*Kei Takahashi¹, Katsumi Hattori², Peng Han³ (1.Faculty of Science, Chiba University, 2.Graduate School of Science, Chiba University, 3.Southern University of Science and Technology, China)

*Katsumi Hattori¹, Chie Yoshino¹, WEIYUN XIE², Sanaka Saito², Haruna Kojima², Rui Song², Peng Han³, Toru Mogi⁴, Tada-nori Goto⁵, Ichi Takumi⁶, Hiroshi Yasukawa⁷, Motoaki Mouri⁸, Jun Izutsu⁹, Tadashi Takano¹⁰, Chihiro Yamanaka¹¹, Masashi Kamogawa¹², Yoshiaki Ando¹³, JANN-YENQ Liu¹⁴, Dimitar Ouzounov¹⁵, Valery Tramutoli¹⁶ (1.Department of Earth Sciences, Graduate School of Science, Chiba University, 2.Graduate School of Science and Engineering, Chiba University, 3.Southern University of Science and Technology, China, 4.Hokkaido University, 5.Kyoto University, 6.Nagoya Institute of Technology, 7.Aichi Prefectural University, 8.Aichi University, 9.Chubu University, 10.Nihon University, 11.Osaka University, 12.Tokyo Gakugei University, 13.The University of Electro-Communications, 14.National Central University, Taiwan, 15.Chapman University, US, 16.University of Basilicagta, Italy)

*Kei Takahashi¹, Katsumi Hattori², Peng Han³ (1.Faculty of Science, Chiba University, 2.Graduate School of Science, Chiba University, 3.Southern University of Science and Technology, China)

*Katsumi Hattori¹, Chie Yoshino¹, WEIYUN XIE², Sanaka Saito², Haruna Kojima², Rui Song², Peng Han³, Toru Mogi⁴, Tada-nori Goto⁵, Ichi Takumi⁶, Hiroshi Yasukawa⁷, Motoaki Mouri⁸, Jun Izutsu⁹, Tadashi Takano¹⁰, Chihiro Yamanaka¹¹, Masashi Kamogawa¹², Yoshiaki Ando¹³, JANN-YENQ Liu¹⁴, Dimitar Ouzounov¹⁵, Valery Tramutoli¹⁶ (1.Department of Earth Sciences, Graduate School of Science, Chiba University, 2.Graduate School of Science and Engineering, Chiba University, 3.Southern University of Science and Technology, China, 4.Hokkaido University, 5.Kyoto University, 6.Nagoya Institute of Technology, 7.Aichi Prefectural University, 8.Aichi University, 9.Chubu University, 10.Nihon University, 11.Osaka University, 12.Tokyo Gakugei University, 13.The University of Electro-Communications, 14.National Central University, Taiwan, 15.Chapman University, US, 16.University of Basilicagta, Italy)

*weiyun xie¹, Katsumi Hattori¹, Peng Han² (1.chiba university, 2. Southern University of Science and Technology )

*Katsumi Hattori¹, Kei Takahashi², Peng Han³ (1.Department of Earth Sciences, Graduate School of Science, Chiba University, 2.Department of Earth Sciences, Faculty of Science, Chiba University, 3.Southern University of Science and Technology, China)