Hybrid electron cyclotron emission imaging array system for Texas experimental tokamak upgrade

被引:26
作者
Hsia, RP
Deng, BH
Geck, WR
Liang, C
Domier, CW
Luhmann, NC
Brower, DL
Cima, G
机构
[1] UNIV CALIF DAVIS,DEPT APPL SCI,DAVIS,CA 95616
[2] UNIV CALIF LOS ANGELES,DEPT ELECT ENGN,LOS ANGELES,CA 90024
[3] UNIV CALIF LOS ANGELES,INST PLASMA & FUS RES,LOS ANGELES,CA 90024
[4] UNIV TEXAS,FUS RES CTR,AUSTIN,TX 78712
关键词
D O I
10.1063/1.1147614
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A novel wide bandwidth, low-cost, 20 channel hybrid Schottky diode mixer array-based imaging system has been developed, tested and implemented for electron cyclotron emission diagnostics on the Texas experimental tokamak upgrade (TEXT-U). The array has been successfully utilized to measure 1D and 2D electron temperature profiles, to study sawteeth and magnetohydrodynamic phenomena, and to make measurements of the poloidal/radial correlation lengths and wave-number spectra of electron temperature fluctuations. Fabrication and laboratory characterization results are presented, together with details and test results from the actual implementation on TEXT-U. (C) 1997 American Institute of Physics.
引用
收藏
页码:488 / 491
页数:4
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