[23a-A306-1~7] 1.4 Energy conversion, storage, resources and environment

[23a-A306-4] In situ X-ray emission spectroscopy for adsorbed oxygen and sulfur species on Pt/C electrocatalysts in polymer electrolyte fuel cells under operating conditions

〇Tomoya Uruga^1,2, Hiroko Miwa², Takefumi Yoshida², Takuma Kneko¹, Takehiko Sasaki³, Kotaro Higashi¹, Tomohiro Sakata², Ouki Sekizawa^1,2, Hirosuke Matsui⁴, Kiyotaka Asakura⁵, Mizuki Tada⁴, Yasuhiro Iwasawa² (1.JASRI, 2.Univ. Electro-Comm., 3.Tokyo Univ., 4.Nagoya Univ., 5.Hokkaido Univ.)

Keywords:fuel cell, X-ray emission spectroscopy, cathode catalyst