Over 21.0% faradaic efficiency of ambient ammonia production: Photoelectrocatalytic activity of MOF-235

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Autor(es): dc.contributorUniversidade Estadual de Londrina (UEL)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade Federal do Paraná (UFPR)-
Autor(es): dc.contributorNational Institute of Science & Technology in Bioanalytic (INCTBio)-
Autor(es): dc.creatorCamargo, Luan Pereira-
Autor(es): dc.creatorSilva, Paulo Rogério Catarini da-
Autor(es): dc.creatorBatagin-Neto, Augusto-
Autor(es): dc.creatorKlobukoski, Vanessa-
Autor(es): dc.creatorVidotti, Marcio-
Autor(es): dc.creatorDall'Antonia, Luiz Henrique-
Data de aceite: dc.date.accessioned2025-08-21T19:52:34Z-
Data de disponibilização: dc.date.available2025-08-21T19:52:34Z-
Data de envio: dc.date.issued2023-03-01-
Data de envio: dc.date.issued2023-03-01-
Data de envio: dc.date.issued2022-08-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.apmt.2022.101540-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/240195-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/240195-
Descrição: dc.descriptionIn recent years, the Haber-Bosh process's ammonia synthesis has shown a lot of energy consumption and significant CO2 emissions. In this sense, the photoelectrochemical production of NH3 via dinitrogen fixation has been showing a promising strategy. Thus, in this work, ammonia production under photoelectrocatalytic condition was carried out using the metal-organic iron terephthalate structure (MOF-235), obtained by a simple and low-cost process (solvothermal). The results indicated greater activity for the nitrogen reduction reaction (NRR) compared to the hydrogen reduction reaction (HRR), in addition to a high yield of NH3 0.716 µg h−1 cm−2 and Faradaic efficiency greater than 21.0% at - 0.2 V vs reversible hydrogen electrode in 0.1 mol L−1 Na2SO4 electrolyte. It is believed that the good results of MOF-235 during NRR are related to a high specific area of MOF, making available active sites of trinuclear-oxocentered iron in abundance. The material homogeneity in the electrode and the excellent light absorption were also decisive factors for the supply of high energy electrons necessary for ammonia production.-
Descrição: dc.descriptionDepartamento de Química/CCE/UEL Universidade Estadual de Londrina (UEL), CP 10.011-
Descrição: dc.descriptionGraduate Program in Chemistry Universidade Estadual de Londrina (UEL), PR-
Descrição: dc.descriptionDepartamento de Física Universidade Estadual de Londrina (UEL), PR-
Descrição: dc.descriptionInstituto de Ciências e Engenharia Universidade Estadual de São Paulo (UNESP), SP-
Descrição: dc.descriptionDepartamento de Química Universidade Federal do Paraná (UFPR), PR-
Descrição: dc.descriptionNational Institute of Science & Technology in Bioanalytic (INCTBio)-
Descrição: dc.descriptionInstituto de Ciências e Engenharia Universidade Estadual de São Paulo (UNESP), SP-
Idioma: dc.languageen-
Relação: dc.relationApplied Materials Today-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectNanoscale materials-
Palavras-chave: dc.subjectPhotoelectrocatalysis-
Palavras-chave: dc.subjectSemiconductor-
Palavras-chave: dc.subjectSolvothermal synthesis-
Título: dc.titleOver 21.0% faradaic efficiency of ambient ammonia production: Photoelectrocatalytic activity of MOF-235-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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