Invited Seminars and Other Talks

Invited Seminars:

Invited participant: Workshop on Quantitative Approaches to Cell Motility and Chemotaxis, Institute for Mathematics and Its Applications (IMA), University of Minnesota, Minneapolis, MN, May 27-30, 2008.

``Kinetic hierarchies and continuum limit for stepped crystal surfaces,'' invited Lecture: Minisymposium on Kinetics and Fluctuations of Crystal Surfaces: From Discrete Models to Continuum, SIAM (Society for Industrial and Applied Mathematics) Conference on Mathematical Aspects of Materials Science, Philadelphia, PA, May 11-14, 2008.

``Unification of step bunching phenomena on vicinal surfaces,'' invited Lecture: Minisymposium on Instabilities During Epitaxy: From Step Bunching To Phase Segregation, SIAM (Society for Industrial and Applied Mathematics) Conference on Mathematical Aspects of Materials Science, Philadelphia, PA, May 11-14, 2008.

``The case of the quantum dilute gas,'' invited Lecture: Workshop on Nonlocal Operators and Applications, Banff International Research Station (BIRS) for Mathematical Innovation and Discovery, Banff, Canada, April 27 - May 2, 2008.

``From discrete schemes to singular interfacial energies: Lessons and challenges in epitaxial relaxation,'' invited Lecture: Applied and Computational Math. Seminar, Department of Mathematics, Georgia Institute of Technology, Atlanta, GA, April 14, 2008.

``From step models to continuum laws,'' invited Lecture: Workshop on Facets of Heteroepitaxy: Theory, Experiment, and Computation, Banff International Research Station for Mathematical Innovation and Discovery (BIRS), Banff, Canada, February 10-15, 2008.

``Evolution of crystal surfaces: From motion of steps to continuum theories,'' invited Informal Seminar: Theory Department, Fritz Haber Institute of the Max Planck Society, Berlin, Germany, January 21, 2008.

``Modeling and analysis of epitaxial relaxation: From steps to the continuum,'' invited Lecture: Institute of Theoretical Physics, Department of Physics, Cologne University, Cologne, Germany, January 17, 2008.

``Modeling and analysis of stepped crystal surfaces,'' invited Lecture: Minisymposium on From Microscopic Models to Continuum Laws: Current Challenges in Epitaxial Growth, SIAM (Society for Industrial and Applied Math) Conference on Analysis of Partial Differential Equations, Mesa, AZ, December 10-12, 2007.

``Singular interfacial energy, faceting, and crystal microstructure in epitaxial relaxation,'' invited Lecture: Minisymposium on Energy Based Approaches to Nonlinear Partial Differential Equations, SIAM Conference on Analysis of Partial Differential Equations, Mesa, AZ, December 10-12, 2007.

``From discrete models to continuum laws: The paradigm of epitaxial growth,'' invited Lecture: Mathematics Colloquium, Department of Mathematics, Georgetown University, Washington, DC, November 30, 2007.

``Crystal surface evolution: from discrete schemes to continuum laws,'' invited Lecture: Minisymposium on Modeling, Analysis and Simulation of Crystal Defects: Dislocation and Surface Step Dynamics Across the Scales, 6th International Congress on Industrial and Applied Mathematics (ICIAM), Zurich, Switzerland, July 16-20, 2007.

``Singular interfacial energy and faceting in epitaxial relaxation,'' invited Lecture: Minisymposium on Anisotropic Curvature Flow and Its Applications, 6th International Congress on Industrial and Applied Mathematics (ICIAM), Zurich, Switzerland, July 16-20, 2007.

``From microscopic physics to continuum laws in epitaxial growth: lessons, progress and challenges,'' invited Lecture: Gordon Research Conference on Thin Film \& Crystal Growth Mechanisms, Mount Holyoke College, South Hadley, MA, June 24-29, 2007.

``Anisotropic step stiffness from a kinetic model of epitaxial growth,'' invited Lecture: Lake Arrowhead Reunion Conference: Bridging Time and Length Scales in Materials Science and Bio-physics, Institute for Pure and Applied Mathematics (IPAM), University of California at Los Angeles, Lake Arrowhead, CA, June 10-15, 2007.

``From discrete schemes to continuum laws: the case of crystal surface evolution,'' invited Lecture: Applied Analysis and PDE's Seminar, Department of Applied Mathematics, University of Crete, Heraklion (Crete), Greece, May 23, 2007.

