Local pressure calibration method of inductively coupled plasma generator based on laser Thomson scattering measurement oleh Jinhai Sun, Yong-Qiang Liu, Yan Zheng, Jielin Shi, Yu Li, Yarui Zhao, Xutao Zhang, He Cai, Xianli Zhu, Xinxue Sun, Zengming Chao, Hongcheng Yin, Hongbin Ding