activity
20192026
most citedUncovering the geometry of the hot X-ray corona in the Seyfert galaxy NGC4151 with IXPE

86 citations · 297 across the 24 of their papers we have counts for

collaborators

25 papers

cs.DL2026

Best practices in software citation

Phil R. Van-Lane, Floor S. Broekgaarden, Daniel S. Katz +11

Software is both a foundational tool and a primary output of modern computational research, yet citation practices for software remain inconsistent, incomplete, and rarely machine-…

astro-ph.GA2026

Magnetic Fields in Massive Star-forming Regions (MagMaR). IX. Radiative Torque Alignment and Disruption in NGC6334I

Vineet Rawat, Thiem Hoang, Patricio Sanhueza +18

Intense radiation from high-mass stars is expected to significantly affect dust grain alignment and evolution through RAdiative Torques (RATs). We investigate this effect in a mass…

astro-ph.GA2026

ACES VII. Compact Continuum Source Catalog of the Central Molecular Zone

Jennifer Wallace, Cara Battersby, Nazar Budaiev +58

The Central Molecular Zone (CMZ) resides in the inner few hundred parsecs of our Galaxy, and despite being the largest reservoir of dense molecular gas in the Milky Way, it has a r…

astro-ph.CO2026

Lensing-Reconstructed Dark Matter-Intracluster Medium Coherence as a Probe of Cluster Dynamical State: Application to HSTFF, RELICS, and CLASH Clusters

Giulia Cerini, Sayan Saha, Jacqueline McCleary +13

We present the first application of Fourier-space coherence analysis between the lensing-reconstructed projected mass distribution and the X-ray-emitting intracluster medium to a s…

astro-ph.HE2026

Resolving the temporal evolution of M87 jet with -arcsec Chandra observations

Camille Poitras, Gerrit Schellenberger, Ralph Kraft +3

We present a 13-year Chandra/HRC-I study of the M87 jet, using point-spread-function deconvolution to achieve unprecedented sub-arcsecond X-ray resolution of its kiloparsec-scale s…

astro-ph.HE2026

A Faint Progenitor System for the Faint Supernova 2024vjm

Erez A. Zimmerman, Avishay Gal-Yam, Paul J. Groot +68

Type Ia Supernovae (SNe Ia) are well known for their role as standardizable cosmological candles. Their uniformity is credited to their single origin as thermonuclear explosions of…

astro-ph.SR2026

An eclipsing 8.56 minute orbital period mass-transferring binary

Emma T. Chickles, Joheen Chakraborty, Kevin B. Burdge +34

We report the discovery of ATLAS J101342.5-451656.8 (hereafter ATLAS J1013-4516), an 8.56 minute orbital period mass transferring AM Canum Venaticorum binary with mean Gaia magnitu…

astro-ph.EP2025

Grain growth in protoplanetary disks in the Upper Scorpius revealed by millimeter-wave spectral indices

Tau Bito, Akimasa Kataoka, Takahiro Ueda +3

The measurement of dust size from millimeter-wavelength spectra provides direct constraints on grain growth in protoplanetary disks. The spectral indices between 0.88 mm and 2.9 mm…

astro-ph.GA2025★ 1 cited

The velocity field of the Scorpius-Centaurus OB association

S. Hutschenreuter, J. Alves, L. Posch +5

We present a non-parametric reconstruction of the three-dimensional velocity field of the Scorpius-Centaurus OB association (Sco- Cen). Using Gaia DR3 astrometry and radial velocit…

astro-ph.HE2025

Milli-arcsec X-ray positions and X-ray varstrometry for the strongly lensed AGN HE 0435-1223

Alysa Rogers, Daniel Schwartz, Cristiana Spingola +1

Active galactic nuclei (AGN) are some of the most powerful objects in the Universe. For this reason, they can be observed up to high redshifts (z), giving valuable insights into th…

astro-ph.SR2025

Carbon Stars From Gaia DR3 and the Space Density of Dwarf Carbon Stars

Benjamin R. Roulston, Naunet Leonhardes-Barboza, Paul J. Green +1

Carbon stars (with atmospheric C/O) range widely in temperature and luminosity, from low mass dwarfs to asymptotic giant branch stars (AGB). The main sequence dwarf carbon (dC)…

astro-ph.GA2024

Self-similarity of the magnetic field at different scales: the case of G31.41+0.31

