Electron cyclotron emission diagnostic of high temperature electron cyclotron resonance heated plasmas on Frascati tokamak upgrade

M. Zerbini, P. Buratti, O. Tudisco, G. Giruzzi, A. Bruschi, S. Cirant, G. Granucci, A. Simonetto, C. Sozzi, F. Gandini, D. Pacella, K.B. Fournier, M. Finkenthal

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Abstract

The electron cyclotron emission (ECE) diagnostic on FTU tokamak is routinely performed with a Michelson interferometer with spectral range extending up to 1300 GHz. The diagnostic allowed accurate electron temperature measurements during the recent 140 GHz electron cyclotron resonance heating (ECRH) experiments on FTU. Very accurate measurements have been performed on a wide range of electron temperatures and profile peaking. The ECE measurements have been compared with Thomson scattering and with observations of x-ray spectra from highly stripped molybdenum ions. The suprathermal emission in these conditions has been studied. © 1999 American Institute of Physics.
Original languageEnglish
Pages (from-to)1007 - 1010
Number of pages4
JournalReview of Scientific Instruments
Volume70
Issue number1 II
Publication statusPublished - Jan 1999
Externally publishedYes

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All Science Journal Classification (ASJC) codes

  • Instrumentation

Cite this

Zerbini, M., Buratti, P., Tudisco, O., Giruzzi, G., Bruschi, A., Cirant, S., ... Finkenthal, M. (1999). Electron cyclotron emission diagnostic of high temperature electron cyclotron resonance heated plasmas on Frascati tokamak upgrade. Review of Scientific Instruments, 70(1 II), 1007 - 1010.