CuO as (electro)catalyst for lignin valorization

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Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorDourado, Andre H. B.-
Autor(es): dc.creatorSantos, Matheus-
Autor(es): dc.creatorCurvelo, Antonio A. S.-
Autor(es): dc.creatorVarela, Hamilton-
Data de aceite: dc.date.accessioned2025-08-21T15:46:09Z-
Data de disponibilização: dc.date.available2025-08-21T15:46:09Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2024-01-29-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.apcata.2024.119583-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/299861-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/299861-
Descrição: dc.descriptionBiorefinery is gaining attention as a way to obtain several high-value products in a green approach. Biomass can be used to obtain fuels, like ethanol. The waste, rich in lignins, can be (electro)chemically transformed into monophenols and other fuels, like hydrogen. This macromolecule has a complex structure and the optimization of (electro)catalysts for its depolymerization is difficult, mainly because the lack of fundamental knowledge. Because of this, we decided to compare thermo and electrochemical catalysis, using identical reaction liquor and catalyst. The products were identified and quantified by GC-FID. Mild oxidative conditions generated more aldehydes, independently if it was under electrochemical conditions or not. To explore eventual mechanistic similarities, we investigated the catalyst by Raman spectroscopy and electronic microscopy. By them, a similar behavior was observed, the particles were less coalesced and the CuO-related bands were narrowed. After, by Mott-Schottky analysis, the oxygen vacancies were identified as the active sites.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionRCGI - Research Centre for Greenhouse Gas Innovation-
Descrição: dc.descriptionShell Brasil-
Descrição: dc.descriptionANP (Brazil's National Oil, Natural Gas, and Biofuels Agency) through the R &D levy regulation-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)-
Descrição: dc.descriptionUniv Sao Paulo, Inst Chem, Ave Trab Sancarlense,400, BR-13566590 Sao Carlos, SP, Brazil-
Descrição: dc.descriptionSao Paulo State Univ, Inst Chem, Ave Prof Francisco Degni,55, BR-14800900 Araraquara, SP, Brazil-
Descrição: dc.descriptionSao Paulo State Univ, Inst Chem, Ave Prof Francisco Degni,55, BR-14800900 Araraquara, SP, Brazil-
Descrição: dc.descriptionFAPESP: 2019/22183-6-
Descrição: dc.descriptionFAPESP: 2021/09630-3-
Descrição: dc.descriptionRCGI - Research Centre for Greenhouse Gas Innovation: 2020/15230-5-
Descrição: dc.descriptionFAPESP: 2020/15230-5-
Descrição: dc.descriptionANP (Brazil's National Oil, Natural Gas, and Biofuels Agency) through the R &D levy regulation: 306060/2017-5-
Descrição: dc.descriptionANP (Brazil's National Oil, Natural Gas, and Biofuels Agency) through the R &D levy regulation: 161023/2021-5-
Descrição: dc.descriptionANP (Brazil's National Oil, Natural Gas, and Biofuels Agency) through the R &D levy regulation: 001-
Descrição: dc.descriptionCNPq: 306060/2017-5-
Descrição: dc.descriptionCNPq: 161023/2021-5-
Descrição: dc.descriptionCAPES: 001-
Formato: dc.format13-
Idioma: dc.languageen-
Publicador: dc.publisherElsevier B.V.-
Relação: dc.relationApplied Catalysis A-general-
???dc.source???: dc.sourceWeb of Science-
Palavras-chave: dc.subjectLignin oxidation reaction-
Palavras-chave: dc.subjectElectrocatalysis-
Palavras-chave: dc.subjectThermocatalyis-
Título: dc.titleCuO as (electro)catalyst for lignin valorization-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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