Fatigue and fracture of nanomaterials
The photograph shows an apparatus for mechanical testing of freestanding nano-films. We study fatigue crack growth behavior of metallic films with thickness less than 100 nm.
Hiroyuki Hirakata, Takuya Yoshida, Toshiyuki Kondo and Kohji Minoshima, "Effects of film thickness on critical crack tip opening displacement in single-crystalline and polycrystalline submicron Cu films", Engineering Fracture Mechanics
Hiroyuki Hirakata, Takumi Kameyama, Ryota Kotoge, Toshiyuki Kondo, Masayuki Sakihara and Kohji Minoshima, "Creep crack propagation in gold submicron films at room temperature", International Journal of Fracture