研究成果\ -Sun, R, and McMechan, G.A., 2007, Amplitude Effect of the Free Surface in Elastic Reverse-Time Extrapolation. Geophysics,submitted. (SCI) -Sun, R., McMechan, G.A., Lee, C. S., Chow, J., and Chen, C. H., 2006, Prestack scalar reverse-time depth migration of three-dimensional elastic seismic data, Geophysics, v. 71, S199-S207. (SCI) -Sun, R, McMechan, G.A., Hsiao, H.H., and Chow, J., 2004, Separating P- and S-waves in a prestack three-dimensional elasticseismogram by divergence and curl computations, Geophysics, v. 69, 286-297. (SCI) -Sun, R. and McMechan, G. A., 2001, Scalar reverse-time depth migration of elastic seismic data, Geophysics, v. 66, 1515-1518. (SCI) -Sun, R., Chow, J. and Chen, K. J., 2001, Phase correction in separating P- and S-waves in elastic seismogram, Geophysics, v. 66,1519-1527.