Revealing the interfacial electron modulation effect of CoFe alloys with CoC encapsulated in N-doped CNTs for superior oxygen reduction

Jia, 2019, Identification of active sites for acidic oxygen reduction on carbon catalysts with and without nitrogen doping, Nat. Catal., 2, 688, 10.1038/s41929-019-0297-4 Li, 2017, Exclusive Ni–N4 sites realize near-unity CO selectivity for electrochemical CO2 reduction, J. Am. Chem. Soc., 139, 14889, 10.1021/jacs.7b09074 Lu, 2021, Tuning the selective adsorption site of biomass on Co3O4 by Ir single atoms for electrosynthesis, Adv. Mater., 33, 2007056, 10.1002/adma.202007056 Liang, 2020, Perovskite-type solid solution nano-electrocatalysts enable simultaneously enhanced activity and stability for oxygen evolution, Adv. Mater., 32, 2001430, 10.1002/adma.202001430 Sun, 2020, Covalency competition dominates the water oxidation structure–activity relationship on spinel oxides, Nat. Catal., 3, 554, 10.1038/s41929-020-0465-6 Ouyang, 2020, Coupling magnetic single-crystal Co2Mo3O8 with ultrathin nitrogen-rich carbon layer for oxygen evolution reaction, Angew. Chem. Int. Ed., 59, 11948, 10.1002/anie.202004533 Liu, 2020, Metal–organic-framework-derived Co2P nanoparticle/multi-doped porous carbon as a trifunctional electrocatalyst, Adv. Mater., 32, 2003649, 10.1002/adma.202003649 Su, 2017, Atomic modulation of FeCo-Nitrogen-Carbon bifunctional oxygen electrodes for rechargeable and flexible all-solid-state zinc-air battery, Adv. Energy Mater., 7, 1602420, 10.1002/aenm.201602420 Yu, 2020, Ultrafast room-temperature synthesis of porous S-doped Ni/Fe(oxy)hydroxide electrodes for oxygen evolution catalysis in seawater splitting, Energy Environ. Sci., 13, 3439, 10.1039/D0EE00921K Wang, 2018, Identifying the key role of pyridinic-N–Co bonding in synergistic electrocatalysis for reversible ORR/OER, Adv. Mater., 30, 1800005, 10.1002/adma.201800005 Jiao, 2015, Design of electrocatalysts for oxygen- and hydrogen-involving energy conversion reactions, Chem. Soc. Rev., 44, 2060, 10.1039/C4CS00470A Li, 2020, Co-construction of sulfur vacancies and heterojunctions in tungsten disulfide to induce fast electronic/ionic diffusion kinetics for sodium-ion batteries, Adv. Mater., 32, 2005802, 10.1002/adma.202005802 Li, 2017, Anchoring CoFe2O4 nanoparticles on N-doped carbon nanofibers for high-performance oxygen evolution reaction, Adv. Sci., 4, 1700226, 10.1002/advs.201700226 Wang, 2020, Space-confined yolk-shell construction of Fe3O4 nanoparticles inside N-doped hollow mesoporous carbon spheres as bifunctional electrocatalysts for long-term rechargeable zinc–air batteries, Adv. Funct. Mater., 30, 2005834, 10.1002/adfm.202005834 Hao, 2021, Unraveling the synergistic effect of defects and interfacial electronic structure modulation of pealike CoFe@Fe3N to achieve superior oxygen reduction performance, Appl. Catal. B Environ., 295, 120314, 10.1016/j.apcatb.2021.120314 Tian, 2020, Electric-field assisted in situ hydrolysis of bulk metal-organic frameworks (MOFs) into ultrathin metal oxyhydroxide nanosheets for efficient oxygen evolution, Angew. Chem. Int. Ed., 59, 13101, 10.1002/anie.202004420 Fei, 2018, General synthesis and definitive structural identification of MN4C4 single-atom catalysts with tunable electrocatalytic activities, Nat. Catal., 1, 63, 10.1038/s41929-017-0008-y Wang, 2017, NiFe layered double hydroxide nanoparticles on Co,N-codoped carbon nanoframes as efficient bifunctional catalysts for rechargeable zinc–air batteries, Adv. Energy Mater., 7, 