Tokyo Institute of Technology
Interdisciplinary Graduate School of Science and Engineering
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Laboratory Profile

Name of Professor Susumu Onaka
E-mail Address onaka
   (add '@materia.titech.ac.jp' to this address)
About Laboratory http://kamonohashi.iem.titech.ac.jp/onaka_folder/onaka/index_E.html
Members http://kamonohashi.iem.titech.ac.jp/onaka_folder/onaka/members.html
Current Research Areas Research in the Laboratory covers a wide range of topics, but mainly concerns the mechanical properties of various advanced and composite materials.
Recent Major Publications
  • S. Onaka, J.H. Huang, K. Wakashima and T. Mori "Kinetics of Stress Relaxation Caused by the Combination of Interfacial Sliding and Diffusion: Two-Dimensional Analysis" Acta Materialia, 46, pp.3821-3828, 1998.
  • S. Onaka, T. Fujii, Y. Suzuki and M. Kato "Application of the Average Field Method to the Prediction of Stable Shapes of Coherent Precipitates under Uniaxial Stresses" Materials Science and Engineering A, 285, pp.246-252, 2000.
  • S. Onaka "Averaged Eshelby Tensor and Elastic Strain Energy of a Superspherical Inclusion with Uniform Eigenstrains" Philosophical Magazine Letters, 81, pp.265-272, 2001.
  • S. Onaka, A. Madgwick and T. Mori "Kinetics of Diffusional Creep Discussed by Energy Dissipation and Effect of Grain-size Distribution on the Rate Equations" Acta Materialia, 49, pp.2161-2168, 2001.
  • S. Onaka, H. Sato and M. Kato "Elastic States of Doughnut-like Inclusions with Uniform Eigenstrains Treated by Averaged Eshelby Tensors" Philosophical Magazine Letters, 82, pp.1-7, 2002.
  • S. Onaka, N. Kobayashi, T. Fujii and M. Kato "Energy Analysis with a Superspherical Shape Approximation on the Spherical to Cubical Shape Transitions of Coherent Precipitates in Materials with Cubic Structures" Materials Science and Engineering A, A347, pp.42-49, 2003.
  • H. Sato, I. Ota, T. Fujii, S. Onaka and M. Kato "Morphological Evolution of Grain-Boundary SiO2 in Internally Oxidized Cu-Si Bicrystals" Materials Transactions, 45, pp.818-823, 2004.
  • S. Onaka, T. Fujii and M. Kato "Effects of Octahedral to Spherical Precipitate-shape Transition on Elastic Strain Energy due to Misfit Precipitates in Materials with Cubic Structures" Mechanics of Materials, 37, pp.179-187, 2005.
  • S. Onaka "Simple Equations Giving Shapes of Various Convex Polyhedra: The Regular Polydedra and Polyhedra Composed of Crystallographically Low-index planes" Philosophical Magazine Letters, in press, 2006.
   
 
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Interdisciplinary Graduate School of Science and Engineering

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