, Yongzhao Yao, Yukari Ishikawa · 2026

We demonstrate the applicability of large-angle convergent-beam electron diffraction (LACBED) for Burgers vector determination in monoclinic $\beta$-Ga$_2$O$_3$. The inner product $g \cdot b$ in this …

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Physics Preprint PDF DOI

Cosine bands, flat bands and superconductivity in orthorhombic iron selenide

Ian D R Mackinnon, Jose A Alarco · 2026

Electronic band structures (EBSs) for orthorhombic beta FeSe1-x at less than 16 K and up to 23 GPa using experimentally determined cell dimensions are evaluated for cosine-shaped bands near, or crossi…

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Physics Preprint PDF DOI

Universal Complex Quantum-Like Bits from Hermitian Weighted Graphs

Ethan Dickey, Sabre Kais · 2026

We study when block-coupled regular graphs can realize prescribed complex quantum-like bit states as exact synchronized eigenstates. Two regular subgraphs $G_A$ and $G_B$ supply normalized all-ones ei…

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Engineering Preprint PDF DOI

Information-Theoretic Geometry Optimization and Physics-Aware Learning for Calibration-Free Magnetic Localization

Wenxuan Xie, Yuelin Zhang, Qingpeng Ding, Jianghua Chen, Jiewen Tan, Jiwei Shan, Shing Shin Cheng · 2026

Wireless localization of permanent magnets enables occlusion-free guidance for medical interventions, yet its practical accuracy is fundamentally limited by two coupled challenges: the poor observabil…

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AI & Data Science Preprint PDF DOI

Predicting Wind Loads on Container Ships in Harbor Environments through Multi-Fidelity Modeling

Matilde Fiore, Andrea Bresciani, Miguel Alfonso Mendez, Jeroen van Beeck · 2026

Modern container ships face higher wind loads due to increased windage areas, making accurate predictions of wind loads essential for mooring design. Existing empirical models, largely developed for c…

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Physics Preprint PDF DOI

Lagrangian Proper Orthogonal Decomposition

Ron Shnapp, Stefano Brizzolara · 2026

We introduce a modal representation for Lagrangian trajectories in turbulence, termed Lagrangian Proper Orthogonal Decomposition (LPOD). An ensemble of particle trajectories is used to construct veloc…

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AI & Data Science Preprint PDF DOI

Grounding Video Reasoning in Physical Signals

Alibay Osmanli, Zixu Cheng, Shaogang Gong · 2026

Physical video understanding requires more than naming an event correctly. A model can answer a question about pouring, sliding, or collision from textual regularities while still failing to localize …

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Engineering Preprint PDF DOI

Scalable Multimodal Beam Alignment in V2X: An Anti-Imbalance Graph Learning Approach

Jiahui Liang, Shuoyao Wang, Shijian Gao · 2026

Efficient beam alignment is fundamental to high-throughput and reliable connectivity in Vehicle-to-Everything (V2X) systems. However, conventional beam management in dynamic vehicular topologies incur…

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Physics Preprint PDF DOI

Superconductivity induced by altermagnetic spin fluctuations in high-pressure MnB$_4$

Danylo Radevych, Merce Roig, Daniel F. Agterberg, Igor I. Mazin · 2026

Recent experiments found superconductivity in nonmagnetic MnB$_4$ with a high critical temperature ($T_{c}$) reaching 14 K at 158 GPa. However, ab initio calculations of the electron-phonon coupling p…

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Physics Preprint PDF DOI

Pressure-Tuned Competing Electronic States in Layered Tellurides

Mahmoud Abdel-Hafiez, Govindaraj Lingannan, D. A. Chareev, A. N. Vasiliev, Anas Abutaha, Kadir Can Dogan, Mehmet Yagmurcukardes, Mehmet Egilmez, Hasan Sahin, Sami El-Khatib · 2026

Layered transition-metal dichalcogenides (TMDs) host competing electronic states that can be tuned by external perturbations, providing a platform to explore the interplay between disorder, electronic…

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Computer Science Preprint PDF DOI

DECIFR: Domain-Aware Exfiltration of Circuit Information from Federated Gradient Reconstruction

Gijung Lee, Wavid Bowman, Olivia P. Dizon-Paradis, Reiner N. Dizon-Paradis, Ronald Wilson, Damon L. Woodard, Domenic Forte · 2026

Federated Learning (FL) is a promising approach for multiparty collaboration as a privacy-preserving technique in hardware assurance, but its security against adversaries with domain-specific knowledg…

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AI & Data Science Preprint PDF DOI

Multi-modal Test-time Adaptation via Adaptive Probabilistic Gaussian Calibration

Jinglin Xu, Yi Li, Chuxiong Sun, Xiao Xu, Jiangmeng Li, Fanjiang Xu · 2026

Multi-modal test-time adaptation (TTA) enhances the resilience of benchmark multi-modal models against distribution shifts by leveraging the unlabeled target data during inference. Despite the documen…

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Physics Preprint PDF DOI

Questioning MAMI's recent determination of $B_{\Lambda}({_{\Lambda}^3}{\rm H})$

Avraham Gal · 2026

A recent report on ${^7{\rm Li}}(e,e'K^+)$ electroproduction runs by the A1 collaboration at the Mainz Microtron (MAMI) assigns a sharp pion-momentum line at $p_{\pi^-}\approx 113.8\pm 0.1$ MeV/c to $…

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Physics Preprint PDF DOI

Three-dimensional visualization of lattice defects in $\beta$-Ga$_2$O$_3$ via synchrotron-radiation Borrmann-effect X-ray topo-tomography

Yongzhao Yao, Daiki Katsube, Hirotaka Yamaguchi, Shinya Yamaguchi, Daiki Wakimoto, Hironobu Miyamoto, Yukari Ishikawa · 2026

beta-Ga2O3 is a promising material for next-generation power electronics; however, its performance is strongly affected by lattice defects such as dislocations. In this study, we demonstrate three-dim…

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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 · 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 stud…

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