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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21b.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34P/3MAKNM8
Repositorysid.inpe.br/mtc-m21b/2016/08.22.17.16   (restricted access)
Last Update2016:08.22.17.17.40 (UTC) administrator
Metadata Repositorysid.inpe.br/mtc-m21b/2016/08.22.17.16.14
Metadata Last Update2018:06.04.02.41.04 (UTC) administrator
DOI10.1088/1748-0221/11/07/P07004
ISSN1748-0221
Citation KeyLiccardoFrAgOlRiSi:2016:StEfNb
TitleStudy of the effect of NbN on microwave Niobium cavities for gravitational wave detectors
Year2016
MonthJuly
Access Date2024, May 20
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size2478 KiB
2. Context
Author1 Liccardo, V.
2 França, Enrique Klai de
3 Aguiar, Odylio Denys de
4 Oliveira, R. M.
5 Ribeiro, K. L.
6 Silva, Matheus Moraes Novaes Ferreira da
Resume Identifier1
2
3 8JMKD3MGP5W/3C9JJ2A
Group1
2 AST-CEA-SPG-INPE-MCTI-GOV-BR
3 DAS-CEA-INPE-MCTI-GOV-BR
4
5
6 LAP-CTE-INPE-MCTI-GOV-BR
Affiliation1 Instituto Tecnológico de Aeronáutica (ITA)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Instituto Nacional de Pesquisas Espaciais (INPE)
5 Universidade Federal do Recôncavo da Bahia (UFRB)
6 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1
2 ekfranca@gmail.com
3 odylio.aguiar@inpe.br
4
5
6 matheus.moraes@plasma.inpe.br
JournalJournal of Instrumentation
Volume11
PagesP07004
History (UTC)2016-08-22 17:17:40 :: simone -> administrator :: 2016
2018-06-04 02:41:04 :: administrator -> simone :: 2016
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsAntennas
Cryogenics
Instrument optimisation
Resonant Detectors
AbstractSuperconducting reentrant cavities may be used in parametric transducers for resonant-mass gravitational wave detectors. When coupled to a spherical resonant antenna, transducers will monitor its mechanical quadrupolar modes, working as a mass-spring system. In this paper we will investigate the effect of the Niobium Nitride (NbN), produced through plasma immersion ion implantation (PIII), on the quality factor of reentrant Niobium (Nb) cavities. With the PIII surface treatment unloaded electrical Q-factors (Q(0)) of the order of 10(5) were obtained in cryogenic conditions. These results indicated a significant increase in the effect of superconductivity after the cavity surfaces have been heavily attacked by a concentrated acid mixture and after suffering successive PIII processes. Q0's similar to 3.0 x 105 at 4.2 K are expected to be obtained using Nb RRR399 with a suitable surface treatment. These cavities, with high Q(0), are already installed and being tested in the Gravitational Wave Detector Mario Schenberg. The experimental tests have been carried out at the laboratories of the National Institute for Space Research (INPE).
AreaCEA
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4. Conditions of access and use
Languageen
User Groupself-uploading-INPE-MCTI-GOV-BR
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Reader Groupadministrator
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Visibilityshown
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Linking8JMKD3MGP3W34P/3KFLKDH
Mirror Repositoryurlib.net/www/2011/03.29.20.55
Next Higher Units8JMKD3MGPCW/3ET2RFS
8JMKD3MGPCW/3ETR8EH
8JMKD3MGPCW/3F2NE4L
Citing Item Listsid.inpe.br/bibdigital/2013/10.01.00.07 2
sid.inpe.br/bibdigital/2013/09.25.21.49 1
sid.inpe.br/mtc-m21/2012/07.13.14.57.26 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX.
Host Collectionsid.inpe.br/mtc-m21b/2013/09.26.14.25.20
6. Notes
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