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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

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

A stellated tetrahedron that is probably not Rupert

Tony Zeng · 2026

A convex polyhedron is Rupert if a hole can be cut into it (making its genus $1$) such that an identical copy of the polyhedron can pass through the hole. Resolving a conjecture of Jerrard-Wetzel-Yuan…

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Mathematics Preprint PDF DOI

A structure theorem for sets with doubling $4+\delta$

Yifan Jing, Akshat Mudgal · 2026

We prove a structural result for sets of integers with doubling at most $4 + \delta$, with $\delta>0$ sufficiently small. This generalises earlier work of Eberhard--Green--Manners which dealt with set…

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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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Physics Preprint PDF DOI

Deterministic Realization of Classical Dissipation on Quantum Computers

Muhammad Idrees Khan, Sauro Succi, Hua-Dong Yao · 2026

Lattice Boltzmann (LB) on quantum devices must reconcile unitary gate evolution with the dissipative \emph{collision} step. In the multiple-relaxation-time (MRT) class, we work in the common setting o…

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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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Physics Preprint PDF DOI

Mean-Field Theory for the Three-State Active Lattice Gas Model

Ana L. N. Dias, Ronald Dickman, Tiago Venzel Rosembach · 2026

We develop a mean-field description including spatial structure for a simplified version of the three-state active matter model studied by Venzel et al. (Phys. Rev. E 110, 014109 (2024)). The resultin…

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Computer Science Preprint PDF DOI

GICC: A High-Performance Runtime for GPU-Initiated Communication and Coordination in Modern HPC Systems

Baodi Shan, Mauricio Araya-Polo, Barbara Chapman · 2026

Distributed GPU applications increasingly rely on kernel-level, cross-node coordination to reduce launch overheads and improve compute-communication overlap, but such support is lacking. On OFI-based …

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Education Preprint PDF DOI

Building an inertia dynamometer with vocational students: a low-budget apparatus for teaching rotational dynamics

Stylianos A. Tsilioukas · 2026

We report the design, construction, and classroom use of a low-cost inertia dynamometer, built as a year-long project-based learning (PBL) activity with adult students at a Greek Evening Vocational Hi…

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Computer Science Preprint PDF DOI

Robust Uniform Recovery of Structured Signals from Nonlinear Observations

Pedro Abdalla, Radu Balan, Junren Chen · 2026

While it is well known that the restricted isometry property (RIP) guarantees uniform sparse recovery from noisy linear measurements, uniform recovery of structured signals from nonlinear observations…

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AI & Data Science Preprint PDF DOI

A Multi-Plant Machine Learning Framework for Emission Prediction, Forecasting, and Control in Cement Manufacturing

Sheikh Junaid Fayaz, Nestor D. Montiel-Bohorquez, Wilson Ricardo Leal da Silva, Shashank Bishnoi, Matteo Romano, Manuele Gatti, N. M. Anoop Krishnan · 2026

Cement production is among the largest contributors to industrial air pollution, emitting ~3 Mt NOx/year. The industry-standard mitigation approach, selective non-catalytic reduction (SNCR), exhibits …

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Engineering Preprint PDF DOI

Mass Matrix Assembly on Tensor Cores for Implicit Particle-In-Cell Methods

Luca Pennati, Stefano Markidis · 2026

Matrix-multiply-accumulate (MMA) units, or tensor cores, are now widespread across modern computing architectures. Yet, their use for particle-grid operators remains limited. In implicit particle meth…

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AI & Data Science Preprint PDF DOI

The High Explosives and Affected Targets (HEAT) Dataset

Bryan Kaiser, Kyle Hickmann, Sharmistha Chakrabarti, Soumi De, Sourabh Pandit, David Schodt, Jesus Pulido, Divya Banesh, Christine Sweeney · 2026

Artificial Intelligence (AI) surrogate models provide a computationally efficient alternative to full-physics simulations, but no public datasets currently exist for training and validating models of …

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Physics Preprint PDF DOI

Proximitized Topological Insulator Charge Island Fabricated via In Situ Multi-Angle Stencil Lithography

Benedikt Frohn, Tobias Schmitt, Vanessa Serrano, Anne Schmidt, Michael Schleenvoigt, Albert Hertel, Benjamin Bennemann, Abdur Rehman Jalil, Detlev Grutzmacher, Peter Schuffelgen · 2026

Hybrid superconductor-topological insulator (TI) nanostructures constitute a promising materials platform for exploring proximity-induced superconductivity in systems with topologically protected surf…

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Engineering Preprint PDF DOI

Grid-Supporting Equipment Supply Chains Constrain the Feasible Pace of Power System Expansion

Boyu Yao, Yury Dvorkin · 2026

Power system expansion depends on the equipment required to connect, convert, regulate, and condition electricity, yet grid-supporting equipment (GSE) is rarely modeled as an explicit constraint. We d…

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Engineering Preprint PDF DOI

Physics-informed, Generative Adversarial Design of Funicular Shells

Ruben Lourenco, Iciar Alfaro, Beatriz Moya, Elias Cueto · 2026

Shell structures are pivotal in the fields of architecture and engineering, due to their aesthetic appeal and structural efficiency. Recently, 3D concrete printing has reignited the interest in these …

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Physics Preprint PDF DOI

Flash temperature in sliding contacts: comparing theory with experiments

B.N.J. Persson · 2026

The temperature increase in the contact regions between solids in sliding contact has a huge influence on friction and wear. Here we test an analytical theory for the flash temperature, valid for rand…

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Physics Preprint PDF DOI

Control of turn-to-turn contact resistivity in resistively insulated REBCO coils

Jun Lu, Kwangmin Kim, Iain Dixon, Justin Deterding, Emsley Marks, Brent Jarvis, Denis Markiewicz, Hongyu Bai, Mark Bird · 2026

Resistively insulated (RI) REBCO magnets feature short ramp times and low ramp losses while maintaining the advantages of no-insulation coils with high engineering current density and tolerance for de…

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Mathematics Preprint PDF DOI

Efficient and well-conditioned ghost-point discretization of boundary operators on unfitted domains

Armando Coco, Alessandro Coclite, Stephane Clain, Rui Miguel Pereira · 2026

Unfitted boundary methods are widely used to numerically solve partial differential equations (PDEs) on irregular domains, avoiding the computational burden of generating boundary-conforming grids. In…

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