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Mathematics Preprint PDF DOI

Minimal Parametric Networks in Hyperspaces and their Properties

Arsen Galstyan · 2026

This work investigates minimal parametric networks in hyperspaces of closed subsets of metric spaces endowed with the Hausdorff distance. It is shown that the problems of finding such networks are non…

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Physics Preprint PDF DOI

Mixture-aware closure of the N-phase Navier--Stokes--Cahn--Hilliard mixture model

M.F.P. ten Eikelder, A. Brunk · 2026

Diffuse-interface (phase-field) models are widely used to describe multiphase mixtures and their interfacial dynamics. In multiphase settings, however, the constitutive closure should remain meaningfu…

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Physics Preprint PDF DOI

High-Girth Regular Quantum LDPC Codes from Square-Base Hypergraph Products via CPM Lifts

Koki Okada, Kenta Kasai · 2026

We study square-base Calderbank--Shor--Steane (CSS) hypergraph-product codes as a finite-length class for regular high-girth quantum low-density parity-check (LDPC) design. For base matrices of small …

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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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Mathematics Preprint PDF DOI

Monodromy action of mirror stops for toric Calabi-Yau surfaces

Michela Barbieri, Andrew Hanlon, Jeff Hicks · 2026

Mirror symmetry predicts an action by the fundamental group of a conjectural stringy K\"ahler moduli space on the derived category of an algebraic variety. For a toric variety, a model for this space …

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Physics Preprint PDF DOI

Asymmetric freezing of a sliding droplet on an inclined surface

Sivanandan Kavuri, George Karapetsas, Chander Shekhar Sharma, Kirti Chandra Sahu · 2026

We investigate the asymmetric freezing of a liquid droplet sliding on an inclined cold surface using numerical simulations based on the lubrication approximation. The combined effects of gravity, capi…

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Computer Science Preprint PDF DOI

From Prompt to Physical Actuation: Holistic Threat Modeling of LLM-Enabled Robotic Systems

Neha Nagaraja, Hayretdin Bahsi, Carlo R. da Cunha · 2026

As large language models are integrated into autonomous robotic systems for task planning and control, compromised inputs or unsafe model outputs can propagate through the planning pipeline to physica…

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Mathematics Preprint PDF DOI

Asymptotic Vanishing of Stiefel--Whitney Classes for $\mathrm{GL}_n(\mathbb{F}_q)$

Anwesh Ray · 2026

We study the asymptotic behavior of Stiefel--Whitney classes of irreducible orthogonal representations of the finite general linear groups $\mathrm{GL}_n(\mathbb{F}_q)$. Building on recent formulas ex…

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Physics Preprint PDF DOI

Contrasting Effects of Functionalization in Binary and Medium-Entropy MXene Coatings for Corrosion Protection

Aqsa Fayyaz, Ulises Martin Diaz, Jianyu Dai, Homero Castaneda, Chenglin Wu · 2026

Developing scalable and environmentally benign anticorrosion coatings is critical for protecting steel infrastructure in chloride-rich environments. Here, a nacre-inspired multilayer epoxy coating rei…

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Mathematics Preprint PDF DOI

Improved Penalty Function Approaches for Optimization Problems with General Orthogonality

Yongshen Zhang, Xin Liu, Nachuan Xiao, Chunming Tang · 2026

In this paper, we consider a class of generalized orthogonal optimization constraint problems (GOOCP) over $\mathbb{R}^{n \times p}$, where the variable $X$ is restricted within the intersection of a …

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AI & Data Science Preprint PDF DOI

QYOLO: Lightweight Object Detection via Quantum Inspired Shared Channel Mixing

Garvit Kumar Mittal, Sahil Tomar, Sandeep Kumar · 2026

The rapid advancement of object detection architectures has positioned single stage detectors as the dominant solution for real-time visual perception. A primary source of computational overhead in th…

