Investigation of impurity transport using laser blow-off technique in the HL-2A Ohmic and ECRH plasmas
Zhang Kai†, 
, Cui Zheng-Ying, Sun Ping, Dong Chun-Feng, Deng Wei, Dong Yun-Bo, Song Shao-Dong, Jiang Min, Li Yong-Gao, Lu Ping, Yang Qing-Wei
, Cui Zheng-Ying, Sun Ping, Dong Chun-Feng, Deng Wei, Dong Yun-Bo, Song Shao-Dong, Jiang Min, Li Yong-Gao, Lu Ping, Yang Qing-Wei Soft x-ray signals from channels of different lines of sight in (a) Ohmic and (b) ECRH discharge. The dashed lines indicate the progression of impurity particles.
