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cs.FL2026

Rabin Games Revisited

Antonio Di Stasio, Moshe Y. Vardi

Rabin games have their roots in Michael Rabin's seminal work on automata over infinite trees and form a classical model for infinite-round games with ω-regular winning conditions.…

cond-mat.supr-con2026

Encapsulation epitaxy of air-stable monolayer superconducting films for quantum circuits and qubits

Xudong Zheng, Sameia Zaman, Kenan Zhang +22

Two-dimensional (2D) superconductors are an emerging platform for strongly correlated physics and quantum information science. Their reduced dimensionality, atomically flat interfa…

cond-mat.mtrl-sci2026

High-Temperature ferromagnetism from site-selective filling in (Fe,Ni)GeTe

Tyler L. Werner, Jonathan T. Reichanadter, Xiang Chen +23

The discovery of high-temperature ferromagnetism in the metallic van der Waals (vdW) system FeGeTe has brought two-dimensional (2D) magnets into technologically relevant te…

cs.RO2026

Compact Visuotactile World Models for Lifting: Prediction, Reward Alignment, and Force Constraints

Qinzhen Ma

Accurate tactile forecasts need not improve force-constrained control. We study a 652,157-parameter action-conditioned visuotactile world model with matched behavior cloning, polic…

math-ph2026

Pseudorandomness and Diffraction

David Damanik, Nicolae Strungaru

Pseudorandom structures are structures that behave like random ones, without necessarily being random themselves. It is a prominent, and evidently very difficult, conjecture that $…

cond-mat.mtrl-sci2026

Autferroics-based true random number generators with enhanced performance

Jun-Jie Zhang, Shuai Dong, Boris I. Yakobson

Physical entropy-driven true random number generators are essential for emerging probabilistic computing paradigms, but conventional implementations based on magnetic tunneling jun…

cond-mat.mes-hall2026

Large bias-tunable magnetoresistance from spin-dependent interlayer hybridization in van der Waals antiferromagnet CrSBr-based heterostructures

Sadeed Hameed, Aditya Kumar, Chengjie Yu +5

We explore the large magnetoresistance (MR) in \ce{hBN}/few-layer-graphene/\ce{CrSBr}/few-layer-graphene heterostructures and reveal the mechanism behind its non-monotonic bias dep…

physics.chem-ph2026★ 1 cited

Competing Energetics Govern Gas Permeation in Polymer of Intrinsic Microporosity (PIM) Membranes

Jianhao Qian, Ruoyu Wang, Menachem Elimelech

Polymer membranes, particularly polymers of intrinsic microporosity (PIMs), hold great promise for gas separation applications. However, the long-dominant solution-diffusion model,…

q-bio.PE2026

Identifying common backbones of interactions underlying food webs via non-deterministic alignments

Yifan Xu, Carlos Taveras, Lydia Beaudrot +1

Climate change reshapes food webs by altering species distributions and interactions, making it essential to identify structural backbones of interactions that persist across ecosy…

physics.plasm-ph2026★ 22 cited

Mega-Gauss Plasma Jet Creation Using a Ring of Laser Beams

L. Gao, E. Liang, Y. Lu +11

Using 20 OMEGA laser beams at the Laboratory for Laser Energetics, University of Rochester, to irradiate a flat plastic target in a hollow ring configuration, we created supersonic…

cs.CL2026

Spectral Signatures of Large Language Models

Zhuoying Zhang, Ishan V. Prasad, Yuanzhe Hu +4

The rapidly growing repository of publicly available large language models (LLMs) presents significant challenges for systematic management and quantification at scale, such as mod…

cond-mat.mtrl-sci2026★ 2 cited

Breaking symmetry to create a parallel-plate varactor dielectric with unparalleled microwave performance

