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Computer Science Preprint PDF DOI

treVM: Tiny Rust Embedded Virtual Machines with WASM on Variable Resource-Constrained Hardware

Antoine Lavandier, Bastien Buil, Chrystel Gaber, Emmanuel Baccelli · 2026

Software stacks embedded on microcontroller-based hardware typically provide rudimentary APIs programmed in C/C++, basic connectivity and, sometimes, a firmware update mechanism. Such coarse mechanism…

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Physics Preprint PDF DOI

Confinement-Connectivity Coupling Enables High-Efficiency Piezoionic Transduction

Tofayel Ahammad Ovee, Daniel Kroeger, Jean-Francois Louf · 2026

Piezoionic hydrogels offer a route to mechanically driven bioelectronic interfaces, but their output is limited by rapid, symmetric ion redistribution that dissipates charge gradients. In biological e…

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Computer Science Preprint PDF DOI

Improved Approximation Algorithm for Maximum Balanced Biclique

Pasin Manurangsi · 2026

We study the Maximum Balanced Biclique (MBB) problem: Given a bipartite graph $G$ with $n$ vertices on each side, find a balanced biclique in $G$ with maximum size. We give a polynomial-time $\left(\f…

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AI & Data Science Preprint PDF DOI

Population Dynamics in ARIEL Robotics Systems Featuring Embodied Evolution via Spatial Mating Mechanisms

Victoria Peterson, Akshat Srivastava, Raghav Prabhakar · 2026

We present a Spatially Embedded Evolutionary Algorithm where robot individuals exist in a physically simulated 2D environment, must navigate to encounter potential mates, and compete for survival unde…

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Computer Science Preprint PDF DOI

Embedded Rust or C Firmware? Lessons from an Industrial Microcontroller Use Case with Ariel OS

Bipin Thapa, Daniele Alfonso, Lorenzo Bini, Licio Mapelli, Kaspar Schleiser, Romain Fouquet, Emmanuel Baccelli · 2026

As Rust gains traction for developing safer systems software, a reality check for the microcontroller hardware segment becomes necessary. How ready is the Rust ecosystem for this segment? Can Rust com…

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Physics Preprint PDF DOI

Intertwined charge density wave, tunable anti-dome superconductivity, and topological states in kagome metal VSn

Shu-Xiang Qiao, Ya-Ping Li, Jie Zhang, Yi Wan, Na Jiao, Meng-Meng Zheng, Hong-Yan Lu, Ping Zhang · 2026

These years, kagome materials with 1:1 stoichiometry have garnered increasing attention, among which FeSn, CoSn, and FeGe have been the focus of current studies. However, all of them are antiferromagn…

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Mathematics Preprint PDF DOI

Sharp bounds for covering with large cliques and independent sets

Veronica Bitonti, Emma Hogan, Tommy Walker Mackay · 2026

Let $n(k_1, k_2)$ be the least integer $n$ such that there exists a graph on $n$ vertices in which every vertex is contained in both a clique of size $k_1$ and an independent set of size $k_2$. Recent…

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Earth & Environmental Sciences Preprint PDF DOI

Beyond the mass-radius plane: Integrated radiative-convective and interior structure simulations of the exoplanet continuum

Harrison Nicholls, Oliver Shorttle, Tim Lichtenberg, Flavia Pascal · 2026

Static structure models, which map mass-radius constraints to bulk planet composition, are frequently used to categorise exoplanets due to their computational efficiency and the high-level insight the…

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Computer Science Preprint PDF DOI

Submodular Max-Min Allocation under Identical Valuations

Kimon Boehmer · 2026

In the problem of Submodular Max-Min Allocation, we are given a set of items, a set of players, and monotone submodular valuation functions that represent the satisfaction of a player with a certain s…

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Earth & Environmental Sciences Preprint PDF DOI

The GAPS Programme at TNG. LXXIII. Confirmation of the hot sub-Neptune TOI-4602 b (HD 25295 b), a key target for future atmospheric characterization

C. Di Maio, S. Benatti, D. Locci, R. Spinelli, M. Baratella, K. Biazzo, J. Maldonado, A. F. Lanza, C. Dorn, P. E. Cubillos, A. Salmi, A. Maggio, L. Naponiello, F. Marzari, G. Micela, V. Fardella, L. Malavolta, M. Damasso, A. Sozzetti, G. Mantovan, D. Nardiello, I. Carleo, R. Claudi, R. Cosentino, M. Gonzalez, D. Muthukrishna, M. Pinamonti, T. Zingales · 2026

Precise mass and radius measurements of small, transitional exoplanets, such as super-Earths and sub-Neptunes, are essential to constrain their bulk density and formation history, serving as prerequis…

