Density measurements using coherence imaging spectroscopy based on Stark broadening

dc.contributor.authorLischtschenko, O.
dc.contributor.authorBystrov, K.
dc.contributor.authorDe Temmerman, G.
dc.contributor.authorHoward, J.
dc.contributor.authorJaspers, R. J. E.
dc.contributor.authorKönig, R.
dc.date.accessioned2015-12-09T03:18:32Z
dc.date.available2015-12-09T03:18:32Z
dc.date.issued2010-10-19
dc.date.updated2016-02-24T11:22:31Z
dc.description.abstractA coherence imaging camera has been set up at Pilot-PSI. The system is to be used for imaging the plasma density through the Stark effect broadening of the H(γ) line. Local density values are then obtained by the Abel inversion of the measured interferometric fringe contrast. This report will present the instrument setup and proof-of-principle demonstration. The inverted spatial electron density profiles obtained near the cascaded arc source of Pilot-PSI in discharges with axial magnetic field of B=0.4 T are compared with an independent measurement of electron density by Thomson scattering and good agreement is found.
dc.description.sponsorshipThis work, supported by the European Communities under the contract of the Association EURATOM/FOM, was carried out within the framework of the European Fusion Programme with financial support from NWO.en_AU
dc.identifier.issn0034-6748en_AU
dc.identifier.urihttp://hdl.handle.net/1885/38452
dc.publisherAmerican Institute of Physics (AIP)
dc.rightshttp://www.sherpa.ac.uk/romeo/issn/0034-6748..."Publishers version/PDF may be used on author's personal website, institutional website or institutional repository" from SHERPA/RoMEO site (as at 9/12/15). Copyright 2010 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in Review of Scientific Instruments and may be found at https://doi.org/10.1063/1.3490023
dc.sourceReview of Scientific Instruments
dc.subjectKeywords: Abel inversion; Axial magnetic field; Cascaded arc; Coherence imaging; Density Measurements; Electron densities; Electron density profiles; Independent measurement; Instrument setup; Interferometric fringes; Local density; Proof of principles; Stark broad
dc.titleDensity measurements using coherence imaging spectroscopy based on Stark broadening
dc.typeJournal article
local.bibliographicCitation.issue10en_AU
local.bibliographicCitation.startpage10E521en_AU
local.contributor.affiliationLischtschenko, O, FOM Institute for Plasma Physics, Netherlandsen_AU
local.contributor.affiliationBystrov, K, FOM Institute for Plasma Physics, Netherlandsen_AU
local.contributor.affiliationDe Temmerman, G, FOM Institute for Plasma Physics, Netherlandsen_AU
local.contributor.affiliationHoward, John, College of Physical and Mathematical Sciences, CPMS Research School of Physics and Engineering, Plasma Research Laboratory, The Australian National Universityen_AU
local.contributor.affiliationJaspers, R, Eindhoven University of Technology, Netherlandsen_AU
local.contributor.affiliationKonig, Ralf, Max Planck Institute for Plasma Physics, Germanyen_AU
local.contributor.authoruidu8703175en_AU
local.description.notesImported from ARIESen_AU
local.identifier.absfor020204en_AU
local.identifier.absseo859999en_AU
local.identifier.ariespublicationu4735977xPUB58en_AU
local.identifier.citationvolume81en_AU
local.identifier.doi10.1063/1.3490023en_AU
local.identifier.essn1089-7623en_AU
local.identifier.scopusID2-s2.0-78149444322
local.identifier.thomsonID000283754000248
local.publisher.urlhttps://www.aip.org/en_AU
local.type.statusPublished Versionen_AU

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