1. State Key Laboratory of Earthquake Dynamics, Institute of Geology, China Earthquake Administration Beijing 100029 China
2. Department of Archaeology Jahangirnagar University Dhaka 1342 Bangladesh
3. National Institute of Metrology of China Beijing 100029 China
4. Department of Geography Key Laboratory for Earth Surface Processes Beijing Peking University 100871 China
5. USTC Archaeometry Laboratory, University of Science and Technology of China Hefei Anhui 230026 China
6. School of Earth Sciences and Resources, China University of Geosciences Beijing 100083 China