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Technological developments of the OGRE focal plane array

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The Off-plane Grating Rocket Experiment (OGRE) is a high resolution soft X-ray spectrometer sub-orbital rocket payload designed as a technology development platform for three low Technology Readiness Level (TRL) components. The incident photons will be focused using a light-weight, high resolution, single-crystal silicon optic. They are then dispersed conically according to wavelength by an array of off-plane gratings before being detected in a focal plane camera comprised of four Electron Multiplying Charge-Coupled Devices (EM-CCDs). While CCDs have been extensively used in space applications; EM-CCDs are seldom used in this environment and even more rarely for X-ray photon counting applications, making them a potential technology risk for larger scale X-ray observatories. This paper will discuss the reasons behind choosing EM-CCDs for the focal plane detector and the developments that have been recently made in the prototype camera electronics and thermal control system.

Original languageEnglish (US)
Title of host publicationUV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XIX
EditorsOswald H. W. Siegmund, Oswald H. W. Siegmund
PublisherSPIE
ISBN (Electronic)9781628417678, 9781628417678
DOIs
StatePublished - 2015
EventUV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XIX - San Diego, United States
Duration: Aug 9 2015Aug 10 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9601
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Other

OtherUV, X-Ray, and Gamma-Ray Space Instrumentation for Astronomy XIX
Country/TerritoryUnited States
CitySan Diego
Period8/9/158/10/15

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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