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dc.contributor.author
Ortega, P. P.
dc.contributor.author
Rocha, L. S. R.
dc.contributor.author
Cortés, J. A.
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Ramirez, M. A.
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Buono, Camila
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Ponce, Miguel Adolfo
dc.contributor.author
Simões, A. Z.
dc.date.available
2020-11-27T20:06:26Z
dc.date.issued
2019-01
dc.identifier.citation
Ortega, P. P.; Rocha, L. S. R.; Cortés, J. A.; Ramirez, M. A.; Buono, Camila; et al.; Towards carbon monoxide sensors based on europium doped cerium dioxide; Elsevier Science; Applied Surface Science; 464; 1-2019; 692-699
dc.identifier.issn
0169-4332
dc.identifier.uri
http://hdl.handle.net/11336/119268
dc.description.abstract
Ce 1-(3/4)x Eu x O 2 (x = 0.00 and x = 0.08) thick films were prepared from nanoparticles synthesized by the microwave-assisted hydrothermal route, aiming their application as a carbon monoxide sensing material to prevent deaths caused by this highly toxic gas. XRD analysis revealed that the nanopowders are free from secondary phases and crystallize in the fluorite cubic structure, which is confirmed by Raman spectroscopy. The Eu-doped ceria film presented much higher response (S) values than pure ceria, demonstrating the higher sensitivity of the doped system to carbon monoxide, especially at 400 °C. Electrical measurements under different atmospheres revealed a remarkably fast carbon monoxide response time for the Eu-doped film when compared with the pure sample, proving that the introduction of europium cations in the ceria lattice as dopants has a positive effect on the carbon monoxide sensing properties.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Cerium dioxide
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Thick films
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Gas sensor
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Carbon monoxide
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Cerámicos
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Ingeniería de los Materiales
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
Towards carbon monoxide sensors based on europium doped cerium dioxide
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-11-16T20:06:29Z
dc.journal.volume
464
dc.journal.pagination
692-699
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Ortega, P. P.. Universidade Estadual Paulista Julio de Mesquita Filho. Faculdade de Engenharia; Brasil
dc.description.fil
Fil: Rocha, L. S. R.. Universidade Estadual Paulista Julio de Mesquita Filho. Faculdade de Engenharia; Brasil
dc.description.fil
Fil: Cortés, J. A.. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil
dc.description.fil
Fil: Ramirez, M. A.. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil
dc.description.fil
Fil: Buono, Camila. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones en Ciencia y Tecnología de Materiales. Universidad Nacional de Mar del Plata. Facultad de Ingeniería. Instituto de Investigaciones en Ciencia y Tecnología de Materiales; Argentina
dc.description.fil
Fil: Ponce, Miguel Adolfo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mar del Plata. Instituto de Investigaciones en Ciencia y Tecnología de Materiales. Universidad Nacional de Mar del Plata. Facultad de Ingeniería. Instituto de Investigaciones en Ciencia y Tecnología de Materiales; Argentina
dc.description.fil
Fil: Simões, A. Z.. Universidade Estadual Paulista Julio de Mesquita Filho. Faculdade de Engenharia; Brasil
dc.journal.title
Applied Surface Science
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/https://doi.org/10.1016/j.apsusc.2018.09.142
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/abs/pii/S0169433218325583
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