-  ⇤ ← Revision 1 as of 2009-07-15 17:00:13 → 
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  Editor: RyutaroTakahashi
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+   ← Revision 116 as of 2023-07-10 12:16:15 → ⇥
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  Editor: miyoki
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-LCGT/subgroup/lowtempについて、ここに記述してください。
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<<TableOfContents(3)>>

= Members and Responsibility =

Chief: Takayuki Tomaru (NAOJ/KEK)

Subchief: Nobuhiro Kimura (KEK/ICRR), Cryostat & Cryocoolers

Subchief: Kazuhiro Yamamoto (Toyama Univ.), Thermal Noise & Sapphire

Subchief: Takafumi Ushiba (ICRR), Cryogenic Payload

= Design & Drawings =
 
 . ・[[attachment:KAGRA/Subgroups/VAC/Cryotat概要20100929.ppt|クライオスタット概要2010.09.29]]
 . ・[[attachment:KAGRA/Subgroups/VAC/LCGT_CryoStat00_110310.jpg|クライオスタット概要図2011.03.10]]
 . ・[[attachment:KAGRA/Subgroups/VAC/LCGT_CryoStat01_110701.dxf|クライオスタット+シールド概要図 (dxf) 2011.07.01]]
 . ・[[attachment:KAGRA/Subgroups/VAC/LCGT_CryoStat01_110701.pdf|クライオスタット＋シールド概要図 (pdf) 2011.07.01]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1405|KAGRA cryostatの設置向きについて(K. Yamamoto)]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=568|Parameters of cryogenic payload(K. Yamamoto)]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2106|Preliminary design of Type-A suspension system (cryogenic seismic attenuation system) for KAGRA sapphire mirrors(T. Sekiguchi, E. Hirose)]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2005|Cryostat, cryoduct, and vacuum chamber for Type A in CAD(S. Koike)]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2076|Components in KAGRA radiation shield(S. Koike)]]
 . ・ [[https://www.icrr.u-tokyo.ac.jp/~miyoki/KAGRA-CleanBooth.zip|CAD drawing for clean booth(Shinji Miyoki)]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2188|Wide-angle baffle(prototype)(T. Akutsu)]]

= Document =
 . ・[[attachment:LCGT/subgroup/vis/ICD_cryocooler.doc|ICD]]
 . ・[[attachment:KAGRA/Subgroups/VAC/RandD_cryo.pdf|研究開発項目]]
 . ・[[attachment:KAGRA/Subgroups/VAC/e_measure20100406v2.pdf|300K放射率 2010.04.07]]
 . ・[[attachment:KAGRA/Subgroups/VAC/e_measure110309_SI他.pdf|300K放射率 MLI 2011.03.09]]
 . ・[[attachment:KAGRA/Subgroups/VAC/ElasticConstants_anisotropic.xls|Stiffness of Sapphire and Si (xls) 2011.09.14]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3190|RF and AF Cabling Policy for KAGRA ISC(Y. Michimura)]]

=== How to use Phytron motor (cryo-payload stepping motor) ===

  * [[KAGRA/Subgroups/CRY/software|Software]]
  * [[KAGRA/Subgroups/CRY/HowToUsePhyLogic|How to use phylogic]]

= クライオスタット姿勢変動　不同沈下 =


= Schedule =
 * [[KAGRA/Subgroups/CRY/CRYSchedule|CRY Schedule]]
 . ・ [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1918|Schedule(K. Yamamoto)]]
 . [[attachment:figure(PLELIMINARY).pdf|Figure about cryogenic payload]] (It should be replaced).

== Meeting ==

  * [[KAGRA/Subgroups/CRY/CSIM|Cryogenic System Integration Meeting]] : 13:30 of every Tuesday (ICRR)

  * [[KAGRA/Subgroups/CRY/CRYpmeeting|Cryogenic payload meetings]] are held on 15:00 of every Tuesday (ICRR)

  * [[KAGRA/Subgroups/CRY/CRYpmeeting/MirrorQ|Mirror Q ]]

== Action Items list ==

  * [[KAGRA/Subgroups/CRY/ryopayload_AIs|Action Item List]] 

== Digital system of cryo ==

  * [[KAGRA/Subgroups/CRY/DigitalSystemCryo|How to]]
  * [[KAGRA/Subgroups/CRY/command|Command]]
  * [[KAGRA/Subgroups/CRY/directory|Directory Structure]]

Members and Responsibility

Design & Drawings

Document

How to use Phytron motor (cryo-payload stepping motor)

クライオスタット姿勢変動 不同沈下

Schedule

Meeting

Action Items list

Digital system of cryo

クライオスタット姿勢変動　不同沈下