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  • Han, JingruiSchool of Materials Science and Engineering, Tianjin University, Tianjin 300350, P.R. China (författare)

Lattice Oxygen Activation through Deep Oxidation of Co4N by Jahn–Teller–Active Dopants for Improved Electrocatalytic Oxygen Evolution

  • Artikel/kapitelEngelska2024

Förlag, utgivningsår, omfång ...

  • John Wiley & Sons,2024
  • printrdacarrier

Nummerbeteckningar

  • LIBRIS-ID:oai:DiVA.org:ltu-108404
  • https://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-108404URI
  • https://doi.org/10.1002/anie.202405839DOI

Kompletterande språkuppgifter

  • Språk:engelska
  • Sammanfattning på:engelska

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Klassifikation

  • Ämneskategori:ref swepub-contenttype
  • Ämneskategori:art swepub-publicationtype

Anmärkningar

  • Validerad;2024;Nivå 2;2024-08-14 (hanlid);Funder: National Key Research and Development Program of China (2023YFA1507903); National Natural Science Foundation of China (52204320); Fu-Xia-Quan National Independent Innovation Demonstration Zone (2022-P-021); German Research Foundation (EXC 2089/1 – 390776260); Bavarian program Solar Technologies Go Hybrid (SolTech)
  • Triggering the lattice oxygen oxidation mechanism is crucial for improving oxygen evolution reaction (OER) performance, because it could bypass the scaling relation limitation associated with the conventional adsorbate evolution mechanism through the direct formation of oxygen–oxygen bond. High-valence transition metal sites are favorable for activating the lattice oxygen, but the deep oxidation of pre-catalysts suffers from a high thermodynamic barrier. Here, taking advantage of the Jahn–Teller (J–T) distortion induced structural instability, we incorporate high-spin Mn3+ (  ) dopant into Co4N. Mn dopants enable a surface structural transformation from Co4N to CoOOH, and finally to CoO2, as observed by various in situ spectroscopic investigations. Furthermore, the reconstructed surface on Mn-doped Co4N triggers the lattice oxygen activation, as evidenced experimentally by pH-dependent OER, tetramethylammonium cation adsorption and online electrochemical mass spectrometry measurements of 18O-labelled catalysts. In general, this work not only offers the introducing J–T effect approach to regulate the structural transition, but also provides an understanding about the influence of the catalyst's electronic configuration on determining the reaction route, which may inspire the design of more efficient catalysts with activated lattice oxygen.

Ämnesord och genrebeteckningar

Biuppslag (personer, institutioner, konferenser, titlar ...)

  • Wang, HaibinSchool of Materials Science and Engineering, Tianjin University, Tianjin 300350, P.R. China (författare)
  • Wang, YutingSchool of Science, Tianjin University, Tianjin 300350, P.R. China (författare)
  • Zhang, HaoInstitute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-Based Materials and Devices, Soochow University, Suzhou 215000, P.R. China (författare)
  • Li, JunFrontiers Science Center for Transformative Molecules, Shanghai Jiao Tong University, Shanghai 200240, P.R. China (författare)
  • Xia, YujianInstitute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-Based Materials and Devices, Soochow University, Suzhou 215000, P.R. China (författare)
  • Zhou, JieshuSchool of Materials Science and Engineering, Tianjin University, Tianjin 300350, P.R. China (författare)
  • Wang, ZiyunSchool of Chemical Sciences, the University of Auckland, Auckland 1010, New Zealand (författare)
  • Luo, MingchuanSchool of Materials Science and Engineering, Peking University, Beijing 100871, P.R. China (författare)
  • Wang, YuhangInstitute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-Based Materials and Devices, Soochow University, Suzhou 215000, P.R. China (författare)
  • Wang, NingBeijing Institute of Smart Energy, Beijing 102209, P. R. China (författare)
  • Cortés, EmilianoNanoinstitute Munich, Faculty of Physics, Ludwig Maximilians University of Munich, 80539 Munich, Germany (författare)
  • Wang, ZuminSchool of Materials Science and Engineering, Tianjin University, Tianjin 300350, P.R. China (författare)
  • Vomiero, AlbertoLuleå tekniska universitet,Materialvetenskap,Department of Molecular Sciences and Nanosystems, Ca' Foscari University of Venice, Via Torino 155, 30172 Venezia Mestre, Italy(Swepub:ltu)albvom (författare)
  • Huang, Zhen-FengSchool of Chemical Engineering and Technology, Tianjin University, Tianjin 300350, P.R. China (författare)
  • Ren, HangxingPERIC Hydrogen Technologies Co., Ltd., Handan 056027, P.R. China; School of Materials Science and Engineering, Shanghai Jiao Tong University, Shanghai 200240, P. R.China (författare)
  • Yuan, XianmingPERIC Hydrogen Technologies Co., Ltd., Handan 056027, P.R. China (författare)
  • Chen, SonghuaCollege of Chemistry and Material Science, Longyan University, Longyan 364012, P.R. China (författare)
  • Feng, DonghuiPERIC Hydrogen Technologies Co., Ltd., Handan 056027, P.R. China (författare)
  • Sun, XuhuiInstitute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-Based Materials and Devices, Soochow University, Suzhou 215000, P.R. China (författare)
  • Liu, YongchangSchool of Materials Science and Engineering, Tianjin University, Tianjin 300350, P.R. China; State Key Laboratory of Hydraulic Engineering Intelligent Construction and Operation, Tianjin University, Tianjin 300350, P.R. China (författare)
  • Liang, HongyanSchool of Materials Science and Engineering, Tianjin University, Tianjin 300350, P.R. China; College of Chemistry and Material Science, Longyan University, Longyan, 364012 P.R. China (författare)
  • School of Materials Science and Engineering, Tianjin University, Tianjin 300350, P.R. ChinaSchool of Science, Tianjin University, Tianjin 300350, P.R. China (creator_code:org_t)

Sammanhörande titlar

  • Ingår i:Angewandte Chemie International Edition: John Wiley & Sons63:331433-78511521-3773

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