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20242026
most citedBroadband Multi-wavelength Properties of M87 during the 2018 EHT Campaign including a Very High Energy Flaring Episode

34 citations · 40 across the 10 of their papers we have counts for

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Showing 2026Show all

5 papers · 1 filter

astro-ph.HE2026

Advancing Fundamental Physics and Cosmology with high-resolution X-ray imaging

Sara Turriziani, Herman L. Marshall, Daryl Haggard +4

Black Holes are the key to solving many unanswered questions in fundamental physics: in particular, the very extreme properties shown by supermassive black holes at the centers of…

astro-ph.HE2026

The Demographics of Sagittarius A* X-ray Flares over 25 Years with Chandra

Zach Sumners, Nicole M. Ford, Daryl Haggard +10

We present the Chandra 25-year Sagittarius A* (Sgr A*) X-ray flare catalog: a systematic analysis of 6.8 Ms of Sgr A* monitoring spanning the Chandra X-ray Observatory's mission li…

astro-ph.GA2026

Ionization Structure and Metal Enrichment of the Galactic Center Minispiral Observed with JWST

Nicole M Ford, Mayura Balakrishnan, Sebastiano D. von Fellenberg +11

Sagittarius A* (Sgr A*) is the nearest quiescent supermassive black hole, and its proximity offers a unique opportunity to study its surrounding fuel supply. We leverage extensive…

astro-ph.HE2026

Infrared Line Diagnostics Fail to Constrain Sgr A*'s UV Output

Mayura Balakrishnan, Sebastiano D. von Fellenberg, Daryl Haggard +11

Sgr A*, the 4 x supermassive black hole at the Galactic Center, exhibits frequent flaring with X-ray luminosities of erg s, while i…

astro-ph.HE2026

Detection and Evolution of Linear Polarization of the Galactic Center Transient MAXI J1744-294

Joseph M. Michail, Sebastiano D. von Fellenberg, Mayura Balakrishnan +14

MAXI J1744294, likely a low-mass X-ray binary system, is a Galactic-center transient source, detected at radio and X-ray wavelengths, located approximately southeast of S…