Laboratory of Optical Radiation of the Institute of High Current Electronics Tomsk 634055 Russia;
National Research Tomsk State University Tomsk 634050 Russia;
National Research Tomsk Polytechnic University Tomsk 634050 Russia;
Laboratory of Optical Radiation of the Institute of High Current Electronics Tomsk 634055 Russia;
National Research Tomsk State University Tomsk 634050 Russia;
Institute of Electrical Engineering Chinese Academy of Sciences Beijing 100190 China;
Laboratory of Optical Radiation of the Institute of High Current Electronics Tomsk 634055 Russia;
Laboratory of Optical Radiation of the Institute of High Current Electronics Tomsk 634055 Russia;
Institute of Electrical Engineering Chinese Academy of Sciences Beijing 100190 China;
Laboratory of Optical Radiation of the Institute of High Current Electronics Tomsk 634055 Russia;
National Research Tomsk State University Tomsk 634050 Russia;
Laboratory of Optical Radiation of the Institute of High Current Electronics Tomsk 634055 Russia;
National Research Tomsk State University Tomsk 634050 Russia;
Institute of Electrical Engineering Chinese Academy of Sciences Beijing 100190 China;
Laboratory of Optical Radiation of the Institute of High Current Electronics Tomsk 634055 Russia;
National Research Tomsk State University Tomsk 634050 Russia;