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Physics Preprint PDF DOI

Accelerated Dopant Screening in Oxide Semiconductors via Multi-Fidelity Contextual Bandits and a Three-Tier DFT Validation Funnel

Abhinaba Basu ยท 2026

Band gap engineering of oxide semiconductors through doping is critical for photocatalysis and optoelectronics, yet the combinatorial space of dopant elements, substitution sites, and co-doping combinโ€ฆ

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Enhancing the accuracy of under-resolved numerical simulations of atmospheric flows with super resolution

Armin Sheidani, Michele Girfoglio, Annalisa Quaini, Gianluigi Rozza ยท 2026

Super-resolution (SR) techniques based on deep learning have recently emerged as a promising approach to enhance the spatial resolution of computational fluid dynamics simulations while containing comโ€ฆ

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A General Prescription for Spurion Analysis of Non-Invertible Selection Rules

Ling-Xiao Xu ยท 2026

We formulate a general prescription for spurion analysis in particle-physics models whose selection rules are described by commutative non-invertible fusion algebras. The construction applies to fusioโ€ฆ

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Oppenheimer-Snyder Collapse in f(R) Gravity : Stalemate or Resolution?

Soumya Chakrabarti, Apratim Ganguly, Radouane Gannouji, Chiranjeeb Singha ยท 2026

We study the Oppenheimer--Snyder (OS) collapse problem in metric $f(R)$ gravity by matching a homogeneous dust Friedmann--Lema\^itre--Robertson--Walker (FLRW) interior to a generalized Vaidya exteriorโ€ฆ

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GLIMPSED: Direct evidence for a fast AGN-driven outflow from a z=6.64 Little Red Dot host galaxy

Damien Korber, Rui Marques-Chaves, Daniel Schaerer, Gabriel Brammer, Archana Aravindan, Arghyadeep Basu, Qinyue Fei, Emma Giovinazzo, Vasily Kokorev, Alberto Saldana-Lopez, Maxime Trebitsch, Hakim Atek, John Chisholm, Ryan Endsley, Seiji Fujimoto, Lukas Furtak, Richard Pan, Rohan P. Naidu ยท 2026

We report the discovery of GLIMPSED-329380, a z=6.64 galaxy behind Abell S1063, which shows signs of an extreme ionised outflow driven by an active galactic nucleus (AGN). The deep JWST/NIRSpec mediumโ€ฆ

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Toward Neutrino and Dark Matter Detection with Ancient Minerals: TEM Study of Heavy-Ion Tracks in Olivine

Andrew Calabrese-Day, Emilie LaVoie-Ingram, Kathryn Ream, Hannah Ross, Joshua Spitz, Patrick Stengel, Kai Sun, Alexander Takla ยท 2026

Solar, supernova, and atmospheric neutrinos, and possibly weakly interacting massive particle (WIMP) dark matter, have been interacting in the Earth beneath our feet for billions of years. The ''paleoโ€ฆ

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Oxophilic Silver-Based Nanoparticles with Low Pd-Au Loading for Ethanol and Glycerol Electrooxidation in Alkaline Media

Tuani Carla Gentil, Camilo Andrea Angelucci, Bruno Lemos Batista, Camila Neves Lange, Handro S. N. Lourenco, Mauro Coelho dos Santos, Vinicius Del Colle, Germano Tremiliosi-Filho ยท 2026

The electrocatalytic activity of oxophilic Ag nanoparticles, combined with small amounts of Pd and Au, was investigated for ethanol oxidation reactions (EOR) and glycerol oxidation reactions (GOR) in โ€ฆ

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Wave-Function Femtometry: Hypertriton - The Ultimate Halo Nucleus

ALICE Collaboration ยท 2026

The interaction between nucleons and hyperons - baryons containing a strange quark - is key to understanding the properties of dense nuclear matter, such as that expected in the interior of neutron stโ€ฆ

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Geometric Phases and Persistent Spin Currents from nonminimal couplings

Edilberto O. Silva, Joao A. A. S. Reis, L. Lisboa-Santos ยท 2026

We investigate a class of nonminimal derivative couplings between fermions and electromagnetic fields that generate Rashba-like spin--orbit interactions in one-dimensional quantum rings. Starting fromโ€ฆ

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On the Uniqueness of Ghost-Free Multi-Gravity -- II: Constraining antisymmetrised multi spin-2 interactions

Joakim Flinckman, S. F. Hassan ยท 2026

So far, only a single theory of multiple spin-2 fields is known that features genuine multi-field interactions while remaining free of Boulware-Deser-type ghost instabilities. In this paper we show thโ€ฆ

