Phase separation in Ag–Ge–Se glasses
- Autores
- Piarristeguy, A.; Ramonda, María Belén; Ureña, María Andrea; Pradel, A.; Ribes, M.
- Año de publicación
- 2007
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Field emission-scanning electron microscopy (FE-SEM) and electric force microscopy (EFM) measurements were carried out on bulk Agx(Ge0.25Se0.75)100−x glasses with x = 5 and 15 at.%. The presence of chemical contrasts and electrical inhomogeneity throughout the samples indicated that the glasses were phase separated. Moreover it appears that while silver-rich nodules of ∼1 μm were embedded in a silver-poor connecting phase in the glass containing 5 at.% Ag, it was the opposite that occurred in the glass containing 15 at.% Ag. Such an inversion explains the large difference of seven orders of magnitude in the conductivity of the two glasses.
Fil: Piarristeguy, A.. Universite Montpellier II; Francia
Fil: Ramonda, María Belén. Universite Montpellier II; Francia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Ureña, María Andrea. Universidad de Buenos Aires. Facultad de Ingenieria. Departamento de Fisica. Laboratorio de Sólidos Amorfos; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Pradel, A.. Universite Montpellier II; Francia
Fil: Ribes, M.. Universite Montpellier II; Francia - Materia
-
Chalcogenide
Electric Force Microscopy
Field Effect Scanning Microcopy
Phase Separation
Fast Ion Conduction
Glasses - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
.jpg)
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/20026
Ver los metadatos del registro completo
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Phase separation in Ag–Ge–Se glassesPiarristeguy, A.Ramonda, María BelénUreña, María AndreaPradel, A.Ribes, M.ChalcogenideElectric Force MicroscopyField Effect Scanning MicrocopyPhase SeparationFast Ion ConductionGlasseshttps://purl.org/becyt/ford/2.5https://purl.org/becyt/ford/2Field emission-scanning electron microscopy (FE-SEM) and electric force microscopy (EFM) measurements were carried out on bulk Agx(Ge0.25Se0.75)100−x glasses with x = 5 and 15 at.%. The presence of chemical contrasts and electrical inhomogeneity throughout the samples indicated that the glasses were phase separated. Moreover it appears that while silver-rich nodules of ∼1 μm were embedded in a silver-poor connecting phase in the glass containing 5 at.% Ag, it was the opposite that occurred in the glass containing 15 at.% Ag. Such an inversion explains the large difference of seven orders of magnitude in the conductivity of the two glasses.Fil: Piarristeguy, A.. Universite Montpellier II; FranciaFil: Ramonda, María Belén. Universite Montpellier II; Francia. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Ureña, María Andrea. Universidad de Buenos Aires. Facultad de Ingenieria. Departamento de Fisica. Laboratorio de Sólidos Amorfos; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Pradel, A.. Universite Montpellier II; FranciaFil: Ribes, M.. Universite Montpellier II; FranciaElsevier Science2007-05info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/20026Piarristeguy, A.; Ramonda, María Belén; Ureña, María Andrea; Pradel, A.; Ribes, M.; Phase separation in Ag–Ge–Se glasses; Elsevier Science; Journal of Non-crystalline Solids; 353; 13-15; 5-2007; 1261-12630022-3093CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0022309307001433info:eu-repo/semantics/altIdentifier/doi/10.1016/j.jnoncrysol.2006.09.065info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-10-22T11:25:21Zoai:ri.conicet.gov.ar:11336/20026instacron: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:34982025-10-22 11:25:22.112CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
| dc.title.none.fl_str_mv |
Phase separation in Ag–Ge–Se glasses |
| title |
Phase separation in Ag–Ge–Se glasses |
| spellingShingle |
Phase separation in Ag–Ge–Se glasses Piarristeguy, A. Chalcogenide Electric Force Microscopy Field Effect Scanning Microcopy Phase Separation Fast Ion Conduction Glasses |
| title_short |
Phase separation in Ag–Ge–Se glasses |
| title_full |
Phase separation in Ag–Ge–Se glasses |
| title_fullStr |
Phase separation in Ag–Ge–Se glasses |
