Last Update 04/10 2007
Research: 1. Theoretical study on global deformations caused by earthquake and volcano; 2. Applications of satellite gravity missions; 3. Gravity observation and data analysis. Publications: Sun, W. and S. Okubo, Surface potential and gravity changes due to internal dislocations in a spherical earth - I. Theory for a point dislocation, Geophys. J. Int., 114, 569--592, 1993. Sun, W. and I. Murata, Divergence of high-degree harmonic solutions of a rotating elliptical earth, Geophys. J. Int., 118, 269--271, 1994. Sun, W., S. Okubo and P. Vanicek, Global displacement caused by dislocations in a realistic earth mode, J. Geophys. Res., 101, 8561--8677, 1996. Sun, W. and S. Okubo, Surface potential and gravity changes due to internal dislocations in a spherical earth - II. Application to a finite fault, Geophys. J. Int., 132, 79--88, 1998. Sun, W. and L.E. Sjoberg, Gravitational potential changes of a spherically symmetric earth model caused by a surface load, Geophys. J. Int., 137, 449--468, 1999. Sun, W., Asymptotic Solution of Static Displacements Caused by Dislocations in a Spherically Symmetric Earth, J. Geophys. Res., 109, B15, 5402,doi:1, , 2004. Imanishi, Y., T. Sato, T. Higashi, W. Sun and S. Okubo, A Network of Superconducting Gravimeters Detects Submicrogal Coseismic Gravity Changes, Science, 306, 476--478, 2004. Sun, W. and S. Okubo, Determining Dislocation Love Numbers Using Satellite Gravity Mission Observations, Earth Planets Space, 58, 497--503, 2006. Sun, W., S. Okubo and G. Fu, Green's Function of Co-seismic Strain Changes and Investigation of Effects of Earth's Curvature and Radial Heterogeneity, Geophys. J. Int., 167, doi: 10.11, 1273--1291, 2006. |