1700467, 10.1002/aenm.201700467 Wang, 2020, FeNi alloys encapsulated in N-doped CNTs-tangled porous carbon fibers as highly efficient and durable bifunctional oxygen electrocatalyst for rechargeable zinc-air battery, Appl. Catal. B Environ., 263, 118344, 10.1016/j.apcatb.2019.118344 Liu, 2015, Integrating NiCo alloys with their oxides as efficient bifunctional cathode catalysts for rechargeable zinc-air batteries, Angew. Chem. Int. Ed., 54, 9654, 10.1002/anie.201503612 Hao, 2021, N-Doped carbon nanotubes derived from graphene oxide with embedment of FeCo nanoparticles as bifunctional air electrode for rechargeable liquid and flexible all-solid-state zinc–air batteries, Adv. Sci., 8, 2004572, 10.1002/advs.202004572 Sun, 2021, Synergetic metal defect and surface chemical reconstruction into NiCo2S4/ZnS heterojunction to achieve outstanding oxygen evolution performance, Angew. Chem. Int. Ed., 60, 19435, 10.1002/anie.202107731 Lu, 2017, Bimetal-organic framework derived CoFe2O4/C porous hybrid nanorod arrays as high-performance electrocatalysts for oxygen evolution reaction, Adv. Mater., 29, 1604437, 10.1002/adma.201604437 Shi, 2020, High-performance trifunctional electrocatalysts based on FeCo/Co2P hybrid nanoparticles for zinc–air battery and self-powered overall water splitting, Adv. Energy Mater., 10, 1903854, 10.1002/aenm.201903854 Wang, 2020, Confined Fe-Cu clusters as sub-nanometer reactors for efficiently regulating the electrochemical nitrogen reduction reaction, Adv. Mater., 32, 2004382, 10.1002/adma.202004382 Tao, 2019, Revealing energetics of surface oxygen redox from kinetic fingerprint in oxygen electrocatalysis, J. Am. Chem. Soc., 141, 13803, 10.1021/jacs.9b01834 Asset, 2020, Iron-nitrogen-carbon catalysts for proton exchange membrane fuel cells, Joule, 4, 33, 10.1016/j.joule.2019.12.002 Artyushkova, 2017, Oxygen binding to active sites of Fe−N−C ORR electrocatalysts observed by ambient-pressure XPS, J. Phys. Chem. C, 121, 2836, 10.1021/acs.jpcc.6b11721 Ji, 2020, Ultrathin and porous &-FeOOH modified Ni3S2 3D heterostructure nanosheets with excellent alkaline overall water splitting performance, J. Mater. Chem. A., 8, 21199, 10.1039/D0TA07676G Wang, 2020, Hole-trapping-induced stabilization of Ni4+ in SrNiO3/LaFeO3 superlattices, Adv. Mater., 32, 2005003, 10.1002/adma.202005003 Yin, 2017, NiO/CoN porous nanowires as efficient bifunctional catalysts for Zn–air batteries, ACS Nano, 11, 2275, 10.1021/acsnano.7b00417 Sun, 2018, A facile strategy to construct amorphous spinel-based electrocatalysts with massive oxygen vacancies using ionic liquid dopant, Adv. Energy Mater., 8, 1800980, 10.1002/aenm.201800980 Xiao, 2017, Filling the oxygen vacancies in Co3O4 with phosphorus: an ultra-efficient electrocatalyst for overall water splitting, Energy Environ. Sci., 10, 2563, 10.1039/C7EE01917C Liu, 2019, Achieving high-performance for catalytic epoxidation of styrene with uniform magnetically separable CoFe2O4 nanoparticles, Appl. Catal. B Environ., 254, 214, 10.1016/j.apcatb.2019.04.083 Gao, 2019, Construction of a sp3/sp2 carbon interface in 3D N-doped nanocarbons for the oxygen reduction reaction, Angew. Chem. Int. Ed., 58, 15089, 10.1002/anie.201907915 Jiang, 2015, Significant contribution of intrinsic carbon defects to oxygen reduction activity, ACS Catal., 5, 6707, 10.1021/acscatal.5b01835 Cheng, 2017, Single cobalt atom and N codoped carbon nanofibers as highly durable electrocatalyst for oxygen reduction reaction, ACS Catal., 7, 6864, 10.1021/acscatal.7b02326