"X-ray Diffraction Studies of Corroding Surfaces", DOE Synthesis and Processing Workshop, Chicago IL, April 1999
Use of Coherent X-ray Diffraction to Image Surfaces and Interfaces Laboratory for Structure Studies Seminar, University of Wisconsin, Milwaukee WI, April 1999
"Morphology of Silicon Surfaces Revealed by Coherent X-ray Reflectivity", XIth International Conference on Small-Angle Scattering, Brookhaven NY, May 1999
"Thickness-related instability of Cu films on Ag(100)", NSLS Lunch Seminar, Brookhaven, June 1999
"Phase Problem and Reconstruction", X-ray Physics Gordon Conference (Discussion Leader), Plymouth NH, July 1999
Domain Texture of Cu3Au Films Imaged by Coherent X-ray Diffraction International Union of Crystallography Congress, Glasgow, Scotland, August 1999
"Diffraction from Single Crystals, Surfaces and Lower Dimensional Objects", Neutron and X-ray Scattering Summer School, Argonne National Laboratory, Argonne IL, August 1999
Thickness-related instability of Cu films on Ag(100) Workshop on the Applications of Synchrotron Radiation, SRRC, Hsinchu, Taiwan, October 1999
Studies of crystal morphology using coherent X ray diffraction Universities Space Research Association, NASA Marshall Space Flight Center, Huntsville AL, December 1999