[E1-O402] Oral 402

[E1-O402-02 (Symposium Invited)] Near-Surface Nanostructure Change of Polycaprolactone Thin Films in the Early Stage of Seawater Immersion Treatment

Mamiko Takigawa¹, Toan Van Nguyen¹, Kenshiro Kaji¹, Hiroyasu Masunaga², Taiki Hoshino^3,4, An Yingjun⁵, Atsushi Takahara⁵, Yuji Aso¹, *SONO SASAKI^1,3 (1. Kyoto Inst. of Tech. (Japan), 2. Japan Sync. Rad. Res. Inst. (Japan), 3. RIKEN SPring-8 Cent. (Japan), 4. Tohoku Univ. (Japan), 5. Kyushu Univ. (Japan))

キーワード：polycaprolactone thin film, surface degradation in seawater, in-situ measurement of grazing-incidence X-ray scattering, microbeam X-rays of synchrotron radiation, crystallinity