1. Robert L. Nowack Ph.D. Geophysics, MIT –Wave Propagation in Seismology Using Gaussian Beam Fields Postdoctoral Fellowship at MIT Earth Resources Laboratory –Seismic Tomography of Seismic Attributes Professor, Department of Earth and Atmos. Science, College of Science –Migration Imaging of Teleseismic Waves –Regularization of Tomography problems using Autoregressive Extrapolation Methods –Electromagnetic Inverse Problems for Soil Properties Funding from NSF and NEHRP

2. Current Research Areas Migration Imaging of Using Gaussian beams

3. Current Research Areas Migration Imaging of Using Gaussian beams Synthetic Ps Gaussian beam migration image. Synthetic PpPp Gaussian beam migration image.

4. Current Research Areas Autoregressive Seismic Tomography Ray diagram for full ray coverageRay diagram for partial ray coverage

5. Current Research Areas Seismic Tomography Using Autoregressive Extrapolation as a Regularization Inversion with partial data Inversion with full data Original Model