### Colloquia

**'Revealing Earth’s interior: From compressive imaging to nonlinear multi-scale iterative reconstruction'**, Department of Earth and Space Sciences , UCLA , Los Angeles CA , April 2013**'Construction, computation, and properties of solutions of the wave equation with coefficients of limited smooothness'**, Dipartimento di Matematica “Guido Castelnuovo” , Universita’ di Roma “La Sapienza” , Rome Italy , February 2013**'Revealing Earth’s interior: A geo-mathematical perspective'**, Bold Aspirations and Visitor Lecture Series , University of Kansas , Lawrence KS , September 2012**'Local analysis of the inverse boundary value problem for the Helmholtz equation and iterative reconstruction'**, Department of Mathematical Sciences , Rensselaer Polytechnic Institute , Troy NY , September 2012**'Local analysis of the inverse boundary value problem associated with the Helmholtz equation'**, Institute of Computational Mathematics and Operations Research, Department of Mathematical Sciences , Tsinghua University , Beijing China , July 2012**'Elastic-wave inverse scattering with active and passive source reflection data'**, Department of Mathematics , University College London , London England , December 2011**'Seismic imaging and inverse scattering: A curvelet transform perspective'**, Department of Mathematics , Chinese University of Hong Kong , Hong Kong China , August 2011**'Construction, computation, and properties of solutions of the acoustic and elastic wave equations with coefficients of limited smoothness, Institute of Wave and Information'**, School of Electronic and Information Engineering , Xi’an Jiaotong University , Xi’an China , June 2011**'Wave-equation imaging and inverse scattering: Multi-scale techniques and applications to the mantle beneath Hawaii'**, Berkeley Seismological Laboratory, Department of Earth and Planetary Science , University of California at Berkeley , Berkeley CA , November 2010**'Solution constructions, using wave packets, of the wave equation with coefficients of limited smoothness'**, Laboratoire Jacques-Louis Lions , Université Pierre et Marie Curie , Paris France , May 2010**'Inverse scattering and wave-equation tomography – Imaging Earth’s deep interior'**, School of Mathematics , Georgia Institute of Technology , Atlanta GA , March 2010**'Inverse scattering and wave-equation tomography – Imaging Earth’s deep interior'**, IAMCS- KAUST Seminar , Texas A & M University , College Station TX , February 2009**'Inverse scattering and wave-equation tomography – Imaging Earth’s deep interior'**, Department of Mathematics , University of Kentucky , Lexington KY , Octber 2008**'Inverse scattering and wave-equation tomography with wave packets'**, Laboratoire d’Analyse et de Mathématiques Appliquées , Paris XII (Creteil) Paris France , May 2008**'Inverse scattering and wave-equation tomography with wave packets'**, Department of Mathematics , University of Vienna , Vienna Austria , May 2008**'Multi-scale approach to evolution equations with applications in seismic imaging'**, Department of Mathematics , Penn State University , State College PA , November 2007**'Advances in imaging Earth’s interior, Mathematics in Science and Society'**, Department of Mathematics , University of Illinois at Urbana-Champaign , Urbana IL , October 2006**'A multi-scale approach to evolution equations with applications in wave-equation imaging and reflection tomography'**, Department of Mathematics , University of Washington , Seattle WA , August 2006**'Multi-scale aspects of wave-equation imaging and tomography'**, Department of Mathematics , Harbin Institute of Technology , Harbin China , May 2006**'Advances in imaging Earth’s interior'**, Department of Geophysics , School of Earth and Space Sciences, Peking University , Beijing China , May 2006**'Analysis of wave-equation tomography and imaging with curvelets'**, Department of Mathematics and Statistics , Wichita State University , Wichita KS , February 2006**'Imaging of reflection seismic data with curvelets'**, Centre for Mathematical Sciences , Lund Institute of Technology / Lund University , Lund Sweden , May 2005**'Nonlinear aspects of seismic inverse scattering'**, Department of Mathematics , Purdue University , West Lafayette IN , November 2004**'The impact of microlocal analysis on seismic imaging'**, Institute of Geophysics , Russian Academy of Sciences , Novosibirsk Russia , July 2004**'Introduction to seismic inverse scattering'**, Theme Year in Mathematics 2003-2004 , Inverse Problems and Related Topics , Helsinki Finland , May 2004**'The role of microlocal analysis in seismic inverse scattering'**, Department of Applied Mathematics , University of Crete , Heraklion Greece , March 2004**'The role of microlocal analysis in seismic inverse scattering'**, Applied and Computational Mathematics, Division of Engineering and Applied Science , California Institute of Technology , Pasadena CA , November 2003**'Feasibility of imaging Earth’s lowermost mantle'**, Seismological Laboratory , Division of Geological and Planetary Sciences, California Institute of Technology , Pasadena CA , November 2003**'Microlocal analysis and computational aspects of the downward continuation approach to seismic imaging, inversion and tomography'**, Department of Mathematics and Statistics , Wichita State University , Wichita WA , April 2003**'Microlocal analysis of artifacts in seismic inverse scattering in the presence of caustics'**, Institute of Applied Mathematics , University of British Columbia , Vancouver