"Nabae Yuta,Nagata Shinsuke,Hayakawa Teruaki,Niwa Hideharu,Harada Yoshihisa,Oshima Masaharu,Isoda Ayano,Matsunaga Atsushi,Tanaka Kazuhisa,Aoki Tsutomu","Pt-free carbon-based fuel cell catalyst prepared from spherical polyimide for enhanced oxygen diffusion",,"Scientific Reports",,"  6",,"  23276",2016,Mar.