Laboratory of High Pressure Physics;
Southwest Jiaotong University;
Chengdu 610031;
China Department of Physics;
Zhengzhou University of Light Industry;
Zhengzhou 450002;
China;
Laboratory of High Pressure Physics;
Southwest Jiaotong University;
Chengdu 610031;
China College of Science;
Kunming University ot Science and Technology;
Kunming 650093;
China;
Laboratory of High Pressure Physics;
Southwest Jiaotong University;
Chengdu 610031;
China;
Department of Polymer Science and Technology;
Sichuan University;
Chengdu 610065;
China;