Canada , November 2002**'The impact of microlocal analysis on exploration seismology'**, Institut de Physique du Globe de Paris , Paris France , May 2002**'Seismic inverse scattering in the wave-equation approach'**, Department of Mathematical Sciences , Rensselaer Polytechnique Institute , Troy NY , April 2002**'Seismic wavefield continuation in the single scattering approximation'**, Serbian Academy of Arts and Sciences (SANU) , Belgrade former Yugoslavia , March 2002**'The impact of microlocal analysis on exploration seismology'**, Berkeley Seismological Laboratory , Department of Earth and Planetary Science, University of California at Berkeley , Berkeley CA , November 2001**'Microlocal methods in seismic tomography'**, Österreichische Mathematische Gesellschaft and Institut für Technische Mathematik, Geometrie und Bauinformatik , University of Innsbruck , Innsbruck Austria , May 2001**'Tomography in complex media: An approach based upon microlocalization'**, Bullard Laboratories , Department of Earth Sciences, University of Cambridge , Cambridge England , May 2001**'Symplectic structure of wave-equation imaging and inversion'**, Laboratoire de Mathématiques Applique´es , Universite´ de Pau et des Pays de l’Adour , Pau France , February 2001**'Microlocal methods and algorithms for seismic inversion'**, Institut für Technische Mathematik, Geometrie und Bauinformatik , University of Innsbruck , Innsbruck Austria , June 2000**'Recent advances in elastodynamic imaging and inversion, and characterization of heterogeneities'**, Department of Earth, Atmospheric and Planetary Sciences , MIT , Cambridge MA , May 2000**'Seismic imaging, inversion and velocity analysis with multipathing'**, Department of Applied Earth Sciences , Delft University of Technology , Delft the Netherlands , February 2000**'Inversion for singular medium perturbations in anisotropic elastic media: A Generalized Radon Transform approach'**, Department of Mathematics , Gunma University , Kiryu Japan , August 1999**'Inversion for singular medium perturbations in the presence of caustics'**, Electromagnetics Laboratory , Helsinki University of Technology , Helsinki Finland , June 1999**'Maslov asymptotic extension of Generalized Radon Transform inversion in anisotropic elastic media'**, Department of Petroleum Engineering and Applied Geophysics , Norwegian University of Science and Technology , Trondheim Norway , May 1999**'Inversion for singular medium perturbations in the presence of caustics'**, Department of Mathematics, Statistics and Computer Science , Växjö University , Växjö Sweden , April 1999**'Maslov asymptotic extension of Generalized Radon Transform inversion in anisotropic media: A least-squares approach'**, Mathematics Department , Iowa State University , Ames IA , February 1999**'Maslov asymptotic extension of Generalized Radon Transform inversion in anisotropic elastic media: A least-squares approach'**, Department of Mechanical and Manufacturing Engineering, University of Calgary , Calgary Canada , February 1999**'Maslov asymptotic extension of Generalized Radon Transform inversion in anisotropic elastic media and Inversion based on the Generalized Bremmer Series'**, Earth Resources Laboratory , Department of Earth, Atmospheric and Planetary Sciences, MIT , Cambridge MA , November 1998**'Generalized screens: Theory and algorithms'**, Northwest Geology Research Institute , Lanzhou China , June 1998**'Generalized Radon Transform inversion and multipathing'**, Centre de Recherche en Géophysique , Ecôle des Mines de Paris , Paris France , April 1998**'Some remarks on nonlinear, multi-azimuth, AVA inversion'**, Workshop Sobre Caracterização e Engenharia de Reservatórios, Unicamp , Campinas SP Brazil , September 1997**'Generalized Bremmer series: Convergence, asymptotics, numerical issues'**, Department of Electromagnetic Theory , Royal Institute of Technology , Stockholm Sweden , August 1997**'Generalized Bremmer series: Convergence, asymptotics, numerical issues'**, Department of Electromagnetic Theory , Lund University / Lund Institute of Technology , Lund Sweden , August 1997**'Aspects of multiparameter inversion in anisotropic solid media'**, Department of Computational and Applied Mathematics , Rice University , Houston TX , October 1996**'Heterogeneity, anisotropy, and their disguises in seismological multi-parameter inversion'**, Institute of Theoretical Geophysics , Departments of Earth Sciences and Applied Mathematics and Theoretical Physics, University of Cambridge , Cambridge England , November 1996**'Progress in full-wave and asymptotic-ray inversion in anisotropic media'**, Institute of Theoretical Geophysics , Departments of Earth Sciences and Applied Mathematics and Theoretical Physics, University of Cambridge , Cambridge England , March 1995**'A comparison between the even- and odd-order Thiele approximations to the one-way wave operator in the space-time domain'**, Bullard Laboratories , Department of Earth Sciences, University of Cambridge , Cambridge England , May 1993**'A comparison between the even- and odd-order Thiele approximations to the one-way wave operator in the space-time domain'**, Institute of Geophysics , University of Texas , Austin TX , February 1993**'Generalization of the Bremmer coupling series'**, Courant Institute , New York University , New York NY , November 1992**'Wave field decomposition in the direct and inverse acoustic scattering problems'**, Center for the Mathematics of Waves , University of Delaware , Newark DE , October 1990