Achievements of the ASTRO-E hard X-ray detector development

  • M. Tashiro
  • , K. Makishima
  • , T. Kamae
  • , T. Murakami
  • , T. Takahashi
  • , Y. Fukazawa
  • , M. Kokubun
  • , K. Nakazawa
  • , M. Nomachi
  • , A. Yoshida
  • , Y. Ezoe
  • , N. Isobe
  • , N. Iyomoto
  • , J. Kataoka
  • , J. Kotoku
  • , M. Kouda
  • , S. Kubo
  • , A. Kubota
  • , Y. Matsumoto
  • , T. Mizuno
  • Y. Okada, N. Ota, H. Ozawa, G. Sato, M. Sugiho, M. Sugizaki, I. Takahashi, H. Takahashi, T. Tamura, C. Tanihata, Y. Terada, Y. Uchiyama, S. Watanabe, K. Yamaoka, D. Yonetoku

Research output: Contribution to conferencePaperpeer-review

Abstract

The ASTRO-E Hard X-ray Detector utilized GSO/BGO well-type phoswich counters in compound-eye configuration [1], to achieve an extremely low background level of a few ×10-5 counts s-1cm-2keV-1. The GSO scintillators installed in the BGO active shield wells observes 30-600 keV photons, while silicon PIN diodes of 2 mm thick placed in front of each GSO crystal covers 10 - 60 keV photons with energy resolution of ∼3.5 keV FWHM. The design goals both of low background and high energy resolution in the hard X-ray bands were confirmed to be achieved through the preflight calibration experiments.

Original languageEnglish
Pages483-486
Number of pages4
StatePublished - 2001
Externally publishedYes
Event2001 IEEE Nuclear Science Symposium Conference Record - San Diege, CA, United States
Duration: 4 Nov 200110 Nov 2001

Conference

Conference2001 IEEE Nuclear Science Symposium Conference Record
Country/TerritoryUnited States
CitySan Diege, CA
Period4/11/0110/11/01

Keywords

  • ASTRO-E
  • Hard X-ray detector
  • Sensitivity
  • Spectral response

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