[G] Surface ,Interface and Catalysts

4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[72] Production of Fe-Co-Ni-B alloy nanoparticles by electroless reduction using emulsions and evaluation of catalytic activity for the hydrogen evolution reaction

○Kyotaro Ono¹, Yuto Kuroki¹, Yu Otani¹, Kazuhiro Fukami¹ (1. Kyoto Univ.)

Keywords:

electrochemistry,multicomponent alloy,nanoparticles,emulsion,hydrogen evolution reaction

Fe-Co-Ni-B multicomponent alloy nanoparticles were synthesized by electroless reduction in w/o emulsions. The ~5 nm amorphous particles exhibited lower HER overpotential than Co-B and Ni-B, indicating enhanced catalytic activity from alloying.