Affiliation: | CAS Key Laboratory of crust-mantle materials and Environment, University of Science and Technology of China, Hefei,Anhui, 230026, China;Department of Geophysical Sciences, University of Chicago, Chicago 60637, USA;Department of Terrestrial Magnetism, Carnegie Institution of Washington, Washington 20015, USA;Department of Terrestrial Magnetism, Carnegie Institution of Washington, Washington 20015, USA;Institute of Physics, University of Berne, Sidlerstrasse 5, 3012 Berne, Switzerland |