Scope of Research:

• Studies of residual stress distributions in weldments, castings, forgings, and extrusions by means of neutron and X-ray diffraction
• Characterization of phase transformations, crystallization, and texture formation in metals and ceramics by diffraction methods
• Development of ion conducting materials for fuel cell and gas separation applications

Broad Fields of Endeavor:

• Neutron and X-ray diffraction techniques, characterization of residual stress, phase transformations, crystal structure, preferred orientation, and electronic properties of materials, solid oxide fuel cell materials.

Education:

• Ph.D. (Materials Engineering) University of Western Ontario, 1995
• M.A.Sc. (Engineering Physics) Technical University of Nova Scotia, 1989
• B.Eng. (Engineering Physics) Technical University of Nova Scotia, 1987
• B.Sc. (Physics) Dalhousie University, 1984

Education Disciplines:

• Physics, Engineering Physics, Materials Engineering

Professional Societies:

• ASM International
• International Center for Diffraction Data
• Neutron Scattering Society of America

Honors and Awards:

• ICDD Fellow, 2006
• Ontario Graduate Scholar, 1993-1994
• NSERC Postgraduate Scholar, 1991-1993

Employment:

• Oak Ridge National Laboratory, Oak Ridge, Tennessee
  • ORNL Senior R&D Staff Member since 2002
  • ORNL R&D Staff Member 1997-2001
• Oak Ridge Associated Universities, Oak Ridge, Tennessee
  • ORNL Postdoctoral Research Associate 1995-1997
• Electrofuel Manufacturing Co., Ltd., Toronto, Canada
  • Engineer 1992-1994
• Technical University of Nova Scotia, Halifax, Canada
  • Research Assistant 1989-1991

Affiliations:

• Member - ASM International (Chairman of Oak Ridge Chapter 2001-2002)
  • Editorial Committee Member - Advanced Materials and Processes (2003-2009)
• Member - International Center for Diffraction Data (elected Fellow in 2006)
  • Chair – Non-ambient Diffraction Subcommittee (2004-2009)
• Member – Neutron Scattering Society of America
• Member – LANSCE Program Review Committee (2007-2009)

Refereed Journal Papers: 101; Conference Proceedings: 35; Patents/Applications: 3

Publications