Florian Bergmann, Matthew R. Barone, Zishen Tian +24

Voltage-tunable capacitors (varactors) are key to microwave circuits. Tunable dielectric varactors outperform competing technologies in almost every relevant metric but usually suf…

math.SP2026

Pure Point Spectrum is Generic

Artur Avila, David Damanik

We consider Schrödinger operators in with real-valued potentials in and show that the generic spectral type is pure point. More speci…

astro-ph.IM2026

All-Sky Ultra-Narrowband Spectral Imaging with the OVRO-LWA: Technosignature Constraints and Axion-Like Particle Prospects

Nikita Kosogorov, Gregg Hallinan, Greg Hellbourg +46

We present an imaging-domain search for technosignatures at decametric wavelengths with the OVRO-LWA, targeting ultra-narrowband continuous-wave signals between 50 and 86 MHz. We i…

quant-ph2026

TuniQ: Autotuning Compilation Passes for Quantum Workloads at Scale for Effectiveness and Efficiency

Mohammad Abrarul Hasanat, Jason Ludmir, Tirthak Patel +1

Quantum processors are being integrated into HPC ecosystems as co-processors, where compilation of quantum circuits into hardware-executable form determines both output fidelity an…

cs.DC2026

Enhancing Performance Insight at Scale: A Heterogeneous Framework for Exascale Diagnostics

Dragana Grbic

As exascale systems reach unprecedented concurrency, traditional performance analysis tools struggle with the overhead of massive-scale telemetry. We present an accelerated infrast…

physics.optics2026

Strong light-matter interactions in hybrid polaritonic systems

Ben Johns, Andrea Schirato, Federico Toffoletti +12

Strong light-matter coupling gives rise to polaritons - hybrid excitations whose mixed photonic and matter character enables control over optical, electronic and chemical propertie…

astro-ph.CO2026

Warm, not Fuzzy: Generalized Ultralight Dark Matter Limits from Milky Way Satellites

Ethan O. Nadler, Mustafa A. Amin, Risa H. Wechsler +3

We generalize lower limits on the dark matter (DM) particle mass derived from Milky Way (MW) satellite galaxy abundances to scenarios in which DM is an ultralight scalar field…

astro-ph.SR2026

The Effect of External Photoevaporation on the Disk Fraction in M17

Samuel Millstone, Megan Reiter, Morten Andersen +6

A major obstacle to improving models of planet formation is understanding how the local environment influences the lifetime of the disks in which they form. The spread in observed…

astro-ph.HE2026

Refined Constraints on the Hard X-ray Polarization of the Crab Pulsar and Nebula Derived from an Extended XL-Calibur Dataset

Matthew G. Baring, Jacob Casey, Sohee Chun +26

We present updated hard X-ray polarization measurements of the Crab pulsar and nebula obtained with the balloon-borne polarimeter XL-Calibur in the ~19-64 keV energy range. During…

cs.OH2026

Use and usability: concepts of representation in philosophy, neuroscience, cognitive science, and computer science

Ben Baker, Richard D. Lange, Andrew Richmond +4

Representations play a central role in the study of both biological and artificial intelligence, as well as philosophy of mind. Across neuroscience, computer science, and philosoph…

astro-ph.GA2026

Full-polarization millimeter wavelength variability of Sagittarius A* during the 2018 EHT campaign

Ezequiel Albentosa-Ruiz, Jasmin E. Washington, Nicola Marchili +272

Sagittarius A* (Srg A*), the supermassive black hole at the center of the Milky Way, provides a unique laboratory to study accretion dynamics and plasma processes near the event ho…

cond-mat.mes-hall2026

Optical spin defect pairs in cubic boron nitride

Josiah E. Hsi, Islay O. Robertson, Abhijit Biswas +9

Room-temperature optically active solid-state spin defects are widely known to be useful in quantum sensing applications, however, only a select range of materials have been found…

astro-ph.EP2026

Chemical Abundances Shape History (CASH). I. A Link between Giant Planets Orbital Periods and Host Stellar C/O Ratios

Ruisheng Zhang, Ji-Wei Xie, Mengrui Pan +5

The chemical abundance of host stars plays a pivotal role in shaping the formation history of planetary systems, yet the influence of elements beyond iron remains poorly understood…