| title_full_unstemmed |
Phase separation in Ag–Ge–Se glasses |
| title_sort |
Phase separation in Ag–Ge–Se glasses |
| dc.creator.none.fl_str_mv |
Piarristeguy, A. Ramonda, María Belén Ureña, María Andrea Pradel, A. Ribes, M. |
| author |
Piarristeguy, A. |
| author_facet |
Piarristeguy, A. Ramonda, María Belén Ureña, María Andrea Pradel, A. Ribes, M. |
| author_role |
author |
| author2 |
Ramonda, María Belén Ureña, María Andrea Pradel, A. Ribes, M. |
| author2_role |
author author author author |
| dc.subject.none.fl_str_mv |
Chalcogenide Electric Force Microscopy Field Effect Scanning Microcopy Phase Separation Fast Ion Conduction Glasses |
| topic |
Chalcogenide Electric Force Microscopy Field Effect Scanning Microcopy Phase Separation Fast Ion Conduction Glasses |
| purl_subject.fl_str_mv |
https://purl.org/becyt/ford/2.5 https://purl.org/becyt/ford/2 |
| dc.description.none.fl_txt_mv |
Field emission-scanning electron microscopy (FE-SEM) and electric force microscopy (EFM) measurements were carried out on bulk Agx(Ge0.25Se0.75)100−x glasses with x = 5 and 15 at.%. The presence of chemical contrasts and electrical inhomogeneity throughout the samples indicated that the glasses were phase separated. Moreover it appears that while silver-rich nodules of ∼1 μm were embedded in a silver-poor connecting phase in the glass containing 5 at.% Ag, it was the opposite that occurred in the glass containing 15 at.% Ag. Such an inversion explains the large difference of seven orders of magnitude in the conductivity of the two glasses. Fil: Piarristeguy, A.. Universite Montpellier II; Francia Fil: Ramonda, María Belén. Universite Montpellier II; Francia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Ureña, María Andrea. Universidad de Buenos Aires. Facultad de Ingenieria. Departamento de Fisica. Laboratorio de Sólidos Amorfos; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Pradel, A.. Universite Montpellier II; Francia Fil: Ribes, M.. Universite Montpellier II; Francia |
| description |
Field emission-scanning electron microscopy (FE-SEM) and electric force microscopy (EFM) measurements were carried out on bulk Agx(Ge0.25Se0.75)100−x glasses with x = 5 and 15 at.%. The presence of chemical contrasts and electrical inhomogeneity throughout the samples indicated that the glasses were phase separated. Moreover it appears that while silver-rich nodules of ∼1 μm were embedded in a silver-poor connecting phase in the glass containing 5 at.% Ag, it was the opposite that occurred in the glass containing 15 at.% Ag. Such an inversion explains the large difference of seven orders of magnitude in the conductivity of the two glasses. |
| publishDate |
2007 |
| dc.date.none.fl_str_mv |
2007-05 |
| 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 |
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http://hdl.handle.net/11336/20026 Piarristeguy, A.; Ramonda, María Belén; Ureña, María Andrea; Pradel, A.; Ribes, M.; Phase separation in Ag–Ge–Se glasses; Elsevier Science; Journal of Non-crystalline Solids; 353; 13-15; 5-2007; 1261-1263 0022-3093 CONICET Digital CONICET |
| url |
http://hdl.handle.net/11336/20026 |
| identifier_str_mv |
Piarristeguy, A.; Ramonda, María Belén; Ureña, María Andrea; Pradel, A.; Ribes, M.; Phase separation in Ag–Ge–Se glasses; Elsevier Science; Journal of Non-crystalline Solids; 353; 13-15; 5-2007; 1261-1263 0022-3093 CONICET Digital CONICET |
| dc.language.none.fl_str_mv |
eng |
| language |
eng |
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info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0022309307001433 info:eu-repo/semantics/altIdentifier/doi/10.1016/j.jnoncrysol.2006.09.065 |
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info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
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openAccess |
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Elsevier Science |
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Elsevier Science |
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dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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