MOLECULAR DYNAMICS SIMULATION OF GRAIN BOUNDARY MIGRATION IN THREE DIMENSION

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MOLECULAR DYNAMICS SIMULATION OF GRAIN BOUNDARY
MIGRATION IN THREE DIMENSION
Hao Zhang and D.J. Srolovitz, Princeton Materials
Institute, Princeton University Moneesh Upmanyu,
Oak Ridge National Laboratory Lasar Shvindlerman,
Gunther Gottstein, RWTH, Aachen
Germany Srivilliputhur. Srinivasan, Los Alamos
National Laboratory
Temperature Dependence of Mobility

• Reduced Mobility is well described by Arrhenius
  relation
• Low S boundaries exhibit low activation energies