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Bio

Professional Interests:

Ceramics, glasses, and brittle material:

• Contact (e.g., Hertzian) response,
• Compression response,
• Sintering,
• Ceramic powder characterization,
• Failure stress and its probabilistic distribution (e.g., Weibull),
• Failure analysis and fractography,
• High-temperature response,
• Mechanical test and analysis methods, and
• Composite material theory and practice.

Professional Experience

Distinguished Scientist [1/2009 - present]
Mechanical Properties and Mechanics, Materials in Extremes Section, Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, TN

Joint Faculty Professor [2/2014 - present]
Materials Science and Engineering Department, University of Tennessee, Knoxville, TN

Senior Staff Scientist [9/2002 - 12/2008]
Ceramic Science and Technology Group, Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, TN

Adjoint Faculty [1/2006 - 2/2014]
Department of Mechanical Engineering, Vanderbilt University, Nashville, TN  37235

Materials Engineer DB III & IV [5/2000 - 8/2002]
Emerging Materials and Analysis Team, Metals and Ceramics Research Branch, Weapons and Materials Research Directorate, U.S. Army Research Laboratory, Aberdeen Proving Ground, MD

Staff Development Engineer I & II [9/1992 - 5/2000]

Mechanical Characterization & Analysis Group, High Temperature Materials Laboratory, Metals and Ceramics Division, Oak Ridge National Laboratory, Oak Ridge, TN

Development Associate III [11/1991 - 9/1992]
Mechanical Characterization & Analysis Group, High Temperature Materials Laboratory, Metals and Ceramics Division, Oak Ridge National Laboratory, Oak Ridge, TN

Awards

• Fellow, American Ceramic Society (ACerS), 2011-present.
• Senior Member, Institute of Electrical and Electronics Engineers (IEEE), 2014-2018.
• DOE Vehicle Technologies Office R&D Award, DOE/EERE AMR, 2014.
• John F. McMahon Lecturer, Alfred University, Alfred, NY, 2012.
• American Ceramic Society’s Richard M. Fulrath Award Winner, 2008.
• Honorary Member, DCERN, Ministry of Defence, United Kingdom.

Education

• Ph. D., Materials Science and Engineering, University of Delaware, Newark, Delaware, 1992.
• B. S., Ceramic Engineering, Alfred University, Alfred, New York, 1987.

Professional Service

• ACerS Engineering Ceramics Division (ECD) Officer Positions:
  • Awards Chair (2004-2005)
  • Secretary (2005-2006)
  • Vice-Chair & Treasurer (2006-2007)
  • Chair-Elect (2007-2008)
  • Chair (2008-2009)
  • Advisor (2009-2011)
• Sub-Chair, American Society for Testing and Materials (ASTM), C28.04
• Associate Editor, International Journal of Applied Glass Science (IJAGS)

Professional Affiliations

• American Ceramic Society (Engineering Ceramics Division, Glass and Optical Materials Division, and Refractories Division.
• ASTM

Trademarks and Patents

34 patents, copyrights, and invention disclosures.

Publications

Other Publications