``Modeling stepped surfaces across the scales: facet evolution and anisotropic step stiffness,'' invited Lecture: Workshop on Nonequilibrium Interface and Surface Dynamics: Theory, Experiment and Simulation from Atomistic to Continuum Scales, Center for Scientific Computation and Mathematical Modeling (CSCAMM), University of Maryland, College Park, MD, April 23, 2007.

``From microscopic physics to continuum laws for crystal surfaces: Progress and challenges,'' invited Lecture: CSCAMM Seminar, Center for Scientific Computation and Mathematical Modeling (CSCAMM), University of Maryland, College Park, MD, April 4, 2007.

``Recent surprises in asymptotics for continuum mechanics,'' invited Lecture: Plasma Physics Seminar, Institute for Plasma Research (IREAP), University of Maryland, College Park, MD, March 14, 2007.

``Aspects of computing from the perspective of Schrödinger's PDE,'' invited Lecture: Graduate Minicourse Series, Department of Mathematics, University of Maryland, College Park, MD, November 15, 2006.

``Modeling and analysis of crystal surface evolution: From microscopic physics to continuum laws,'' invited Lecture: Society for Natural Philosophy (SNP) Conference, Department of Mathematics, Purdue University, Lafayette, IN, November 11, 2006.

``Evolution of crystal surfaces: Modeling and analysis for the nanoscale to the macroscale,'' invited Lecture: Graduate Seminar, Department of Mechanical Engineering, University of Houston, Houston, TX, October 26, 2006.

``From physics-based discrete schemes to PDE's and moving-boundary problems,'' invited Lecture: Graduate Minicourse Series, Department of Mathematics, University of Maryland, College Park, MD, October 18, 2006.

``Evolution of crystal surfaces: From discrete schemes to continuum laws,'' invited Lecture: Applied Mathematics Colloquium, Department of Mathematics, University of Arizona, Tucson, AZ, October 13, 2006.

``State transformation in quantum memory: Impurity caused by time limits,'' invited Lecture: Third Feynman Festival, Department of Physics, University of Maryland, College Park, MD, August 27, 2006.

``Mathematical modeling of crystal surfaces: From discrete schemes to continuum laws,'' invited Lecture: Seminar on Multi-scale Modeling and Computations, Department of Mathematics, Pennsylvania State University, University Park, PA, April 20, 2006.

``Nonlinear dynamics of crystal surfaces: From discrete schemes to continuum laws,'' invited Lecture: Workshop on Nonlinearity and Randomness in Complex Systems, Department of Mathematics, State University of New York (SUNY), Buffalo, NY, March 31, 2006.

``Modeling of crystal surface morphological evolution: From discrete schemes to continuum laws,'' invited Lecture: Colloquium, Department of Computational \& Applied Mathematics, Rice University, Houston, TX, March 27, 2006.

Invited Speaker: ``Morphological evolution of crystal surfaces: From step motion to a continuum theory'', Lecture: 2006 March Meeting of the American Physical Society (APS), Baltimore, MD, March 13, 2006.

``Morphological evolution of crystal surfaces: Modeling from the nanoscale to macroscale'', invited Lecture: Statistical Physics Seminar, Institute for Physical Science and Technology (IPST), University of Maryland, College Park, MD, February 21, 2006.

``Modeling crystal surface evolution: From microscopic schemes to continuum laws,'' invited Lecture: Applied and Computational Mathematics Seminar, Department of Mathematics, Georgia Institute of Technology, Atlanta, GA, February 9, 2006.

``Morphological evolution of crystal surfaces: Modeling from the nanoscale to the macroscale,'' invited Lecture: Seminar, Department of Applied Mathematics \& Statistics, Johns Hopkins University, Baltimore, MD, February 2, 2006.

``Mathematical modeling of crystal surfaces: From microscopic schemes to continuum laws,'' invited Lecture: Computational and Applied Mathematics Seminar, Department of Mathematics, Purdue University, Lafayette, IN, January 27, 2006.

``Modeling of crystal surfaces: From microscopic schemes to continuum evolution laws,'' invited Lecture: PDE Seminar, Department of Mathematics, University of Minnesota, Twin Cities, MN, January 17, 2006.

``Mathematical modeling of crystal surfaces: From discrete schemes to continuum laws,'' invited Lecture: Department of Mathematics, State University of New York (SUNY), Buffalo, NY, January 12, 2006.

``Evolution of crystal surfaces: From microscopic models to continuum laws,'' invited Lecture: PDE \& Applied Math Seminar, Department of Mathematics, University of Maryland, College Park, MD, November 10, 2005.

``Surfaces of crystalline materials: From microscopic models to continuum laws,'' invited Lecture: Mathematics Colloquium, Department of Mathematics, State University of New York (SUNY), Buffalo, NY, November 1, 2005.

