Edge Probe 5/10/2004
description
Transcript of Edge Probe 5/10/2004
Edge ProbeEdge Probe5/10/20045/10/2004
G.S.XuG.S.Xu
Institute of Plasma Physics, Chinese Academy of Sciences, Hefei, P.R.ChinaInstitute of Plasma Physics, Chinese Academy of Sciences, Hefei, P.R.China**[email protected]@ipp.ac.cn
HT-7HT-7ASIPPASIPP
HT-7HT-7ASIPPASIPP
-0.5 0.0 0.5 1.0 1.50
25
50
75
100I s (
mA
)
r ( cm )
decay length = 0.5 cm
发现手动探针定位与去年相同 r = 27 cm
HT-7HT-7ASIPPASIPP
farmer fork probefarmer fork probeion-ion ion-ion 碰撞阻尼 碰撞阻尼 zonal flowszonal flows
3 probe3 probeheadsheads
HT-7HT-7ASIPPASIPP
气动石墨探针
0 500 10000
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f ( kHz )
Aut
o P
ower
Spe
ctru
m
E:\data\20040505\66591\ , V_f , \Deltar = 1 cm ,500-900 ms
0 500 10000
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f ( kHz )
Cro
ss P
ower
Spe
ctru
m
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0.2
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f ( kHz )
Nor
mal
ized
Sca
le
Coherent Correlation Spectrum
0 500 1000-1
-0.5
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f ( kHz )
k ( r
ad/c
m )
手动和气动两探针之间长距离偶合证实 zonal flows 的存在和去年实验结果完全吻合