1. Earth Observatory of Singapore; Nanyang Technological University; Singapore
2. Department of Geosciences; Pennsylvania State University; University Park Pennsylvania USA
3. College of Earth, Ocean, and Atmospheric Sciences; Oregon State University; Corvallis Oregon USA
4. Institute of Geology and Geophysics; Chinese Academy of Sciences; Beijing China
5. School of Geosciences; University of Edinburgh; Edinburgh UK
6. Department of Earth Sciences; Dalhousie University; Halifax Nova Scotia Canada
7. Department of Earth and Environmental Science; New Mexico Tech; Socorro New Mexico USA