``Continuum approach to crystal surface morphological evolution,'' invited Lecture: Seminar, Theoretical and Applied Mechanics (TAM), Cornell University, Ithaca, NY, October 26, 2005.

``Crystal surface evolution: From atomic steps to continuum laws and free-boundary problems,'' invited Lecture: Applied Mathematics Colloquium, Department of Mathematics, University of California, Los Angeles, CA, October 19, 2005.

Invited Lecturer and core participant: Workshop on Bridging Time and Length Scales in Materials Science and Bio-Physics, Institute for Pure and Applied Mathematics (IPAM), Los Angeles, CA, September 12- December 16, 2005.

``Continuum approach to crystal surface morphological evolution,'' invited Lecture: Surface Science Seminar, Condensed Matter Group, Department of Physics, University of Maryland, College Park, MD, September 2, 2005.

``Continuum approach to crystal surface morphology evolution below roughening,'' invited Lecture: Current Challenges in Mechanics and Materials, Thin-Air Philosophical Society Symposium, University of Wyoming, Laramie, WY, August 8-11, 2005.

``Continuum approach to crystal surface morphology evolution,'' invited Lecture: Workshop on Effective Theories for Materials and Macromolecules, Institute for Mathematics and its Applications (IMA), University of Minnesota, Minneapolis, MN, June 8-11, 2005.

``Multiscale aspects of surface morphology evolution,'' invited Lecture: Mini-Workshop on Continuum Treatments of Crystal Surface Morphology Evolution, Division of Engineering and Applied Sciences, Harvard University, Cambridge, MA, May 16-17, 2005.

``Unified approach to crystal surface evolution below roughening,'' invited Lecture: Condensed Matter and Applied Physics Colloquium Series, Division of Engineering and Applied Sciences and Department of Physics, Harvard University, Cambridge, MA, March 11, 2005.

``Unified approach to crystal surface evolution below roughening,'' invited Lecture: Physical Mathematics Seminar Series, Department of Mathematics, M.I.T., Cambridge, MA, February 15, 2005.

``Continuum theory of crystal surface relaxation below the roughening transition,'' invited Lecture: Applied Mathematics Colloquium Series, Department of Mathematics, University of California, Berkeley, CA, February 9, 2005.

``Unified continuum theory of crystal surface relaxation below roughening,'' invited Lecture: Special Applied Mathematics Seminar Series, department of mathematics, University of California, Los Angeles, CA, January 25, 2005.

``Continuum theory of crystal surface relaxation below roughening,'' invited Lecture: Applied Mathematics Colloquium Series, Department of Mathematics, University of California, San Diego, CA, January 6, 2005.

``Continuum approach to nanostructure decay below the roughening temperature,'' invited Lecture: Mathematics Colloquium Series, Department of Mathematics and Statistics, University of Vermont, Burlington, VT, December 9, 2004.

``Towards a unified continuum theory of crystal surface morphological relaxation below roughening,'' invited Lecture: Materials Science and Engineering Colloquium Series, Department of Materials Science and Engineering, The Johns Hopkins University, Baltimore, MD, October 27, 2004.

``A continuum approach to profile scaling in nanostructure decay below the roughening temperature,'' invited, informal Lecture: Division of Engineering, Brown University, Providence, RI, June 4, 2004.

``Continuum approach to profile scaling in nanostructure decay below the roughening temperature,'' invited, informal Lecture: Division of Engineering and Applied Science, California Institute of Technology, Pasadena, CA, May 28, 2004.

`` Continuum approach to profile scaling in nanostructure decay below the roughening temperature,'' invited, informal Lecture: Department of Mathematics, University of California, Los Angeles, CA, May 27, 2004.

``Continuum approach to profile scaling in nanostructure decay below the roughening temperature,'' invited Lecture: Physical Mathematics Seminar Series, Department of Mathematics, M.I.T., Cambridge, MA, February 13, 2004.

``Continuum approach to profile scaling in nanostructure decay below the roughening temperature,'' invited, informal Lecture: Department of Materials Science and Engineering, M.I.T., Cambridge, MA, February 12, 2004.

``Continuum approach to profile scaling in nanostructures decay below the roughening temperature,'' invited Lecture: Applied Mathematics Seminar Series, Courant Institute, New York, NY, January 30, 2004.

``Continuum description of profile scaling in nanostructure decay,'' invited Lecture: Applied Mathematics Colloquium Series, Department of Applied Physics and Applied Mathematics, Columbia University, New York, NY, January 27, 2004.