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Observation of glueball excitations and string breaking in a $2+1$D $\mathbb{Z}_2$ lattice gauge theory on a trapped-ion quantum computer

Kaidi Xu, Umberto Borla, Kevin Hemery, Rohan Joshi, Henrik Dreyer, Enrico Rinaldi, Jad C. Halimeh ยท 2026

A major goal of the quantum simulation of high-energy physics (HEP) is to probe real-time nonperturbative far-from-equilibrium quantum processes underlying phenomena such as hadronization in quantum cโ€ฆ

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Multispectral representation of Distributed Acoustic Sensing data: a framework for physically interpretable feature extraction and visualization

Sergio Morell-Monzo, Didac Diego-Tortosa, Isabel Perez-Arjona, Victor Espinosa ยท 2026

Distributed Acoustic Sensing (DAS) enables continuous monitoring of dynamic strain along tens of kilometers of optical fiber, generating massive datasets whose interpretation and automated analysis reโ€ฆ

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Photo-Assisted Pd-Nb2O5/Carbon Nanocomposites for Enhanced Ethanol Electro-Oxidation Kinetics and CO Tolerance in Alkaline Media

Joao V. T. Neves, Stephanie S. Aristides-Barros, Aline B. Trench, Ivani M. Costa, Mauro C. Santos, Giancarlo R. Salazar-Banda, Katlin I. B. Eguiluz ยท 2026

Pd-based anodes for alcohol oxidation suffer from surface poisoning and sluggish kinetics. Here, we developed Pd-Nb2O5/C nanocomposites to improve ethanol electrooxidation kinetics and CO tolerance inโ€ฆ

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LHC di-dijet excesses as signals of fourth-generation tetraquarks

Hsiang-nan Li ยท 2026

We postulate that the excesses of di-dijet events observed at the LHC are attributed to the production of four fourth-generation quarks $b'$ with a mass $m_{b'}\approx 2$ TeV at few-TeV scales. The diโ€ฆ

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Entanglement in a molecular Lieb-lattice quantum computing circuit: A tensor network study

Wei Wu ยท 2026

Here a finite-Lieb-lattice quantum computing circuit consisting of spin-1/2 quantum bits (qubits) and triplet couplers is designed. Important gradient - quantum entanglement - is analysed. This type oโ€ฆ

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A Major Geomagnetic Storm in 2024 October Linked to Sympathetic CME--Prominence Eruptions

Rui Wang, Huidong Hu, Xiaowei Zhao, Chong Chen, Suli Ma, Zhongwei Yang, Lei Lu, Li Feng, Wenshuai Cheng, Chong Huang, Quan Wang, Xiaoshuai Zhu, Bei Zhu, Yiming Jiao ยท 2026

Improving predictions of the geomagnetic impact of coronal mass ejections (CMEs) requires understanding how solar source properties relate to in-situ measurements at Earth. However, major geomagnetic โ€ฆ

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Improving Neutrino Point Source Sensitivity with Source-Informed Event Selection

Jeffrey Lazar, Carlos A. Arguelles, Pavel Zhelnin ยท 2026

Neutrino telescopes employ multi-level reconstruction chains, where computationally expensive high-quality reconstructions are applied only to events that survive initial quality cuts based on fast, cโ€ฆ

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Dark Matter on a Slide

Hsin-Chia Cheng, Xu-Hui Jiang, Lingfeng Li, Ennio Salvioni ยท 2026

We present a scenario for GeV-scale thermal dark matter that can only be tested with accelerator experiments. Dark matter is composed of dark pions arising from a confining strong interaction in the dโ€ฆ

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The SUSY reach of Higgs Factories in the most challenging scenario: scalar $\tau$-leptons with lowest cross section and small mass differences

Maria Teresa Nunez Pardo de Vera, Mikael Berggren, Jenny List ยท 2026

The direct pair-production of the $\tilde{\tau}$, is one of the most interesting channels to search for SUSY in: the $\tilde{\tau}$ is likely to be the lightest of the scalar leptons, and the signaturโ€ฆ

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Diffusion from particle-coated drops: the subtle role of particle size

Alexandros T. Oratis, Matteo Camagna, Timo J.J.M. van Overveld, Valeria Garbin ยท 2026

Many natural and industrial systems involve particle-laden interfaces. Because interfacial particles prevent the coalescence and coarsening of drops, they hold promise for various applications requiriโ€ฆ

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