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19922026
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253 papers · 1 filter

physics.ins-det2025

In situ substrate birefringence characterization in gravitational wave detectors using a heterodyne polarimetry method

Satoshi Tanioka, Terri Pearce, Yuta Michimura +6

High-quality test mass substrates play essential roles in laser interferometric gravitational wave detectors. Inhomogeneous birefringence distribution in test mass substrates, howe…

astro-ph.GA2025

Archaeological investigation of galaxies' evolutionary history in the cosmic middle ages

Anna R. Gallazzi, Stefano Zibetti, Mark Sargent +14

The cosmic Middle Ages, spanning the last 8-10 Gyr of the Universe, is a critical period in which massive early-formed systems coexist with global star formation quenching in less…

astro-ph.GA2025★ 2 cited

LEGA-C stellar populations scaling relations. I: Chemo-archaeological downsizing trends at z~0.7

Anna R. Gallazzi, Stefano Zibetti, Arjen van der Wel +11

We analyze stellar population properties of 552 galaxies at redshift 0.6<z<0.77 from the LEGA-C spectroscopic survey. This first paper in a series presents the catalog of revised a…

cs.NI2025

MuMeNet: A Network Simulator for Musical Metaverse Communications

Ali Al Housseini, Jaime Llorca, Luca Turchet +3

The Metaverse, a shared and spatially organized digital continuum, is transforming various industries, with music emerging as a leading use case. Live concerts, collaborative compo…

physics.class-ph2025★ 1 cited

Homogenization of architected materials incorporating shearable beams

Matteo Franzoi, Davide Bigoni, Andrea Piccolroaz

Two-dimensional architected materials are often realized as periodic grids of elastic beams. Conventional homogenization methods represent these structures as equivalent elastic so…

cond-mat.dis-nn2025

Diffusive geodesics wandering in networks of rigid chains

Ulysse Marquis

We introduce an ensemble of spatial networks built from the junctions of hindered-rotation chains, incorporating directional correlations between bonds, an aspect ignored in the st…

cond-mat.quant-gas2025

Opening a gap in the dispersion of the collective excitations of a driven-dissipative condensate subject to an external coherent drive

E. Stazzu, G. A. P. Sacchetto, I. Carusotto

We build a minimal theoretical model to describe the opening of a gap in the dispersion of the collective excitations of a driven-dissipative condensate when the condensate phase i…

cond-mat.supr-con2025

Non-thermal pairing glue of electrons in the steady state

Michele Pini, Christian H. Johansen, Francesco Piazza

The study of mechanisms for enhancing superconductivity has been a central topic in condensed matter physics due to the combination of fundamental and technological interests. One…

astro-ph.GA2025★ 3 cited

Cosmic Duets I. High-spatial resolution spectroscopy of dual and lensed AGN with MUSE-NFM

M. Scialpi, F. Mannucci, Q. D'Amato +34

We present the first-year results of the MUSE Large Program "Cosmic Duets", whose goal is to obtain adaptive-optics assisted MUSE observations with an angular resolution of 0.1"-0.…

cs.CV2025

Kinetic Mining in Context: Few-Shot Action Synthesis via Text-to-Motion Distillation

Luca Cazzola, Ahed Alboody

The acquisition cost for large, annotated motion datasets remains a critical bottleneck for skeletal-based Human Activity Recognition (HAR). Although Text-to-Motion (T2M) generativ…

astro-ph.HE2025★ 2 cited

Impact of in situ nuclear networks and atomic opacities on neutron star merger ejecta dynamics, nucleosynthesis, and kilonovae

Fabio Magistrelli, Sebastiano Bernuzzi, Albino Perego +2

Modeling binary neutron star merger (BNSM) ejecta evolution requires simulations involving hydrodynamics, nuclear reactions, and radiative processes. The impact of nuclear burning…

quant-ph2025

Deep Thermalization and Measurements of Quantum Resources

Naga Dileep Varikuti, Soumik Bandyopadhyay, Philipp Hauke

Quantum resource theories provide a unified framework for characterizing useful quantum phenomena subject to physical constraints but are notoriously hard to assess in experimental…

astro-ph.GA2025

Euclid Quick Data Release (Q1): Euclid spectroscopy of quasars. 1. Identification and redshift determination of 3500 bright quasars

