Recent developments of the JET far-infrared interferometer-polarimeter diagnostic (Articolo in rivista)

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Label
  • Recent developments of the JET far-infrared interferometer-polarimeter diagnostic (Articolo in rivista) (literal)
Anno
  • 2010-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.3478146 (literal)
Alternative label
  • Boboc A.; Gelfusa M.; Murari A.; Gaudio P. (2010)
    Recent developments of the JET far-infrared interferometer-polarimeter diagnostic
    in Review of scientific instruments; American Institute of Physics, Melville [NY] (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Boboc A.; Gelfusa M.; Murari A.; Gaudio P. (literal)
Pagina inizio
  • 10D538 (literal)
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  • Article Number: 10D538. La rivista è pubblicata anche online con ISSN 1089-7623. (literal)
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  • http://rsi.aip.org/resource/1/rsinak/v81/i10/p10D538_s1 (literal)
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  • 81 (literal)
Rivista
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  • Issue 10, Article Number 10D538 (literal)
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  • 3 (literal)
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  • 10 (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
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  • 1 EURATOM/CCFE Fusion Association, Culham Science Centre, Abingdon, Oxon OX14 3DB, United Kingdom / - 2 Associazione EURATOM-ENEA, University of Rome \"Tor Vergata\", 00173 Roma, Italy / - 3 Consorzio RFX, Assoc. EURATOM ENEA sulla Fusione, Corso Stati Uniti 4, I-35127 Padova, Italy / - 4 JET-EFDA, Culham Science Centre, Abingdon OX14 3DB, United Kingdom. (A. Boboc 1, M. Gelfusa 2, A. Murari 3, P. Gaudio 2, JET-EFDA Contributors 4) (literal)
Titolo
  • Recent developments of the JET far-infrared interferometer-polarimeter diagnostic (literal)
Abstract
  • The far-infrared diagnostic provides essential internal measurements of the plasma density and magnetic field topology (q-profile via Faraday rotation angle) in real-time. The diagnostic capabilities have recently been extended in a number of key areas. Fast interferometer data, with 10 ?s time resolution, and a new MATLAB code have allowed improved analysis of the evolution of density profiles during fast events such as vertical plasma displacements, edge localized mode, pellet fuelling, and disruptions. Using the polarimeter measurements in real-time, a new calibration procedure has been developed based on a propagation code using the Mueller matrix formalism. A further major upgrade of the system is presently underway: adding a second color laser to the vertical channels and implementing a new phase counter based on analog zero crossing and field-programmable gate array boards. (literal)
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