The University of Tennessee, Knoxville

Joint Institute for Advanced Materials


George M. Pharr

George Pharr

Chancellor's Professor, McKamey Professor of Engineering and UT-ORNL Joint Faculty
Department of Materials Science and Engineering

PhD, Materials Science and Engineering
Stanford

Research Bio



Research Interests

  • Nanoindentation and nanomechanical testing
  • Thin film and small-scale mechanical behavior
  • Mechanisms of fracture and flow in solids
  • Finite element modeling of indentation contact

Selected Publications

G.M. Pharr, J.H. Strader, and W.C. Oliver, "Critical Issues in Making Small-depth Mechanical Property Measurements by Nanoindentation with Continuous Stiffness Measurement", Journal of Materials Research 24, pp. 653-666 (2009).

G.M. Pharr, E.G. Herbert, and Y.F. Gao, "The Indentation Size Effect: A Critical Examination of Experimental Observations and Mechanistic Interpretations", Annual Reviews in Materials Research 40, pp. 271-290 (2010).

C. Begau, A. Hartmaier, E.P. George, and G.M. Pharr, "Atomic Processes of Dislocation Generation and Plastic Deformation During Nanoindentation", Acta Materialia 59, pp. 934-942 (2011).

K.E. Johanns, A. Sedlmayr, P. Sudharshan Phani, R. Mönig, O. Kraft, E.P. George, and G.M.Pharr, "In-Situ Tensile Testing of Single Crystal Molybdenum Alloy Fibers with Various Dislocation Densities in a Scanning Electron Microscope, Journal of Materials Research 27, pp. 508-520 (2012).

Caijun Su, E.G. Herbert, Sangjoon Sohn, J.A. Lamanna, W.C. Oliver, and G.M. Pharr, "Measurement of Power-law Creep Parameters by Instrumented Indentation Methods", Journal of the Mechanics and Physics of Solids 61, pp. 517-536 (2013).

P. Sudharshan Phani, K.E. Johanns, E.P. George, and G.M. Pharr, “A Simple Stochastic Model for Yielding in Specimens with a Limited Number of Dislocations”, Acta Materialia 61, pp. 2489-2499 (2013).

Contact Information

George M. Pharr
401 Ferris Hall
Department of Materials Science and Engineering
University of Tennessee
Knoxville, TN 37996-2100
865-974-8202
pharr@utk.edu

 

 


 

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