43 citations · 49 across the 21 of their papers we have counts for
23 papers
Lynx2030 Science Analysis Group: Final Report
Lynx2030 Science Analysis Group, Simon R. Bandler, Laura W. Brenneman +51
The Lynx2030 Science Analysis Group (SAG) was convened to reassess the scientific goals and technical drivers of the Lynx mission concept amid a rapidly evolving astrophysics lands…
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…
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…
High-statistics simulations of NewAthena WFI background using Geant4
Matthew K. Heine, Catherine E. Grant, Marshall W. Bautz +14
The observation of hot gas structures is one science goal of the Wide Field Imager (WFI) on ESA's NewAthena X-ray observatory. Because the measurement of these faint diffuse source…
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…
The Advanced X-ray Imaging Satellite (AXIS) Community Science Book
Michael Koss, Nafisa Aftab, Steven W. Allen +395
The AXIS Community Science Book represents the collective effort of 592 scientists worldwide to define the transformative science enabled by the Advanced X-ray Imaging Satellite (A…
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…
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…
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…
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…
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…
Variable X-ray reverberation in the rapidly accreting AGN Ark 564: the response of the soft excess to the changing geometry of the inner accretion flow
Zhefu Yu, Dan Wilkins, Steven W. Allen
X-ray reverberation, which exploits the time delays between variability in different energy bands as a function of Fourier frequency, probes the structure of the inner accretion di…
The QPO in REJ1034+396 originates in the hot corona
Chloe Taylor, Daniel Wilkins, Steven Allen
REJ1034+396 is one of the few active galactic nuclei with a significant quasi-periodic oscillation (QPO). The QPO has been observed in over 1 Ms of XMM-Newton observations spanning…
Using the XMM-Newton small window mode to investigate systematic uncertainties in the particle background of X-ray charge-coupled device detectors
Gerrit Schellenberger, Ralph Kraft, Paul Nulsen +17
The level and uncertainty of the particle induced background in CCD detectors plays a crucial role for future X-ray instruments, such as the Wide Field Imager (WFI) onboard Athena.…
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…
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…
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…
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…
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…
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…
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…
Single electron Sensitive Readout (SiSeRO) X-ray detectors: Technological progress and characterization
Tanmoy Chattopadhyay, Sven Herrmann, Peter Orel +11
Single electron Sensitive Read Out (SiSeRO) is a novel on-chip charge detector output stage for charge-coupled device (CCD) image sensors. Developed at MIT Lincoln Laboratory, this…
Temperature Structure in the Perseus Cluster Core Observed with Hitomi
Hitomi Collaboration, Felix Aharonian, Hiroki Akamatsu +192
The present paper investigates the temperature structure of the X-ray emitting plasma in the core of the Perseus cluster using the 1.8--20.0 keV data obtained with the Soft X-ray S…