output
19942026
most citedObservation of Gravitational Waves from a Binary Black Hole Merger

14.2k citations

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39 papers · 1 filter

astro-ph.HE2025★ 1 cited

Fastest or Significant: A Systematic Framework for Validating Global Minimum Variability Timescale Measurements of Gamma-ray Bursts

S. Bala, P. Veres, A. Goldstein +3

The minimum variability timescale (MVT) is a key observable used to probe the central engines of Gamma-Ray Bursts (GRBs) by constraining the emission region size and the outflow Lo…

astro-ph.HE2025★ 3 cited

Constraints on the intergalactic magnetic field from Fermi-LAT observations of GRB 221009A

Lea Burmeister, Paolo Da Vela, Francesco Longo +5

A cosmological origin of the magnetic fields in large scale structures of the Universe would require a non-negligible magnetic field in cosmic voids, which, however, remains undete…

hep-lat2025★ 2 cited

Pion and Kaon PDFs from Lattice QCD via Large Momentum Effective Theory and Short-Distance Factorization

Joshua Miller, Joseph Torsiello, Isaac Anderson +4

In this work, we present a first-principles lattice-QCD calculation of the unpolarized quark PDF for the pion and the kaon. The lattice data rely on matrix elements calculated for…

astro-ph.CO2025★ 3 cited

The impact of strong feedback on galaxy group scaling relations

D. Eckert, R. Seppi, J. Braspenning +16

Feedback from active supermassive black holes alters the distribution of matter in the Universe by injecting energy in the neighbouring hot gaseous medium, which leads to ejection…

astro-ph.HE2025

From Observations to Simulations: A Neural-Network Approach to Intracluster Medium Kinematics

E. Gatuzz, J. ZuHone, J. S. Sanders +4

We present a systematic comparison between {\it XMM-Newton} velocity maps of the Virgo, Centaurus, Ophiuchus and A3266 clusters and synthetic velocity maps generated from the Illus…

astro-ph.HE2025★ 2 cited

The Quiescent Merging Nature of the Coma Cluster Revealed by ICM Velocity Structure

E. Gatuzz, J. Sanders, A. Liu +4

The hot gas permeating galaxy clusters-the intracluster medium (ICM)-is a key tracer of their assembly history and internal dynamics. Understanding the motion of this gas provides…

astro-ph.GA2025

The relationship between warm and hot gas-phase metallicity in massive elliptical galaxies and the influence of AGN feedback

Valeria Olivares, Yuanyuan Su, Pasquale Temi +10

Warm ionized gas is ubiquitous at the centers of X-ray bright elliptical galaxies. While it is believed to play a key role in the feeding and feedback processes of supermassive bla…

astro-ph.GA2025★ 1 cited

Solving the cooling flow problem with combined jet-wind AGN feedback

Aoyun He, Feng Yuan, Suoqing Ji +6

Active galactic nucleus (AGN) feedback is widely viewed as the most promising solution to the long-standing cooling flow problem in galaxy clusters, yet previous models prescribe j…

astro-ph.HE2025

From Rare Events to a Population: Discovering Overlooked Extragalactic Magnetar Giant Flare Candidates in Archival Fermi Gamma-ray Burst Monitor Data

Aaron C. Trigg, Eric Burns, Michela Negro +16

Magnetar giant flares (MGFs) are rare, extremely bright bursts of gamma-rays from highly magnetized neutron stars. These events are challenging to identify because, at extragalacti…

astro-ph.SR2025★ 1 cited

Observing Orbital Decay in the Ultracompact Hot Subdwarf Binary System ZTFJ213056.71+442046.5

Paul Teckenburg, Thomas Kupfer, Alex J. Brown +7

Ultracompact Galactic binary systems (UCBs) emit low-frequency gravitational waves (GWs). The emission of GWs is causing these systems to lose angular momentum, which is detectable…

astro-ph.HE2025★ 12 cited

GRB 250702B: Discovery of a Gamma-Ray Burst from a Black Hole Falling into a Star

Eliza Neights, Eric Burns, Chris L. Fryer +52

Gamma-ray bursts are the most luminous electromagnetic events in the universe. Their prompt gamma-ray emission has typical durations between a fraction of a second and several minu…

physics.space-ph2025

Magnitude of Short-Wavelength Electric Field Fluctuations in Simulations of Collisionless Plasma Shocks

Vadim Roytershteyn, Lynn B. Wilson, Li-Jen Chen +2

Large-amplitude electrostatic fluctuations are routinely observed by spacecraft upon traversal of collisionless shocks in the heliosphere. Kinetic simulations of shocks have strugg…

astro-ph.SR2025

Nature of Transonic Sub-Alfvénic Turbulence and Density Fluctuations in the Near-Sun Solar Wind: Insights from Magnetohydrodynamic Simulations and Nearly-Incompressible Models

