Beijing GK Laser Technology Co., Ltd, Beijing 100092;
EKSPLA, Vilnius, Lithuania;
EKSPLA, Vilnius, Lithuania;
Academy of Opto-electronics, Chinese Academy of Sciences, Beijing 100094;
Academy of Opto-electronics, Chinese Academy of Sciences, Beijing 100094;
Beijing GK Laser Technology Co., Ltd, Beijing 100092;
Academy of Opto-electronics, Chinese Academy of Sciences, Beijing 100094;
Beijing GK Laser Technology Co., Ltd, Beijing 100092;
Beijing GK Laser Technology Co., Ltd, Beijing 100092;
Beijing GK Laser Technology Co., Ltd, Beijing 100092;
Academy of Opto-electronics, Chinese Academy of Sciences, Beijing 100094;
EKSPLA, Vilnius, Lithuania;