SEMINARS/COLLOQUIA

University of Utah, Materials Science Dept., Salt Lake City Utah, USA, Nov 2016, “Single-crystal diffuse scattering as a probe of nanoscale structure ”.

Brigham Young University, Dept. of Physics & Astronomy, Provo Utah, USA, Sep 2016, “Symmetry breaking in crystals”.

Institute of Metal Physics, Yekaterinburg, Russian Federation, Jun 2015, “Group representations as a general tool for the solution of distorted crystal structures”.

St. Andrews University, Dept. of Chemistry, St. Andrews, UK, May 2015, “Nature's Basis for describing symmetry loss in crystals”.

Durham University, Dept. of Physics, Durham, UK, Mar 2015, “Beyond Landau theory: group representations as a general tool for parameterizing an entire phase diagram”.

Rutherford Appleton Laboratory, ISIS/Diamond, Didcot, UK, Feb 2015, “The symmetry-mode description of crystal distortions”.

Oxford University, Dept. of Chemistry, Oxford, UK, Feb 2015, “The symmetry-mode description of crystal distortions”.

University of Edinburgh, Dept. of Chemistry, Edinburgh, Scotland, UK, Jan 2015, “Symmetry-mode analysis of rigid-body rotations in crystals”.

Argonne National Laboratory, Materials Science Division, Argonne, Illinois, Aug 2013, "Symmetry-mode analysis of solid-state superstructures".

Utah Valley University, Dept. of Physics, Orem, Utah, Mar 2013, "Diffraction as a probe of atomic structure in functional materials".

University of the Basque Country, Dept. of Physics, Bilbao, Spain, Oct 2012, “Applications of symmetry-mode analysis”.

Idaho State University, Dept. of Physics, Pocatello, Idaho, Oct 2012, "Diffraction as a probe of local atomic structure in functional materials".

University of Cambridge, Dept. of Materials Science & Metallurgy, Cambridge, UK, Apr 2012, “Symmetry-mode analysis of distorted structures”.

University of Durham, Dept. of Chemistry, Durham, UK, Apr 2012, “Symmetry-mode analysis of magnetic and occupational ordering”.

University of Utah, Materials Science Department, Salt Lake City, Utah, Jan 2012, "Single-crystal diffuse scattering as a probe of nanoscale structure".

Max Planck Institute for Solid State Research, Stuttgart, Germany, Nov 2011, "Solving distorted structures using symmetry-modes: a global optimization approach".

Brigham Young University, Dept. of Physics & Astronomy, Provo, Utah, Sep 2007, "Structure-property relationships in functional materials".

Idaho State University, Dept. of Physics, Pocatello Idaho, Jan 2007, "Three-dimensional defect structures characterized via x-ray diffuse scattering".

Canadian Neutron Beam Centre, Chalk River, Canada, May 2006, "Exploring structural phase transitions with the ISODISPLACE software".

Hahn-Meitner Institute, Berlin, Germany, Nov 2004, "Spin-Precession Spectral Intensity Modulation: A Means of Incident Energy Resolution on an Inelastic Neutron Time-of-Flight Spectrometer", presented by Bradley Y. Underwood.

Beijing Institute of Theoretical Physics, Beijing, China, May 2004, "Novel polaronic structures in the CMR manganites".

Jilin University, College of Physics, Jilin, China, May 2004, "The role of polaronic structures in CMR manganites".

Shanghai Institute of Ceramics, State Key Lab of High Performance Ceramics and Superfine Microstructure, Shanghai, China, May 2004, "Single-crystal diffuse scattering study of correlated framework defects in zeolite mordenite".

Utah Valley State College, Dept. of Physics, Orem, Utah, Jan 2004, "Discovering the link between material properties and atomic structure".

UOP LLC, Des Plaines IL, Oct. 2003, "Defect structure determination via single-crystal x-ray and neutron diffuse scattering".

Advanced Photon Source User Science Seminar, Argonne National Lab, Argonne, Illinois, June 2003, "Polaronic structure via diffuse x-ray and neutron scattering".

University of Utah, Dept. of Physics, Salt Lake City, Utah, Feb 2003, "X-ray and neutron diffuse scattering from defect nanostructures".

Hahn-Meitner Institute, Berlin, Germany, April 2002, "Polaronic orbital polarization and the CMR effect".

University of Arkansas, Fayetteville, Arkansas, Feb 2002, "Polaronic structures in the CMR manganites".

Miami University Physics Dept., Miami, Ohio, Feb 2002, "Polaronic structures in the CMR manganites".

University of Wisconsin-Madison Dept. of Materials Science and Engineering, Madison, Wisconsin, Feb 2002, "Polaronic structures in the CMR manganites".

NIST Center for Neutron Research., Gaithersburg MD, Aug 2001, "The use of spin-precession spectral intensity modulation for incident-energy resolution on a neutron TOF spectrometer".

Brigham Young University Physics Dept., Provo, Utah, Oct 2000, "Short-range polaron correlations in CMR manganites observed via x-ray diffuse scattering".

Argonne National Laboratory Intense Pulsed Neutron Source, Oct 2000, "Nanoscale polaron correlations and diffuse scattering".

Argonne National Laboratory, Materials Science Div., Argonne, Illinois, May 1999, "Charge and magnetic ordering in the n=2 Ruddlesden-Popper manganate (SrO)(La0.5Sr0.5MnO3)2".

Los Alamos National Laboratory, Chemical Science and Technology Div., Los Alamos, New Mexico, Jan 1999, "Zeolite Structural Characterization by Powder Diffraction and Computer Simulation".

Molecular Simulations Inc., Mountain View, California, Sep 1998, "Solving novel crystal structures using simulated annealing".