RELATIVISTIC DOWN-SHIFT FREQUENCY EFFECT ON THE APPLICATION OF ELECTRON-CYCLOTRON EMISSION MEASUREMENTS TO MEDIUM-TEMPERATURE TOKAMAK PLASMAS

被引:11
作者
SATO, M
ISEI, N
ISHIDA, S
机构
[1] Japan Atomic Energy Research Institute, Ibaraki-ken, Naka-machi, Naka-gun
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS | 1995年 / 34卷 / 6A期
关键词
RELATIVISTIC DOWN-SHIFT FREQUENCY EFFECT; ELECTRON TEMPERATURE MEASUREMENT; ELECTRON CYCLOTRON EMISSION; TOKAMAK PLASMA;
D O I
10.1143/JJAP.34.L708
中图分类号
O59 [应用物理学];
学科分类号
摘要
The effects of relativistic down-shift frequency on the determination of the electron temperature profile from electron cyclotron emission (ECE) for medium temperature (2 keV less than or equal to T-e less than or equal to 10 keV) tokamak plasmas are studied. It has been found that the radial shift due to the relativistic effect is not negligible compared with the frequency resolution of present day ECE measurement systems. Therefore for precise measurement of the electron temperature profile it is necessary even in a medium temperature tokamak plasma to correct the shift due to relativistic downshift frequency.
引用
收藏
页码:L708 / L711
页数:4
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