LH wave coupling over ITER-like distances at JET

K. Rantamäki, A. Ekedahl, M. Goniche, J. Mailloux, V. Petrzilka, G. Granucci, B. Alper, G. Arnoux, Y. Baranov, L. Delpech, K. Erents, N. Hawkes, J. Hobirk, E. Joffrin, K. Kirov, T. Loarer, F. Nave, I. Nunes, J. Ongena, V. ParailF. Piccolo, E. Rachlew, C. Silva, M. Stamp, K. D. Zastrow

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Good coupling of LH power at plasma-launcher distance of 15 cm has been obtained at JET. Near-gas injection is used to increase the density in front of the grill. The role of LH power in the density increase at constant gas level is demonstrated. For the first time at JET the temperature of the hot spots caused by parasitic absorption of LH power has been measured.

Original languageEnglish
Title of host publicationRADIO FREQUENCY POWER IN PLASMAS
Subtitle of host publication17th Topical Conference on Radio Frequency Power in Plasmas
Pages261-264
Number of pages4
DOIs
Publication statusPublished - 2007
Event17th Topical Conference on Radio Frequency Power in Plasmas - Clearwater, FL, United States
Duration: 7 May 20079 May 2007

Publication series

NameAIP Conference Proceedings
Volume933
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference17th Topical Conference on Radio Frequency Power in Plasmas
Country/TerritoryUnited States
CityClearwater, FL
Period7/05/079/05/07

Keywords

  • Current drive
  • Hot spots
  • Lower hybrid
  • Wave coupling

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