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Bragg-crystal spectrometer [1 record]

Record 1 2004-10-22

English

Subject field(s)
  • Scientific Instruments
  • Research Experiments in Space
CONT

The Bragg Crystal Spectrometer (BCS) is designed to study plasma heating and dynamics during the impulsive phase of solar flares. It consists of two bent crystal spectrometers, BCS-A and BCS-B, that observe the H-like line complex of Fe XXVI, and He-like complexes of Fe XXV, Ca XIX and S XV. Each spectrometer consists of a double detector placed behind a pair of germanium crystals that diffract the incoming X-rays into the detectors. The two structures are mounted at the front of the Yohkoh spacecraft, on either side of the central panel, with a thermal filter mounted in front of each spectrometer. The crystal dispersion axes are oriented north-south.

French

Domaine(s)
  • Instruments scientifiques
  • Travaux de recherche dans l'espace
CONT

Un spectromètre à cristal de Bragg conique focalise un spectre X sur la cathode de la caméra à balayage de fente.

Spanish

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