Valentin Emberger
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View article: Spectroscopic performance of detectors for Athena’s WFI: measurements and simulation
Spectroscopic performance of detectors for Athena’s WFI: measurements and simulation Open
The depleted p-channel field effect transistor is the chosen sensor type for\nthe Wide Field Imager of the Athena mission. It will be used in two types of\ncameras. One will enable observations of a field of view of 40' x 40' by using\nan …
View article: Low temperature proton irradiation with DEPFETs for Athena's Wide Field Imager
Low temperature proton irradiation with DEPFETs for Athena's Wide Field Imager Open
The Wide Field Imager (WFI), one of two instruments on ESA's next large X-ray mission Athena, is designed for imaging spectroscopy of X-rays in the range of 0.2 to 15 keV with a large field of view and high count rate capability. The focal…
View article: Spectroscopic performance of flight-like DEPFET sensors for Athena's WFI
Spectroscopic performance of flight-like DEPFET sensors for Athena's WFI Open
The Wide Field Imager for the Athena X-ray telescope is composed of two back side illuminated detectors using DEPFET sensors operated in rolling shutter readout mode: A large detector array featuring four sensors with 512x512 pixels each a…
View article: Total ionizing dose test with DEPFET sensors for Athena's WFI
Total ionizing dose test with DEPFET sensors for Athena's WFI Open
The focal plane of Athena's WFI consists of spectroscopic single photon X-ray detectors that contain arrays of DEPFETs (DEpleted P-channel Field-Effect Transistor) as well as ASICs that are used for steering, readout and analog signal shap…
View article: Total ionizing dose test with DEPFET sensors for Athena's WFI
Total ionizing dose test with DEPFET sensors for Athena's WFI Open
The focal plane of Athena's WFI consists of spectroscopic single photon X-ray\ndetectors that contain arrays of DEPFETs (DEpleted P-channel Field-Effect\nTransistor) as well as ASICs that are used for steering, readout and analog\nsignal s…
View article: eROSITA camera array on the SRG satellite
eROSITA camera array on the SRG satellite Open
The Spectrum-Roentgen-Gamma satellite with the extended roentgen survey with an imaging telescope array (eROSITA) x-ray telescope as scientific payload was successfully launched on July 13, 2019 and deployed in a 6-month halo orbit around …
View article: The eROSITA X-ray telescope on SRG
The eROSITA X-ray telescope on SRG Open
eROSITA (extended ROentgen Survey with an Imaging Telescope Array) is the primary instrument on the Spectrum-Roentgen-Gamma (SRG) mission, which was successfully launched on July 13, 2019, from the Baikonour cosmodrome. After the commissio…