[F3-O502] Oral 502

[F3-O502-02] Effect of Equibiaxial Pre-Stress on Mechanical Properties Evaluated Using Depth-Sensing Indentation with a Point-Sharp Indenter

*Takashi Akatsu¹, Yoshihide Tabata², Yutaka Shinoda³, Fumihiro Wakai² (1. Tokyo Univ. of Tech. (Japan), 2. Tokyo Inst. of Tech. (Japan), 3. National Inst. of Tech., Ube College (Japan))

キーワード：Depth-sensing indentation, Pre-stress, Elastic modulus, Yield stress, Finite element method