activity
20212026
most citedThe Gamow Explorer: A gamma-ray burst observatory to study the high redshift universe and enable multi-messenger astrophysics

21 citations · 27 across the 13 of their papers we have counts for

collaborators
Showing 2024Show all

7 papers · 1 filter

astro-ph.IM2024★ 1 cited

Focal Plane of the Arcus Probe X-Ray Spectrograph

Catherine E. Grant, Marshall W. Bautz, Eric D. Miller +7

The Arcus Probe mission concept provides high-resolution soft X-ray and UV spectroscopy to reveal feedback-driven structure and evolution throughout the universe with an agile resp…

astro-ph.GA2024★ 2 cited

Unveiling the Cosmic Chemistry II: "Direct" -based metallicity of galaxies at 3 10 with JWST/NIRSpec

Priyanka Chakraborty, Arnab Sarkar, Randall Smith +10

We report the detection of the [O III] auroral line in 42 galaxies within the redshift range of . These galaxies were selected from publicly available JWST data release…

astro-ph.GA2024

Unveiling the Cosmic Chemistry: Revisiting the Mass-Metallicity Relation with JWST/NIRSpec at 4 < z < 10

Arnab Sarkar, Priyanka Chakraborty, Mark Vogelsberger +12

We present star formation rates (SFR), the mass-metallicity relation (MZR), and the SFR-dependent MZR across redshifts 4 to 10 using 81 star-forming galaxies observed by the JWST N…

astro-ph.IM2024

Towards efficient machine-learning-based reduction of the cosmic-ray induced background in X-ray imaging detectors: increasing context awareness

Artem Poliszczuk, Dan Wilkins, Steven W. Allen +15

Traditional cosmic ray filtering algorithms used in X-ray imaging detectors aboard space telescopes perform event reconstruction based on the properties of activated pixels above a…

astro-ph.IM2024

Augmenting astronomical X-ray detectors with AI for enhanced sensitivity and reduced background

D. R. Wilkins, A. Poliszczuk, B. Schneider +13

Bringing artificial intelligence (AI) alongside next-generation X-ray imaging detectors, including CCDs and DEPFET sensors, enhances their sensitivity to achieve many of the flagsh…

astro-ph.HE2024★ 3 cited

Advancing Precision Particle Background Estimation for Future X-ray Missions: Correlated Variability between AMS and Chandra/XMM-Newton

Arnab Sarkar, Catherine E. Grant, Eric D. Miller +9

Galactic cosmic ray (GCR) particles have a significant impact on the particle-induced background of X-ray observatories, and their flux exhibits substantial temporal variability, p…

astro-ph.HE2024

On the Particle Acceleration Mechanisms in a Double Radio Relic Galaxy Cluster, Abell 1240

Arnab Sarkar, Felipe Andrade-Santos, Reinout J. van Weeren +12

We present a 368 ks deep Chandra observation of Abell~1240, a binary merging galaxy cluster at a redshift of 0.195 with two Brightest Cluster Galaxies (BCGs) may have passed each o…