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dc.contributor.author
Rinaudo, Matías Gastón
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Pecchi, Gina
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Cadus, Luis Eduardo
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Morales, Maria Roxana
dc.date.available
2024-02-20T14:42:24Z
dc.date.issued
2023-02
dc.identifier.citation
Rinaudo, Matías Gastón; Pecchi, Gina; Cadus, Luis Eduardo; Morales, Maria Roxana; Is mechanochemical activation always an asset? The case of Pd/CeO2 catalysts for glycerol selective oxidation; Elsevier; Ceramics International; 49; 11; 2-2023; 18614-18623
dc.identifier.issn
0272-8842
dc.identifier.uri
http://hdl.handle.net/11336/227622
dc.description.abstract
Mechanochemical activation was assessed using Pd-based catalysts supported on high-energy ball milled ceria. By means of different milling conditions, improved physicochemical properties were achieved, including defects introduction, surface area increase and redox development that remained even after palladium impregnation and thermal steps of synthesis. Furthermore, palladium particles were effectively added to supports’ surface in small metal domains with Pd0 predominance. Strong metal-support interaction was also attained, including the formation of Pd–O–Ce solid solutions and interfacial sites. However, distinctive acid-base properties and oxygen vacancies achieved in the supports were at certain degree lost during catalysts preparation, having a main impact on catalytic activity. Glycerol selective oxidation tests showed an unexpected catalytic behavior for Ce5002 support by itself, achieved by a simple mechanochemical activation, and comparable to Pd/Ce00 catalyst. Therefore, high-energy ball milling gives new approaches of design for catalysts and robust supports that can act as catalysts by themselves.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
CERIUM OXIDE
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GLYCEROL SELECTIVE OXIDATION
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HIGH-ENERGY BALL MILLING
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METAL-SUPPORT INTERACTION
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PALLADIUM-BASED CATALYST
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Otras Ingeniería Química
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Ingeniería Química
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
Is mechanochemical activation always an asset? The case of Pd/CeO2 catalysts for glycerol selective oxidation
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2024-02-19T10:47:32Z
dc.journal.volume
49
dc.journal.number
11
dc.journal.pagination
18614-18623
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Rinaudo, Matías Gastón. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina
dc.description.fil
Fil: Pecchi, Gina. Universidad de Concepción; Chile
dc.description.fil
Fil: Cadus, Luis Eduardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina
dc.description.fil
Fil: Morales, Maria Roxana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Investigaciones en Tecnología Química. Universidad Nacional de San Luis. Facultad de Química, Bioquímica y Farmacia. Instituto de Investigaciones en Tecnología Química; Argentina
dc.journal.title
Ceramics International
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0272884223005394
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1016/j.ceramint.2023.02.237
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