TY - GEN AU - Ribeiro, Rui S. AU - Vieira, Ana Luisa S. AU - Biernacki, Krzysztof AU - Magalhaes, Alexandre L. AU - Delgado Jaén, Juan José AU - Morais, Rafael G. AU - Rey Raap, Natalia AU - Rocha, Raquel P. AU - Pereira, Manuel Fernando R. A4 - Ciencia de los Materiales e Ingeniería Metalúrgica y Química Inorgánica PY - 2023 SN - 0008-6223 UR - http://hdl.handle.net/10498/29418 AB - Seeking alternatives to noble metals-based electrocatalysts for oxygen reduction reaction (ORR), hollow carbon spheres (CSs) were finely tuned with stable single-atom Fe-N species through a synthesis methodology requiring only earth-abundant metal... LA - eng PB - Elsevier KW - oxygen reduction reaction (ORR) KW - Single-atomic catalysts KW - Electrocatalysis KW - Density-functional theory (DFT) KW - Fuel cells TI - Engineering single-atom Fe-N active sites on hollow carbon spheres for oxygen reduction reaction DO - 10.1016/j.carbon.2023.118192 ER -