Kyushu University Academic Staff Educational and Research Activities Database
List of Presentations
Kazuhito Ohsawa Last modified date:2019.05.04

Assistant Professor / Division of Nuclear Fusion Dynamics / Research Institute for Applied Mechanics


Presentations
1. 大澤 一人, Unique phenomena of tungsten associated with fusion reactor: uncertainties of stable hydrogen configuration trapped in tungsten vacancy, Technical meeting of the international code center network held in IAEA, 2015.07.
2. Hydrogen trapping in a single vacancy formed in tungsten.
3. Hydrogen trapping at a single vacancy in tungsten and its stable structure.
4. First principle calculations of hydrogen trapping at a single vacancy in tungsten.
5. Study on hydrogen retention in a regular grain boundary in tungsten and hydrogen induced embrittlement.
6. Study on dislocation loops in terms of the anisotropic elasticity theory.
7. Hydrogen retention in tungsten and its stable structure.
8. Stress function for dislocation loops in anisotropic crystals.
9. Study on stress function for a dislocation in an anisotropic crystal.
10. Study of Dislocation Loops in Cubic Crystals.
11. study of thermal activation process of dislocation loops within a lattice model.
12. Equilibrium structure and thermal activation of dislocation loops in BCC metals.
13. Study of thermal activation process of dislocation loops with transition path.
14. Thermally Activated Process of Dislocation loops with high symmetry.
15. Thermally activated process of a dislocation loop and effect of the self innteraction.
16. Thermally activated process of a dislocation loop and self-energy.
17. Activation Energy for a One-Dimensional Slip Motion of a Dislocation Loop.
18. Diffusion process and activation energy of dislocation loops (in terms of a line tension model).
19. Migration process and activation energy of dislocation loops within a string model.
20. Activation Energy of a Dislocation Loop in BCC Crystal.
21. Calculation for activation energy of dislocation loop in an elastic model.
22. Activation enerygy of a dislocation loop.
23. Activation Energy for Double-Kink Formation on a Dislocation Line Estimated in a Finite Temperature 3D Crystal.
24. Kink Pair Formation Process of a Screw Dislocation in a Lattice.
25. Behavior of a Screw Dislocation in a Finite Temperature.
26. Non-Reflecting Boundary Condition for Sound Propagating in a Lattice.
27. Non-Reflecting Boundary Condition for Sound with a Moving Dislocation.
28. Introduction.
29. Simulation of a Moving Screw Dislocation with Non-Reflecting Boundary Condition.
30. Simulation with Many Atoms.
31. Application of Flexible Boundary Condition to Simulations of Crack Propagation.
32. Culculation of Peierls stress under flexible boundary condition.