{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Aljabour A"],"funding":["Austrian Science Fund FWF"],"pagination":["e202302208"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10947295"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["62(21)"],"pubmed_abstract":["As alternative energy sources are essential to reach a climate-neutral economy, hydrogen peroxide (H<sub>2</sub> O<sub>2</sub> ) as futuristic energy carrier gains enormous awareness. However, seeking for stable and electrochemically selective H<sub>2</sub> O<sub>2</sub> ORR electrocatalyst is yet a challenge, making the design of-ideally-bifunctional catalysts extremely important and outmost of interest. In this study, we explore the application of a trimetallic cobalt(II) triazole pyridine bis-[cobalt(III) corrole] complex Co<sup>II</sup> TP[Co<sup>III</sup> C]<sub>2</sub> 3 in OER and ORR catalysis due to its remarkable physicochemical properties, fast charge transfer kinetics, electrochemical reversibility, and durability. With nearly 100 % selective catalytic activity towards the two-electron transfer generated H<sub>2</sub> O<sub>2</sub> , an ORR onset potential of 0.8 V vs RHE and a cycling stability of 50 000 cycles are detected. Similarly, promising results are obtained when applied in OER catalysis. A relatively low overpotential at 10 mA cm<sup>-2</sup> of 412 mV, Faraday efficiency 98 % for oxygen, an outstanding Tafel slope of 64 mV dec<sup>-1</sup> combined with superior stability."],"journal":["Angewandte Chemie (International ed. in English)"],"pubmed_title":["A Bifunctional Electrocatalyst for OER and ORR based on a Cobalt(II) Triazole Pyridine Bis-[Cobalt(III) Corrole] Complex."],"pmcid":["PMC10947295"],"funding_grant_id":["P 32045","P28167","P32045"],"pubmed_authors":["Song L","Scharber MC","Schofberger W","Aljabour A","Offenthaler S","Awada H","Sun H","Yari F","Bechmann M"],"additional_accession":[]},"is_claimable":false,"name":"A Bifunctional Electrocatalyst for OER and ORR based on a Cobalt(II) Triazole Pyridine Bis-[Cobalt(III) Corrole] Complex.","description":"As alternative energy sources are essential to reach a climate-neutral economy, hydrogen peroxide (H<sub>2</sub> O<sub>2</sub> ) as futuristic energy carrier gains enormous awareness. However, seeking for stable and electrochemically selective H<sub>2</sub> O<sub>2</sub> ORR electrocatalyst is yet a challenge, making the design of-ideally-bifunctional catalysts extremely important and outmost of interest. In this study, we explore the application of a trimetallic cobalt(II) triazole pyridine bis-[cobalt(III) corrole] complex Co<sup>II</sup> TP[Co<sup>III</sup> C]<sub>2</sub> 3 in OER and ORR catalysis due to its remarkable physicochemical properties, fast charge transfer kinetics, electrochemical reversibility, and durability. With nearly 100 % selective catalytic activity towards the two-electron transfer generated H<sub>2</sub> O<sub>2</sub> , an ORR onset potential of 0.8 V vs RHE and a cycling stability of 50 000 cycles are detected. Similarly, promising results are obtained when applied in OER catalysis. A relatively low overpotential at 10 mA cm<sup>-2</sup> of 412 mV, Faraday efficiency 98 % for oxygen, an outstanding Tafel slope of 64 mV dec<sup>-1</sup> combined with superior stability.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 May","modification":"2025-04-20T02:50:22.333Z","creation":"2025-02-19T03:09:37.133Z"},"accession":"S-EPMC10947295","cross_references":{"pubmed":["36821699"],"doi":["10.1002/anie.202302208"]}}