Euclid Collaboration, Y. Fu, R. Bouwens +354

The slitless spectroscopy mode of the NISP onboard Euclid has enabled efficient spectroscopy of objects within a large FoV. We present a large and homogeneous sample of bright quas…

cond-mat.mtrl-sci2025★ 2 cited

Nonequilibrium Photocarrier and Phonon Dynamics from First Principles: a Unified Treatment of Carrier-Carrier, Carrier-Phonon, and Phonon-Phonon Scattering

Stefano Mocatti, Giovanni Marini, Giulio Volpato +2

We develop a first-principles many-body framework to describe the dynamics of photocarriers and phonons in semiconductors following ultrafast excitation. Our approach incorporates…

astro-ph.GA2025★ 1 cited

Tracing nitrogen enrichment across cosmic time with JWST

E. Cataldi, F. Belfiore, M. Curti +22

We present a comprehensive analysis of the nitrogen-to-oxygen (N/O) abundance ratio in a sample of ~ 660 star-forming galaxies at redshift z ~ 1-6, with a median redshift of z = 3.…

physics.optics2025

Spatio-temporal equilibrium thermodynamics of guided optical waves at positive and negative temperatures

Lucas Zanaglia, Josselin Garnier, Claire Michel +5

Optical thermalization has been recently studied in the 2D spatial evolution of (quasi-)monochromatic light waves propagating in multimode waveguides. Here, we investigate the spat…

physics.plasm-ph2025

Evolution of ion distribution functions in ionospheric plasmas perturbed by Alfvén waves

Dario Recchiuti, Luca Franci, Lorenzo Matteini +3

This study investigates ion kinetic effects during the parametric decay instability (PDI) of parallel-propagating Alfvén waves under plasma conditions characteristic of the Earth's…

hep-lat2025

When the center matters: color screening and gluelumps in dihedral lattice gauge theories

Pavel P. Popov, Edoardo Ballini, Alberto Bottarelli +4

Confinement is one of the hallmarks of quantum chromodynamics (QCD), but its first-principles characterization remains elusive. We show that discrete non-Abelian lattice gauge theo…

cs.RO2025

Automated Generation of MDPs Using Logic Programming and LLMs for Robotic Applications

Enrico Saccon, Davide De Martini, Matteo Saveriano +3

We present a novel framework that integrates Large Language Models (LLMs) with automated planning and formal verification to streamline the creation and use of Markov Decision Proc…

cond-mat.mes-hall2025

Dispersive detection of single microwave photons with quantum dots

Stephanie Matern, Alberto Biella, Pasquale Scarlino +2

Within a circuit quantum electrodynamics architecture, we theoretically investigate the detection of a single propagating microwave photon traveling through a resonant microwave ca…

astro-ph.EP2025★ 2 cited

A 34.6-day transiting sub-Neptune in the TOI-1422 planetary system

L. Naponiello, P. Leonardi, M. Damasso +9

TOI-1422 is a G2 V star ( mag) known to host a warm Neptune-sized planet, TOI-1422 b, with a mass and radius of about and , on a circular orbit…

gr-qc2025★ 16 cited

Importance of being nonminimally coupled: Scalar Hawking radiation from regular black holes

Marco Calzà, Massimiliano Rinaldi, Sunny Vagnozzi

In curved space-time, a scalar field is generically expected to couple to curvature, via a coupling of the form . Yet in the study of Hawking emission from regular black…

quant-ph2025★ 2 cited

Stimulated Hawking effect and quasinormal mode resonance in a polariton simulator of field theory on curved spacetime

Mattheus Burkhard, Malte Kroj, Kévin Falque +3

The Hawking effect amplifies fluctuations in the vicinity of horizons, both in black holes and in analogue platforms. Here, we consider a polariton simulator and numerically examin…

astro-ph.GA2025★ 1 cited

LEGA-C stellar populations scaling relations. II: Dissecting mass-complete archaeological trends and their evolution since z~0.7 with LEGA-C and SDSS

Anna R. Gallazzi, Stefano Zibetti, Arjen van der Wel +11

With a sample of 552 galaxies at z~0.7 from the LEGA-C survey, we investigate how current star formation influences light-weighted mean stellar ages and metallicities, and their me…