Graduation thesis defense was held in our department of materials science@OPU. (17-18/Feb/2020) Our group student, Mr. Kei Araki (B4), Mr. Ryosuke Ohashi (B4), Mr. Shun Hirouchi (B4), Ms. Yoko Miura (B4) and Mr. Keyaki Mori (B4), presented their original research to audience.? Good job!!