Artículo
A flexible luminescent probe to monitor fast ion losses at the edge of the TJ-II stellarator
Autor/es | Jiménez Rey, D.
Zurro, B. Guasp, P. Liniers, M. Baciero, A. García Muñoz, Manuel |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2008-09 |
Fecha de depósito | 2020-08-31 |
Publicado en |
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Resumen | A mobile luminescent probe has been developed to detect fast ion losses and suprathermal ions
escaping from the plasma of the TJ-II stellarator device. The priorities for its design have been
flexibility for probe ... A mobile luminescent probe has been developed to detect fast ion losses and suprathermal ions escaping from the plasma of the TJ-II stellarator device. The priorities for its design have been flexibility for probe positioning, ease of maintenance, and detector sensitivity. It employs a coherent fiber bundle to relay, to the outside of the vacuum chamber, ionoluminescence images produced by the ions that impinge, after entering the detector head through a pinhole aperture, onto a screen of luminescent material. Ionoluminescence light detection is accomplished by a charge-coupled device camera and by a photomultiplier, both of which are optically coupled to the in-vacuum fiber bundle head by means of a standard optical setup. A detailed description of the detector, and the first results obtained when operated close to the plasma edge, are reported. |
Identificador del proyecto | FTN 2003-0905
ENE2007-65007 |
Cita | Jiménez Rey, D., Zurro, B., Guasp, P., Liniers, M., Baciero, A. y García Muñoz, M. (2008). A flexible luminescent probe to monitor fast ion losses at the edge of the TJ-II stellarator. Review of Scientific Instruments, 79 (9), 093511-1-093511-9. |
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