activity
20102026
most citedOn Relativistic Disk Spectroscopy in Compact Objects with X-ray CCD Cameras

68 citations · 71 across the 21 of their papers we have counts for

collaborators

27 papers

astro-ph.IM2026

Curving X-ray detectors for astrophysics applications

Eric D. Miller, James A. Gregory, Keith Warner +14

Next-generation X-ray optics will revolutionize high-energy astrophysics, yet they present several challenges to design a complementary focal plane. In particular, the focal surfac…

astro-ph.IM2026

Fast, low noise, megapixel detector and readout systems for future X-ray astronomy missions

Sven Herrmann, Peter Orel, Tanmoy Chattopadhyay +22

Next-generation strategic X-ray astronomy missions will require the simultaneous achievement of high angular resolution, large effective collecting area, and wide-field imaging wit…

astro-ph.IM2026

Enhancing the sensitivity of next-generation X-ray imaging detectors with artificial intelligence and advanced event reconstruction algorithms

D. R. Wilkins, A. Poliszczuk, A. Y. Pan +11

Advanced algorithms incorporating artificial intelligence and machine learning (AI/ML) enhance the sensitivity of X-ray imaging detectors and the scientific capabilities of future…

astro-ph.IM2026

High-speed, low-noise, multi-megapixel CCDs for next generation X-ray observatories

Haley R. Stueber, Tanmoy Chattopadhyay, Peter Orel +17

Next generation X-ray observatories require fast, low-noise, low-power, multi-megapixel imaging spectrometers. To meet these demands, the X-ray Astronomy and Observational Cosmolog…

astro-ph.IM2026

Output-Stage Design Optimization for High-Sensitivity SiSeRO CCDs and SiSeRO Active Pixel Sensors

Tanmoy Chattopadhyay, Sven Herrmann, Kevan Donlon +16

The Single electron Sensitive Read Out (SiSeRO) technology is a new device class designed to support the needs of future X-ray and optical astronomical telescopes that will require…

astro-ph.IM2026

The High-Speed FPGA Readout System for the Advanced X-ray Imaging Satellite (AXIS)

Declan O'Neill, Jill Juneau, Peter Orel +17

The Advanced X-ray Imaging Satellite (AXIS) is a Probe-class mission concept designed to deliver arcsecond spatial resolution, high-sensitivity spectral imaging across the 0.3-10 k…

astro-ph.IM2026

Fast, low-noise CCD systems for future strategic X-ray missions

Haley R. Stueber, Tanmoy Chattopadhyay, Tonya L. Peshel +12

Future strategic X-ray missions, such as those targeted by the Great Observatories Maturation Program (GOMaP), require fast, low-noise X-ray imaging spectrometers. To achieve the s…

astro-ph.IM2026

RNDR noise modeling in first-generation Single electron Sensitive Readout (SiSeRO) devices

Tonya L. Peshel, Abigail Y. Pan, Tanmoy Chattopadhyay +18

Flagship observatories require single-photon detectors with ultra-fast readout, sub-electron noise performance, and scalable large-format architectures. The X-ray Astronomy and Obs…

astro-ph.IM2026

First results for second generation SiSeRO CCD devices

Abigail Y. Pan, Declan O'Neill, Kevan Donlon +18

The Astro2020 Decadal recommended the development of a suite of next generation astronomical observatories spanning the X-ray to near-IR spectrum. These programs require fast, extr…

astro-ph.IM2025

Design, development, and commissioning of a flexible test setup for the AXIS prototype detector