Giuseppe Arrò, Hui Li, Gary P. Zank +2

Recent Parker Solar Probe measurements have revealed that solar wind (SW) turbulence transits from a subsonic to a transonic regime near the Sun, while remaining sub-Alfvénic. Thes…

astro-ph.SR2025

Role of magnetic shear distribution on the formation of eruptive flux ropes

Samrat Sen, Sushree S Nayak, Patrick Antolin

Erupting flux ropes play crucial role in powering a wide range of solar transients, including flares, jets, and coronal mass ejections. These events are driven by the release of st…

physics.space-ph2025

Parallel and perpendicular diffusion of energetic particles in the near-Sun solar wind observed by Parker Solar Probe

Nibuna Siranjeevi Madam Subashchandar, Lingling Zhao, Andreas Shalchi +6

We investigate energetic particle diffusion in the inner heliosphere (approximately 0.06-0.3 AU) explored by Parker Solar Probe (PSP). Parallel (kappa_parallel) and perpendicular (…

astro-ph.CO2025★ 4 cited

Electron-Ion Equilibration in the Merging Galaxy Cluster A665

Christian Norseth, Daniel R. Wik, Craig L. Sarazin +2

Galaxy cluster mergers drive powerful shock fronts that heat the intracluster medium (ICM) and accelerate particles, redistributing the energy in a merger. A665 is one of only a fe…

cs.AI2025★ 10 cited

Quantum Federated Learning for Multimodal Data: A Modality-Agnostic Approach

Atit Pokharel, Ratun Rahman, Thomas Morris +1

Quantum federated learning (QFL) has been recently introduced to enable a distributed privacy-preserving quantum machine learning (QML) model training across quantum processors (cl…

astro-ph.HE2025★ 4 cited

GRB 241105A: A test case for GRB classification and rapid r-process nucleosynthesis channels

Dimple, B. P. Gompertz, A. J. Levan +85

Gamma-ray bursts (GRBs) offer a powerful window to probe the progenitor systems responsible for the formation of heavy elements through the rapid neutron capture (r-) process, than…

astro-ph.GA2025

Constraining star formation in M87 using deep HST UV data

Prathamesh Tamhane, William Waldron, Ming Sun +11

We analyzed the deepest Hubble Space Telescope (HST) F275W ultraviolet (UV) imaging of M87 to obtain the most robust constraints on its star formation rate (SFR) and star formation…

astro-ph.GA2025★ 2 cited

A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE). XIX. The discovery of a spectacular 230 kpc Halpha tail following NGC 4569 in the Virgo cluster

M. Sun, H. Le, B. Epinat +16

Context. Galaxies fly inside galaxy clusters and ram pressure by the ICM can remove a large amount of the ISM from the galaxy, and deposit the gas in the ICM. The ISM decoupled fro…

astro-ph.GA2025★ 3 cited

Extreme AGN feedback in the fossil galaxy group SDSSTG 4436

D. Eckert, F. Gastaldello, L. Lovisari +20

Supermassive black hole feedback is the currently favoured mechanism to regulate the star formation rate of galaxies and prevent the formation of ultra-massive galaxies ($M_\star>1…

cs.CV2025

IGraSS: Learning to Identify Infrastructure Networks from Satellite Imagery by Iterative Graph-constrained Semantic Segmentation

Oishee Bintey Hoque, Abhijin Adiga, Aniruddha Adiga +6

Accurate canal network mapping is essential for water management, including irrigation planning and infrastructure maintenance. State-of-the-art semantic segmentation models for in…

astro-ph.GA2025★ 8 cited

ALMA-JELLY I: High Resolution CO(2-1) Observations of Ongoing Ram Pressure Stripping in NGC 4858 Reveal Asymmetrical Gas Tail Formation and Fallback

Harrison J. Souchereau, Jeffrey D. P. Kenney, Pavel Jachym +13

We present new CO(2-1) observations (resolution pc) of the Coma cluster jellyfish galaxy NGC 4858 obtained from the ALMA-JELLY large program. Analyzing this data alon…

astro-ph.CO2025★ 4 cited

Modelling the selection of galaxy groups with end to end simulations

R. Seppi, D. Eckert, A. Finoguenov +13

Feedback from supernovae and AGN shapes galaxy formation and evolution, yet its impact remains unclear. Galaxy groups offer a crucial probe, as their binding energy is comparable t…