M. T. Beltrán, M. Padovani, D. Galli +11

Context. Dust polarization observations of the massive protocluster G31.41+0.31 carried out at ~1'' (~3750 au) resolution with the SMA at 870 microm have revealed one of the cleare…

astro-ph.GA2023

The PHANGS-AstroSat Atlas of Nearby Star Forming Galaxies

Hamid Hassani, Erik Rosolowsky, Eric W. Koch +29

We present the Physics at High Angular resolution in Nearby GalaxieS (PHANGS)-AstroSat atlas, which contains ultraviolet imaging of 31 nearby star-forming galaxies captured by the…

astro-ph.HE2023

A Near Magnetic-to-kinetic Energy Equipartition Flare from the Relativistic Jet in AO 0235+164 during 2013-2019

Whee Yeon Cheong, Sang-Sung Lee, Sang-Hyun Kim +17

We present the multiwavelength flaring activity of the blazar AO 0235+164 during its recent active period from 2013 to 2019. From a discrete correlation function (DCF) analysis, we…

astro-ph.GA2023

The Atacama Cosmology Telescope: Extragalactic Point Sources in the Southern Surveys at 150, 220 and 280 GHz observed between 2008-2010

Cristian Vargas, Carlos H. López-Caraballo, Elia S. Battistelli +18

We present a multi-frequency, multi-epoch catalog of extragalactic sources. The catalog is based on 150, 220, and 280 GHz observations carried out in 2008, 2009, and 2010 using the…

astro-ph.IM2023★ 1 cited

The Greenland Telescope: Construction, Commissioning, and Operations in Pituffik

Ming-Tang Chen, Keiichi Asada, Satoki Matsushita +51

In 2018, the Greenland Telescope (GLT) started scientific observation in Greenland. Since then, we have completed several significant improvements and added new capabilities to the…

astro-ph.GA2023★ 86 cited

Uncovering the geometry of the hot X-ray corona in the Seyfert galaxy NGC4151 with IXPE

V. E. Gianolli, D. E. Kim, S. Bianchi +106

We present an X-ray spectro-polarimetric analysis of the bright Seyfert galaxy NGC4151. The source has been observed with the Imaging X-ray Polarimetry Explorer (IXPE) for 700 ks,…

astro-ph.SR2021

Observations of the Bright Star in the Globular Cluster 47 Tucanae (NGC 104)

William V. Dixon, Pierre Chayer, Marcelo Miguel Miller Bertolami +3

The Bright Star in the globular cluster 47 Tucanae (NGC 104) is a post-AGB star of spectral type B8 III. The ultraviolet spectra of late-B stars exhibit a myriad of absorption feat…

astro-ph.GA2021★ 42 cited

Magnetic Fields in Massive Star-Forming Regions (MagMaR) I. Linear Polarized Imaging of the UCHII Region G5.89-0.39

M. Fernández-López, P. Sanhueza, L. A. Zapata +14

We report 1.2 mm polarized continuum emission observations carried out with the Atacama Large Millimeter/submillimeter Array (ALMA) toward the high-mass star formation region G5.89…

astro-ph.EP2021★ 47 cited

A transiting warm giant planet around the young active star TOI-201

Melissa J. Hobson, Rafael Brahm, Andres Jordán +44

We present the confirmation of the eccentric warm giant planet TOI-201 b, first identified as a candidate in \textit{TESS} photometry (Sectors 1-8, 10-13, and 27-28) and confirmed…

astro-ph.HE2020★ 50 cited

Unravelling the complex behavior of Mrk 421 with simultaneous X-ray and VHE observations during an extreme flaring activity in April 2013

MAGIC collaboration, V. A. Acciari, S. Ansoldi +237

We report on a multi-band variability and correlation study of the TeV blazar Mrk 421 during an exceptional flaring activity observed from 2013 April 11 to 2013 April 19. The study…

astro-ph.HE2020★ 6 cited

VERITAS Detection of LS 5039 and HESS J1825-137

VERITAS Collaboration, A. U. Abeysekara, W. Benbow +42

With 8 hours of observations, VERITAS confirms the detection of two very high energy gamma-ray sources. The gamma-ray binary LS 5039 is detected with a statistical significance of…

astro-ph.GA2019★ 62 cited

ALMA resolves the hourglass magnetic field in G31.41+0.31

M. T. Beltrán, M. Padovani, J. M. Girart +9

Context. Submillimeter Array (SMA) 870 micron polarization observations of the hot molecular core G31.41+0.31 revealed one of the clearest examples up to date of an hourglass-shape…

astro-ph.SR2019

Astro2020 Science White Paper: Probing Magnetic Reconnection in Solar Flares - New Perspectives from Radio Dynamic Imaging Spectroscopy

Bin Chen, Tim Bastian, Joel Dahlin +9

Magnetic reconnection is a fundamental physical process in many laboratory, space, and astrophysical plasma contexts. Solar flares serve as an outstanding laboratory to study the m…