affiliation not provided to SSRN
the secondary template strategy, hierarchical porous structure, FeNx, CoO nanoparticles, oxygen reduction reaction, oxygen evolution reaction
Pt nanoparticles, Fe single-atom, ORR, mesoporous carbon hollow spheres
amorphous FeOOH, OER, heterojunction, Seawater splitting, Oxygen vacancies
the secondary template strategy, hierarchical porous structure, FeNx, CoO nanoparticles, Oxygen reduction reaction, Oxygen Evolution Reaction