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Armstrong, Dr. Ronald W.

Armstrong, Dr. Ronald W.
Professor Emeritus of Mechanical Engineering
Department of Mechanical Engineering

Research Interests 

  • Strength and structure of materials
  • Dislocation modeling, crystallography
  • X‑ray diffraction topography
  • Single crystal/polycrystal deformation/fracturing
  • Explosive crystals
  • Dynamic plasticity
  • Fracture toughness
  • Hardness testing
  • Prosthetic devices
  • Electronic materials


  • Postdoctoral Studies, Leeds University, UK, 1959
  • Ph.D., Carnegie Mellon University, 1958
  • B.E.S., Johns Hopkins University, 1955

Honors and Awards 

  • AIME Robert Lansing Hardy Gold Medal for 1962
  • Senior Fulbright‑Hays Fellow, New Zealand, 1974
  • NATO Advanced Study Institute Lecturer, England 1979, Crete 1985
  • Who's Who in America, 1982‑89
  • Liaison Scientist, Office of Naval Research‑London, UK 1982‑1984, 1991
  • Visiting Research Fellow, now Life Member, Clare Hall, Univ. Cambridge, UK, 1984
  • Symposium in Honor of Professor Ronald W. Armstrong, Dynamic Deformation: Constitutive Modeling, Grain Size, and Other Effects, TMS 2003, 132nd Annual Meeting and Exhibition, 3/2-6/2003, San Diego, CA; see Metall. Mater. Trans. A, 35A, 2545-2745 (2004).
  • DYMAT John Rinehart Award, 2015
  • Invited to present/publish more than 50 technical papers in Symposia, among more than 300 technical journal and symposium publications.

Professional Memberships and Service 

  • Fellow - American Society for Metals
  • Life Member - Clare Hall, University of Cambridge, U.K.
  • Honorary Member - Materials Research Society of India and Indian Institute of Metals
  • Member - American Physical Society; American Society for Materials; The (TMS) Minerals, Metals and Materials Society; and, Materials Research Society.

Selected Publications 

RECENT PUBLICATIONS (among ~350 in journals, books and proceedings)      

Related News 

Armstrong Receives 2015 John Rinehart Award
Mechanical Engineering Professor Emeritus Ronald Armstrong receives 2015 John Rinehart Award work in dynamic deformation. April 3, 2015

Armstrong Co-Edits New Royal Society Philosophical Transactions Themed Journal
The Royal Society publishes "Fracturing across the Multi-scales of Diverse Materials." February 13, 2015

Dr. Armstrong has joined with Dr. Stephen Walley at Cambridge and Professor Wayne Elban at Loyola University Maryland to co-edit the current MDPI Crystals journal Special Issue in progress on "Crystal Indentation Hardness"; see the website at: www.mdpi.com/journal/crystals/special_issues/cryst_indentation_hardness