Rapid repetitive scanning of impurity spectral line profiles in the VUV for Doppler temperature measurements in the TFR Tokamak

C. Breton*, C. De Michelis, M. Finkenthal, M. Mattioli

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

The authors describe a monochromator capable of high resolution (resolving power above 50000) in the near vacuum ultraviolet spectral region. The instrument is equipped with a vibrating mirror before the exit slit, in order to scan the spectral line under study several times during one Tokamak discharge. Examples of ion temperature measurements in the plasma periphery by using impurity lines are given.

Original languageEnglish
Article number023
Pages (from-to)216-221
Number of pages6
JournalJournal of Physics E: Scientific Instruments
Volume13
Issue number2
DOIs
StatePublished - 1980
Externally publishedYes

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