Space and time resolving spectrograph for fusion plasma diagnostics
Content, D.; Wroblewski, D.; Perry, M.; Moos, H.W.
Proceedings of the 6th topical conference on high temperature plasma diagnostics1986
Proceedings of the 6th topical conference on high temperature plasma diagnostics1986
AbstractAbstract
[en] This paper discusses construction of an EUV (60-350 angstrom) space and time resolving, grazing incidence spectrograph (STRS). The simultaneous spectral coverage of the instrument ranges from 20 to 60 angstrom, depending on the wavelength region. The spectral resolution is about 1 angstrom. The spectral resolution, accomplished by using the pinhole camera effect and the inherent astigmatism of a concave grating in grazing incidence, is about 2 m, with a total field of view of 60 cm at a distance of 2 cm from the plasma. The detector consists of a 75 mm MCP image intensifier optically coupled to three CCD area array detectors. Time resolution of up to 2 ms is achieved with high speed read-out electronics. A PDP 11.73 minicomputer controls the spectrograph and collects and reduces 3.0 MB of data per shot. The complete design of the STRS and the results of initial tests of the detector system, spectrograph, and data handling software are presented
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Anon; 92 p; 1986; p. J14; Princeton Plasma Physics Laboratory; Princeton, NJ (USA); 6. topical conference on high temperature plasma diagnostics; Hilton Head Island, SC (USA); 9-13 Mar 1986; CONF-860324--; Princeton Plasma Physics Laboratory, P.O. Box 451, Princeton, NJ 08544 (USA)
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Book
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Conference
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