Presentation 2012-10-25
Development of Low-Power dc-SQUIDs for DIOS X-Ray Satellite Mission
Kazuhiro SAKAI, Yoh TAKEI, Kazuhisa MITSUDA, Noriko Y. YAMASAKI, Ryo YAMAMOTO, Mutsuo HIDAKA, Shuichi NAGASAWA, Toshiyuki MIYAZAKI, Masaaki MAEZAWA, Satoshi KOHJIRO,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Requirements and implementations of low-power dc-SQUIDs used with TES microcalorimeters for one of future X-ray satellite missions, Diffuse Intergalactic Oxygen Surveyor (DIOS), are discussed. The current DIOS design as to a refrigerator limits the maximum power dissipation of a single SQUID to 20nW or less, which is far below a SQUID we have been using. The SQUID also has to be capable of high-frequency inputs as it is AC-biased to multiplex TES signals. We designed and developed low-power dc-SQUIDs usable on the orbit, as well as a multi-input current-summing SQUID chip ready for frequency-division multiplexing. We finally tested radiation tolerance of the developed SQUIDs using cobalt-60 radioisotope.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Superconducting quantum interference device / Transition-edge-sensor microcalorimeters / Frequency division multiplexing / X-ray
Paper # SCE2012-20
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Conference Information
Committee SCE
Conference Date 2012/10/18(1days)
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Paper Information
Registration To Superconductive Electronics (SCE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Development of Low-Power dc-SQUIDs for DIOS X-Ray Satellite Mission
Sub Title (in English)
Keyword(1) Superconducting quantum interference device
Keyword(2) Transition-edge-sensor microcalorimeters
Keyword(3) Frequency division multiplexing
Keyword(4) X-ray
1st Author's Name Kazuhiro SAKAI
1st Author's Affiliation Japan Aerospace Exploration Agency()
2nd Author's Name Yoh TAKEI
2nd Author's Affiliation Japan Aerospace Exploration Agency
3rd Author's Name Kazuhisa MITSUDA
3rd Author's Affiliation Japan Aerospace Exploration Agency
4th Author's Name Noriko Y. YAMASAKI
4th Author's Affiliation Japan Aerospace Exploration Agency
5th Author's Name Ryo YAMAMOTO
5th Author's Affiliation Japan Aerospace Exploration Agency
6th Author's Name Mutsuo HIDAKA
6th Author's Affiliation International Superconductivity Technology Center
7th Author's Name Shuichi NAGASAWA
7th Author's Affiliation International Superconductivity Technology Center
8th Author's Name Toshiyuki MIYAZAKI
8th Author's Affiliation RIKEN
9th Author's Name Masaaki MAEZAWA
9th Author's Affiliation Agency of Industrial Science and Technology
10th Author's Name Satoshi KOHJIRO
10th Author's Affiliation Agency of Industrial Science and Technology
Date 2012-10-25
Paper # SCE2012-20
Volume (vol) vol.112
Number (no) 262
Page pp.pp.-
#Pages 5
Date of Issue