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

Kavli Affiliate: Sven Herrmann | First 5 Authors: Artem Poliszczuk, Dan Wilkins, Steven W. Allen, Eric D. Miller, Tanmoy Chattopadhyay | Summary: 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 certain energy threshold, within 3×3 or 5×5 pixel […]


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

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

Kavli Affiliate: Sven Herrmann | First 5 Authors: Artem Poliszczuk, Dan Wilkins, Steven W. Allen, Eric D. Miller, Tanmoy Chattopadhyay | Summary: 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 certain energy threshold, within 3×3 or 5×5 pixel […]


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

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

Kavli Affiliate: Sven Herrmann | First 5 Authors: Peter Orel, Abigail Y. Pan, Sven Herrmann, Tanmoy Chattopadhyay, Glenn Morris | Summary: 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 launch). The AXIS focal plane features […]


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

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

Kavli Affiliate: Sven Herrmann | First 5 Authors: Peter Orel, Abigail Y. Pan, Sven Herrmann, Tanmoy Chattopadhyay, Glenn Morris | Summary: 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 launch). The AXIS focal plane features […]


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

The XOC X-ray Beamline: Probing Colder, Quieter, and Softer

Kavli Affiliate: Sven C. Herrmann | First 5 Authors: Haley R. Stueber, Tanmoy Chattopadhyay, Sven C. Herrmann, Peter Orel, Tsion Gebre | Summary: Future strategic X-ray satellite telescopes, such as the probe-class Advanced X-ray Imaging Satellite (AXIS), will require excellent soft energy response in their imaging detectors to enable maximum discovery potential. In order to […]


Continue.. The XOC X-ray Beamline: Probing Colder, Quieter, and Softer

The XOC X-ray Beamline: Probing Colder, Quieter, and Softer

Kavli Affiliate: Peter Orel | Summary:Future strategic X-ray satellite telescopes, such as the probe-class Advanced X-ray Imaging Satellite (AXIS), will require excellent soft energy response in their imaging detectors to enable maximum discovery potential. In order to characterize Charge-Coupled Device (CCD) and Single Electron Sensitive Read Output (SiSeRO) detectors in the soft X-ray region, the […]


Continue.. The XOC X-ray Beamline: Probing Colder, Quieter, and Softer

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

Kavli Affiliate: Daniel R. Wilkins | First 5 Authors: Tanmoy Chattopadhyay, Sven Herrmann, Peter Orel, Kevan Donlon, Steven W. Allen | Summary: 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 performance than traditional charge coupled device (CCD) readout circuitry. […]


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

X-ray and multiwavelength polarization of Mrk 501 from 2022 to 2023

Kavli Affiliate: Roger W. Romani | First 5 Authors: Chien-Ting J. Chen, Ioannis Liodakis, Riccardo Middei, Dawoon E. Kim, Laura Di Gesu | Summary: We present multiwavelength polarization measurements of the luminous blazar Mrk~501 over a 14-month period. The 2–8 keV X-ray polarization was measured with the Imaging X-ray Polarimetry Explorer (IXPE) with six 100-ks […]


Continue.. X-ray and multiwavelength polarization of Mrk 501 from 2022 to 2023

X-ray and multiwavelength polarization of Mrk 501 from 2022 to 2023

Kavli Affiliate: Nicola Omodei | First 5 Authors: Chien-Ting J. Chen, Ioannis Liodakis, Riccardo Middei, Dawoon E. Kim, Laura Di Gesu | Summary: We present multiwavelength polarization measurements of the luminous blazar Mrk~501 over a 14-month period. The 2–8 keV X-ray polarization was measured with the Imaging X-ray Polarimetry Explorer (IXPE) with six 100-ks observations […]


Continue.. X-ray and multiwavelength polarization of Mrk 501 from 2022 to 2023

Supernova Pointing Capabilities of DUNE

Kavli Affiliate: Hsiao-Mei (Sherry) Cho| First 5 Authors: [#item_custom_name[1, [#item_custom_name[2, [#item_custom_name[3, [#item_custom_name[4, [#item_custom_name[5| Summary:The determination of the direction of a stellar core collapse via its neutrino emission is crucial for the identification of the progenitor for a multimessenger follow-up. A highly effective method of reconstructing supernova directions within the Deep Underground Neutrino Experiment (DUNE) is […]


Continue.. Supernova Pointing Capabilities of DUNE