Chromate intercalation in Ni-Zn layered hydroxide salts
- Autores
- Rojas Delgado, Ricardo; Ulibarri, M. Ángeles; Barriga, Cristobalina; Rives, Vicente
- Año de publicación
- 2010
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- An acetate intercalated Ni-Zn layered hydroxide salt (LHS) was exchanged with chromate anions, achieving a rather large oxometalate concentration, which almost completely balanced the positive charges of the layers, as concluded from element chemical analysis, powder X ray diffraction, and FT-IR spectroscopy results. Thermal decomposition of the solid leaded to dehydration and chromate anion grafting, followed by dehydroxylation of the host and reduction of the chromate anions. The solid then lost the layer structure, forming solids with large micro and mesoporosity, which corresponded to poorly crystallized (Zn, Ni)-Cr spinels, as well as nickel and zinc oxides.
Fil: Rojas Delgado, Ricardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina
Fil: Ulibarri, M. Ángeles. Universidad de Córdoba; España
Fil: Barriga, Cristobalina. Universidad de Córdoba; España
Fil: Rives, Vicente. Universidad de Córdoba; España - Materia
-
Hydroxide Salts
Surface Properties
Chromate - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/70364
Ver los metadatos del registro completo
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Chromate intercalation in Ni-Zn layered hydroxide saltsRojas Delgado, RicardoUlibarri, M. ÁngelesBarriga, CristobalinaRives, VicenteHydroxide SaltsSurface PropertiesChromatehttps://purl.org/becyt/ford/1.3https://purl.org/becyt/ford/1An acetate intercalated Ni-Zn layered hydroxide salt (LHS) was exchanged with chromate anions, achieving a rather large oxometalate concentration, which almost completely balanced the positive charges of the layers, as concluded from element chemical analysis, powder X ray diffraction, and FT-IR spectroscopy results. Thermal decomposition of the solid leaded to dehydration and chromate anion grafting, followed by dehydroxylation of the host and reduction of the chromate anions. The solid then lost the layer structure, forming solids with large micro and mesoporosity, which corresponded to poorly crystallized (Zn, Ni)-Cr spinels, as well as nickel and zinc oxides.Fil: Rojas Delgado, Ricardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; ArgentinaFil: Ulibarri, M. Ángeles. Universidad de Córdoba; EspañaFil: Barriga, Cristobalina. Universidad de Córdoba; EspañaFil: Rives, Vicente. Universidad de Córdoba; EspañaElsevier Science2010-07info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/70364Rojas Delgado, Ricardo; Ulibarri, M. Ángeles; Barriga, Cristobalina; Rives, Vicente; Chromate intercalation in Ni-Zn layered hydroxide salts; Elsevier Science; Applied Clay Science; 49; 3; 7-2010; 176-1810169-1317CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0169131710001341info:eu-repo/semantics/altIdentifier/doi/10.1016/j.clay.2010.04.023info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-10-15T14:58:13Zoai:ri.conicet.gov.ar:11336/70364instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-10-15 14:58:14.073CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Chromate intercalation in Ni-Zn layered hydroxide salts |
title |
Chromate intercalation in Ni-Zn layered hydroxide salts |
spellingShingle |
Chromate intercalation in Ni-Zn layered hydroxide salts Rojas Delgado, Ricardo Hydroxide Salts Surface Properties Chromate |
title_short |
Chromate intercalation in Ni-Zn layered hydroxide salts |
title_full |
Chromate intercalation in Ni-Zn layered hydroxide salts |
title_fullStr |
Chromate intercalation in Ni-Zn layered hydroxide salts |
title_full_unstemmed |
Chromate intercalation in Ni-Zn layered hydroxide salts |
title_sort |
Chromate intercalation in Ni-Zn layered hydroxide salts |
dc.creator.none.fl_str_mv |
Rojas Delgado, Ricardo Ulibarri, M. Ángeles Barriga, Cristobalina Rives, Vicente |
author |
Rojas Delgado, Ricardo |
author_facet |
Rojas Delgado, Ricardo Ulibarri, M. Ángeles Barriga, Cristobalina Rives, Vicente |
author_role |
author |
author2 |
Ulibarri, M. Ángeles Barriga, Cristobalina Rives, Vicente |
author2_role |
author author author |
dc.subject.none.fl_str_mv |
Hydroxide Salts Surface Properties Chromate |
topic |
Hydroxide Salts Surface Properties Chromate |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.3 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
An acetate intercalated Ni-Zn layered hydroxide salt (LHS) was exchanged with chromate anions, achieving a rather large oxometalate concentration, which almost completely balanced the positive charges of the layers, as concluded from element chemical analysis, powder X ray diffraction, and FT-IR spectroscopy results. Thermal decomposition of the solid leaded to dehydration and chromate anion grafting, followed by dehydroxylation of the host and reduction of the chromate anions. The solid then lost the layer structure, forming solids with large micro and mesoporosity, which corresponded to poorly crystallized (Zn, Ni)-Cr spinels, as well as nickel and zinc oxides. Fil: Rojas Delgado, Ricardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina Fil: Ulibarri, M. Ángeles. Universidad de Córdoba; España Fil: Barriga, Cristobalina. Universidad de Córdoba; España Fil: Rives, Vicente. Universidad de Córdoba; España |
description |
An acetate intercalated Ni-Zn layered hydroxide salt (LHS) was exchanged with chromate anions, achieving a rather large oxometalate concentration, which almost completely balanced the positive charges of the layers, as concluded from element chemical analysis, powder X ray diffraction, and FT-IR spectroscopy results. Thermal decomposition of the solid leaded to dehydration and chromate anion grafting, followed by dehydroxylation of the host and reduction of the chromate anions. The solid then lost the layer structure, forming solids with large micro and mesoporosity, which corresponded to poorly crystallized (Zn, Ni)-Cr spinels, as well as nickel and zinc oxides. |
publishDate |
2010 |
dc.date.none.fl_str_mv |
2010-07 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/70364 Rojas Delgado, Ricardo; Ulibarri, M. Ángeles; Barriga, Cristobalina; Rives, Vicente; Chromate intercalation in Ni-Zn layered hydroxide salts; Elsevier Science; Applied Clay Science; 49; 3; 7-2010; 176-181 0169-1317 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/70364 |
identifier_str_mv |
Rojas Delgado, Ricardo; Ulibarri, M. Ángeles; Barriga, Cristobalina; Rives, Vicente; Chromate intercalation in Ni-Zn layered hydroxide salts; Elsevier Science; Applied Clay Science; 49; 3; 7-2010; 176-181 0169-1317 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0169131710001341 info:eu-repo/semantics/altIdentifier/doi/10.1016/j.clay.2010.04.023 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
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application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Elsevier Science |
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Elsevier Science |
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CONICET Digital (CONICET) |
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CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
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dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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