Lei Li¹, Jun Xie¹, Jianqiang Han², Ivan Abakumov³, Hongliang Zhang⁴, Zhengguang Zhao⁵ and Jingqiang Tan¹, (1)Central South University, Changsha, China, (2)Institute of Acoustics, Chinese Academy of Sciences, Beijing, China, (3)Freie Universitaet Berlin, Geophysics, Berlin, Germany, (4)University of Calgary, Calgary, Canada, (5)The University of Queensland, Brisbane, Australia