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Physics Preprint PDF DOI

A radon emanation measurement system at the Carleton Noble Liquid Detector Laboratory

P. Adhikari, M. G. Boulay, R. Crampton, D. Gallacher, M. Perry · 2026

Radon is one of the most important sources of background in rare event search experiments, such as those searching for Dark Matter and neutrinos, due to its unavoidable production from natural uranium…

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Computer Science Preprint PDF DOI

New Parameterized and Exact Exponential Time Algorithms for Strongly Connected Steiner Subgraph

Afrouz Jabal Ameli, Tomohiro Koana, Jesper Nederlof, Shengzhe Wang · 2026

The Strongly Connected Steiner Subgraph (SCSS) problem is a well-studied network design problem that asks for a minimum subgraph that strongly connects a given set of terminals. In this paper, we pres…

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Physics Preprint PDF DOI

Gauge Theoretic Signal Processing II: Zero-Latency Whitening for Early Warning Pipelines

James Kennington, Joshua Black, Zach Yarbrough, Yun-Jing Huang, Chad Hanna, Leo Tsukada, Amanda Baylor, Olivia Godwin, Prathamesh Joshi, Cody Messick, Surabhi Sachdev, Ron Tapia · 2026

Low-latency gravitational-wave search pipelines provide early-warning alerts for multimessenger astrophysical transients. Current pipelines whiten the data stream using acausal, linear-phase filters, …

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Physics Preprint PDF DOI

Operating a contextual Stern-Gerlach apparatus

Th. K. Mavrogordatos · 2026

We propose a contextual cavity/circuit QED analogue and extension of the Stern-Gerlach experiment, where the pseudo-spin of a two-state `atomic' transition plays the role of the ``spin'', while the re…

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Mathematics Preprint PDF DOI

PRP, HS and LS Conjugate Gradient Methods for Interval-Valued Multiobjective Optimization Problems

Tapas Mondal, Debdulal Ghosh, Zai-Yun Peng, Yong Zhao · 2026

In this article, we develop an efficient algorithm based on three special variants of the nonlinear conjugate gradient method, namely, the Polak--Ribiere--Polyak, Hestenes--Stiefel, and Liu--Story sch…

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Biology & Life Sciences Preprint PDF DOI

Persistent and anti-persistent stride-to-stride fluctuations: an ARFIMA decomposition consistent with closed-loop sensorimotor control

Philippe Terrier · 2026

Stride-to-stride fluctuations in human walking carry a fractal correlation structure that reverses sign under external cueing: self-paced gait is persistent, whereas metronomic or visually cued gait i…

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Computer Science Preprint PDF DOI

Exact Mining of Dense Patterns via Direct Evaluation of Local Interval Frequency Using a Sliding Window

Taihei Takahashi, Kanata Takayasu, Satoshi Suga, Satoshi Kurihara · 2026

Accurately extracting patterns that appear frequently only within specific time intervals, together with their dense intervals, is important in many applications such as understanding seasonal demand …

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Computer Science Preprint PDF DOI

Unfolding an Atomistic World: Atomistic Simulation of Reactor Pressure Vessel Steel Across Year-and-Meter Scales

Haozhi Han, Ruge Zhang, Haoquan Chen, Yifeng Chen, Haipeng Jia, Liang Yuan, Yunquan Zhang, Ting Cao, Yunxin Liu, Ya-Qin Zhang, Kun Li · 2026

Lifetime prediction of reactor pressure vessel (RPV) steel requires bridging atomistic degradation mechanisms with service-scale spatial and temporal regimes, from Angstroms and picoseconds to meters …

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Mathematics Preprint PDF DOI

A Retraction-Free EXTRA Method for Decentralized Optimization on the Stiefel Manifold

Shu Li, Jiang Hu · 2026

Decentralized optimization provides a fundamental framework for large-scale learning and signal processing with distributed data. We study decentralized optimization with orthogonality constraints on …

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