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Earth & Environmental Sciences Preprint PDF DOI

On the Information Content of Ariel Transmission Spectra: Reassessing the Tier System

Michael Radica, Nicolas B. Cowan, Ryan Cloutier, Leo Yang Wang · 2026

The European Space Agency's Ariel mission will conduct a survey of the atmospheric properties of exoplanets around bright stars. The mission is nominally divided into three Tiers. The Tier 1 survey wi…

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Physics Preprint PDF DOI

Stability and superstructural ordering of alkali-triel-pnictide clathrates A$_8$T$_{27}$Pn$_{19}$

Frank Cerasoli, Xiaochen Jin, Genevieve Amobi, Kirill Kovnir, Davide Donadio · 2026

Clathrates are a class of inclusion compounds that offer various useful and surprising phenomena, including superconductivity, thermoelectricity, and the potential for high-density ion storage. Stabil…

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Computer Science Preprint PDF DOI

Dual-Select FMA Butterfly for FFT: Eliminating Twiddle Factor Singularities with Bounded Precomputed Ratios

Mohamed Amine Bergach · 2026

The fused multiply-add (FMA) instruction enables the radix-2 FFT butterfly to be computed in 6~FMA operations -- the proven minimum. The classical factorization by Linzer and Feig~\cite{linzer1993} pr…

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Earth & Environmental Sciences Preprint PDF DOI

$\texttt{Exoformer}$: Accelerating Bayesian atmospheric retrievals with transformer neural networks

L. Pagliaro, T. Zingales, G. Piotto, I. Giovannini, G. Mantovan · 2026

Computationally expensive and time-consuming Bayesian atmospheric retrievals pose a significant bottleneck for the rapid analysis of high-quality exoplanetary spectra from present and next generation …

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Physics Preprint PDF DOI

Structural Phase Separation Couples to Charge-Density-Wave Formation in Kagome Metal FeGe

Boyang Zhao, Youngjun Ahn, Qinwen Deng, Yidai Liu, Sijie Xu, Donald A. Walko, Stephan O. Hruszkewycz, Pengcheng Dai, Liang Wu, Haidan Wen · 2026

The intertwining of charge, spin, and lattice degrees of freedom underlies the emergent properties of correlated materials. A recent prominent example is the kagome metal FeGe, which hosts coexisting …

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AI & Data Science Preprint PDF DOI

Seamless Deception: Larger Language Models Are Better Knowledge Concealers

Dhananjay Ashok, Ruth-Ann Armstrong, Jonathan May · 2026

Language Models (LMs) may acquire harmful knowledge, and yet feign ignorance of these topics when under audit. Inspired by the recent discovery of deception-related behaviour patterns in LMs, we aim t…

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Physics Preprint PDF DOI

Magnetoelastic signatures of the conical state and charge density waves in antiferromagnetic FeGe

L. Prodan, J. Sourd, S. Zherlitsyn, L. Chioncel · 2026

Kagome systems host intertwined spin, charge, and lattice degrees of freedom that drive emergent collective states. Here, we identify two distinct energy scales in the noncollinear kagome magnet FeGe:…

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Physics Preprint PDF DOI

Magnetic skyrmion lattice disclinations in pentagon- and heptagon-shaped FeGe crystals

Thibaud Denneulin, Nikolai S. Kiselev, Vladyslav M. Kuchkin, Rafal E. Dunin-Borkowski · 2026

Magnetic skyrmions in chiral magnets typically arrange into hexagonal lattices, with their structural order influenced by factors such as temperature, external magnetic fields and geometric constraint…

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Physics Preprint PDF DOI

Emergent altermagnetism at surfaces of antiferromagnets: full symmetry classification and material identification

Colin Lange, Rodrigo Jaeschke-Ubiergo, Atasi Chakraborty, Xanthe H. Verbeek, Libor Smejkal, Jairo Sinova, Alexander Mook · 2026

We demonstrate the emergence of altermagnetism at the surfaces of antiferromagnets, vastly expanding the number of material candidates with altermagnetic characteristics and establishing a route to tw…

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Physics Preprint PDF DOI

Epitaxial growth and magneto-transport properties of kagome metal FeGe thin films

Xiaoyue Song, Yanshen Chen, Yongcheng Deng, Tongao Sun, Fei Wang, Guodong Wei, Xionghua Liu, Kaiyou Wang · 2026

Antiferromagnetic kagome metal FeGe has attracted tremendous attention in condensed matter physics due to the charge density wave (CDW) being well below its magnetic transition temperature. Up to now,…

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