Abigail Y. Pan, Haley R. Stueber, Tanmoy Chattopadhyay +13

The Advanced X-ray Imaging Satellite (AXIS) is one of two candidate mission concepts selected for Phase-A study for the new NASA Astrophysics Probe Explorer (APEX) mission class, w…

astro-ph.IM2025

Ground calibration plans for the AXIS high speed camera

Catherine E. Grant, Eric D. Miller, Marshall W. Bautz +13

The Advanced X-ray Imaging Satellite (AXIS), an astrophysics NASA probe mission currently in phase A, will provide high-throughput, high-spatial resolution X-ray imaging in the 0.3…

astro-ph.IM2025

Fast, low noise CCD systems for future strategic x-ray missions

Haley R. Stueber, Abigail Y. Pan, Tanmoy Chattopadhyay +13

Future strategic X-ray missions, such as the Advanced X-ray Imaging Satellite (AXIS) and those targeted by the Great Observatories Maturation Program (GOMaP), require fast, low-noi…

astro-ph.IM2025

Development and testing of integrated readout electronics for next generation SiSeRO (Single electron Sensitive Read Out) devices

Tanmoy Chattopadhyay, Haley R. Stueber, Abigail Y. Pan +17

The first generation of Single electron Sensitive Read Out (SiSeRO) amplifiers, employed as on-chip charge detectors for charge-coupled devices (CCDs) have demonstrated excellent n…

astro-ph.IM2025

The high-speed X-ray camera on AXIS: design and performance updates

Eric D. Miller, Catherine E. Grant, Robert Goeke +25

AXIS, a Probe mission concept now in a Phase A study, will provide transformative studies of high-energy astrophysical phenomena thanks to its high-resolution X-ray spectral imagin…

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…

physics.ins-det2024

X-ray spectral performance of the Sony IMX290 CMOS sensor near Fano limit after a per-pixel gain calibration

Benjamin Schneider, Gregory Prigozhin, Richard F. Foster +10

The advent of back-illuminated complementary metal-oxide-semiconductor (CMOS) sensors and their well-known advantages over charge-coupled devices (CCDs) make them an attractive tec…

astro-ph.IM2024

Continued developments in X-ray speed reading: fast, low noise readout for next-generation wide-field imagers

Sven Herrmann, Peter Orel, Tanmoy Chattopadhyay +12

Future strategic X-ray astronomy missions will require unprecedentedly sensitive wide-field imagers providing high frame rates, low readout noise and excellent soft energy response…

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

X-ray speed reading with the MCRC: prototype success and next generation upgrades

Peter Orel, Abigail Y. Pan, Sven Herrmann +12

The Advanced X-ray Imaging Satellite (AXIS) is a NASA probe class mission concept designed to deliver arcsecond resolution with an effective area ten times that of Chandra (at laun…

astro-ph.IM2024

Demonstrating sub-electron noise performance in Single electron Sensitive Readout (SiSeRO) devices

Tanmoy Chattopadhyay, Sven Herrmann, Peter Orel +14

Single electron Sensitive Read Out (SiSeRO) is a novel on-chip charge detection technology that can, in principle, provide significantly greater responsivity and improved noise per…

astro-ph.IM2024

Curved detectors for future X-ray astrophysics missions

Eric D. Miller, James A. Gregory, Marshall W. Bautz +17

Future X-ray astrophysics missions will survey large areas of the sky with unparalleled sensitivity, enabled by lightweight, high-resolution optics. These optics inherently produce…

astro-ph.IM2023

Gas clumping in the outskirts of galaxy clusters, an assessment of the sensitivity of STAR-X

Christian T. Norseth, Daniel R. Wik, John A. ZuHone +3

In the outskirts of galaxy clusters, entropy profiles measured from X-ray observations of the hot intracluster medium (ICM) drops off unexpectedly. One possible explanation for thi…

astro-ph.IM2022

Reducing the background in X-ray imaging detectors via machine learning

D. R. Wilkins, S. W. Allen, E. D. Miller +9

The sensitivity of astronomical X-ray detectors is limited by the instrumental background. The background is especially important when observing low surface brightness sources that…

astro-ph.IM2022★ 1 cited

X-ray speed reading: enabling fast, low noise readout for next-generation CCDs

S. Herrmann, P. Orel, T. Chattopadhyay +7

Current, state-of-the-art CCDs are close to being able to deliver all key performance figures for future strategic X-ray missions except for the required frame rates. Our Stanford…