``Continuum description of profile scaling in nanostructure decay,'' invited Lecture: Mechanics Seminar Series, Department of Mechanical Engineering, M.I.T., Cambridge, MA, April 28, 2003.

``Electronic structure of solid nitromethane: Effects of static pressure and molecular vacancies,'' invited Lecture: Chemistry and Materials Science Directorate, Lawrence Livermore National Laboratory, Livermore, CA, March 28, 2002.

``Crystal surface relaxation below the roughening transition: Evolution of axisymmetric structures and scaling via a continuum description,'' invited Lecture: Chemistry and Materials Science Directorate, Lawrence Livermore National Laboratory, Livermore, CA, March 27, 2002.

``General theory of Bose-Einstein condensation in an external potential'', invited Lecture: Chemistry and Materials Science Directorate, Lawrence Livermore National Laboratory, Livermore, CA, March 27, 2002.

``Towards a general theory of Bose-Einstein condensation in an external potential,'' invited Lecture: Physical Mathematics Seminar Series, Department of Mathematics, M.I.T., Cambridge, MA, February 6, 2001.

``General theory of Bose-Einstein condensation in an external potential,'' invited Lecture: Atomic and Molecular Physics Division Seminar Series, Harvard-Smithsonian Center for Astrophysics, Cambridge, MA, February 23, 1999.

``Bose-Einstein condensation in an external potential,'' invited Lecture: Condensed Matter Theory Seminar Series, Harvard University, Cambridge, MA, November 12, 1998.

``Bose-Einstein condensation in an external potential at zero temperature,'' invited Lecture: Seminar Series, Center for Studies in Physics and Biology, The Rockefeller University, New York, NY, March 11, 1998.

``Asymptotic expansions of integrals using the Mellin transform: An introduction,'' invited Lecture by G. Fikioris and D. Margetis: Rome Laboratory, Electromagnetics and Reliability Directorate, Hanscom, MA, June 19, 1996.

Conference Presentations:

``Continuum theory of crystal surface morphology evolution below roughening,'' poster presentation: Gordon Research Conference on Thin Film \& Crystal Growth Mechanisms, Mount Holyoke College, South Hadley, MA, June 26-July 1, 2005.

``Continuum description of step motion by Lagrangian coordinates,'' Lecture: Materials Research Society (MRS) Meeting, Boston, MA, November 28-December 3, 2004.

``Continuum approach to self-similarity and scaling in nanostructure decay below the roughening temperature,'' poster presentation: Materials Research Society (MRS) Meeting, Boston, MA, November 28- December 3, 2004.

``Continuum theory of interacting steps on crystal surfaces in (2+1) dimensions,'' Lecture: Materials Research Society (MRS) Meeting, Boston, MA, November 28-December 3, 2004.

``Continuum theory of interacting steps on crystal surfaces in 2+1 dimensions,'' invited poster presentation: Workshop on Future Challenges in Multiscale Modeling and Simulation, Institute for Mathematics and its Applications (IMA), University of Minnesota, Minneapolis, MN, November 18-20, 2004.

``Continuum description of profile scaling in nanostructure decay,'' Lecture: Society for Industrial & Applied Mathematics (SIAM) Conference on Mathematical Aspects of Materials Science, Los Angeles, CA, May 23-26, 2004.

``Continuum description of profile scaling in nanostructure decay,'' Lecture: March Meeting of the American Physical Society (APS), Austin, TX, March 3, 2003.

``Semiempirical and first-principles electronic-structure calculations for phases of nitromethane under pressure, '' Lecture: March Meeting of the American Physical Society (APS), Seattle, WA, March 16, 2001.

``Theory of Bose-Einstein condensation in an external potential at finite temperatures,'' Lecture: March Meeting of the American Physical Society (APS), Seattle, WA, March 16, 2001.

``First-principles and semiempirical electronic-structure calculations for high-pressure phases of nitromethane,'' Lecture: National Meeting of the American Chemical Society, Washington, DC, August 20, 2000.

``Electromagnetic field of a horizontal dipole below the surface of a spherical earth,'' invited Lecture for Student Paper Competition: 1997 Union Radio-Scientifique Internationale (URSI, International Union of Radio Science), North American Radio Science Meeting, Montreal, Canada, July 13-18, 1997. (Awarded third prize in the 1997 URSI Student Paper Competition.)

``Exactly solvable model for electromagnetic field in air of a three-phase power line over the earth,'' invited Lecture for International Student Paper Contest: 1996 Institute of Electrical and Electronics Engineers (IEEE) Antennas & Propagation International Symposium, Baltimore, MD, July 21-26, 1996. (Awarded third prize in the 1996 International Student Paper Contest.)