Ultraviolet tomography of kink dynamics in a magnetoplasmadynamic thruster (Articolo in rivista)

Type
Label
  • Ultraviolet tomography of kink dynamics in a magnetoplasmadynamic thruster (Articolo in rivista) (literal)
Anno
  • 2005-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1063/1.2012108 (literal)
Alternative label
  • F. Bonomo; P. Franz; G. Spizzo; L. Marrelli; P. Martin, F. Paganucci; P. Rossetti; M. Signori; M. Andrenucci; and N. Pomaro (2005)
    Ultraviolet tomography of kink dynamics in a magnetoplasmadynamic thruster
    in Physics of plasmas; American Institute Of Physics (AIP), Melville (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • F. Bonomo; P. Franz; G. Spizzo; L. Marrelli; P. Martin, F. Paganucci; P. Rossetti; M. Signori; M. Andrenucci; and N. Pomaro (literal)
Pagina inizio
  • 093301-1 (literal)
Pagina fine
  • 093301-9 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://pop.aip.org/resource/1/phpaen/v12/i9/p093301_s1 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 12 (literal)
Rivista
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  • Issue 9, Article Number 093301 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 9 (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Bonomo, Martin: Consorzio RFX, Euratom-ENEA Association, Corso Stati Uniti, 4-35127 Padova, Italy and Dipartimento di Fisica, Università di Padova, Via Marzolo, 8-35131 Padova, Italy / Franz, Spizzo, Marrelli, Pomaro: Consorzio RFX, Euratom-ENEA Association, Corso Stati Uniti, 4-35127 Padova, Italy / Paganucci, Rossetti, Signori, Andrenucci: Centrospazio-ALTA, Via A. Gherardesca, 5-56121 Ospedaletto, Pisa, Italy (literal)
Titolo
  • Ultraviolet tomography of kink dynamics in a magnetoplasmadynamic thruster (literal)
Abstract
  • In this paper the results of a project concerning the ultraviolet (UV) imaging of a plasma for space applications, produced in a magneto-plasmadynamic (MPD) thruster, are presented. MPD are a class of high-power electric space propulsion devices that accelerate a plasma to high velocities (>10 km/s), by exploiting the Lorentz force. This force arises from the interaction between the discharge electrical current and a self induced and externally applied magnetic field. The imaging system has been realized by inserting three arrays of UV-enhanced photodiodes directly into the plastic structure of the anode. The amplifiers are miniaturized and built into the detector. This advanced diagnostic design allows for a detailed tomographic reconstruction of the emissivity spatial structure, both in the axial direction z (corresponding to a wave number n) and azimuthal direction (wave number m) with high time resolution. A magneto-hydrodynamic instability, with mode numbers m = 1 and n = 1 has been observed, which might affect the performances of the thruster. (literal)
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