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Present status of MiniGrail

  • R. Ackermann
  • , Y. Benzaim
  • , G. Frossati
  • , L. Gottardi
  • , A. Karbalai-Sadegh
  • , W Reincke
  • , A. Shumack
  • , O. Usenko
  • , A. de Waard
  • , A. de Waard
  • , Jakob Flokstra
  • , M. Podt
  • , M. Bassan
  • , E. Coccia
  • , V. Fafone
  • , Y. Minenkov
  • , A. Moleti
  • , G.V. Pallottino
  • , A. Rocchi
  • , M. Visco

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

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Abstract

The latest results of the measurements on the vibration isolation system of MiniGRAIL at room temperature as well as an overview of the results of the ultra-cryogenic tests with the dilution refrigerator are presented. Two types of capacitive transducers have been developed and tested separately in a cryogenic set-up. The rosette-design transducers have been mounted on the sphere and tested at low temperature. We also report the progress in developing a two-mode inductive transducer with an Al5056 resonator as a second resonating mass and a Nb film coil as superconducting pick-up loop. Furthermore, we developed and tested two double-SQUID systems based on two types of dc SQUIDs as sensors and a DROS as the preamplifier stage.
Original languageUndefined
Title of host publicationProceedings of the 10th Marcel Grossmann meeting on general Relativity
Place of PublicationRio de Janeiro
Pages-
Number of pages20
Publication statusPublished - 20 Jul 2003
EventMarcel Grossmann Meeting, Brazil: Proceedings of the 10th Marcel Grossmann meeting on general Relativity - Rio de Janeiro
Duration: 20 Jul 200326 Jul 2003

Conference

ConferenceMarcel Grossmann Meeting, Brazil
CityRio de Janeiro
Period20/07/0326/07/03

Keywords

  • METIS-219639
  • IR-61511

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