Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films
- Autores
- Malagú, C.; Carotta, M. Cristina; Martinelli, Giuliano; Ponce, Miguel Adolfo; Castro, Miriam Susana; Aldao, Celso Manuel
- Año de publicación
- 2009
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- A deep analysis of conductance in nanostructured SnO2 thick films has been performed. A model for field-assisted thermionic barrier crossing is being proposed to explain the film conductivity. Themodel has been applied to explain the behavior of resistance in vacuum of two sets of nanostructured thick-films with grains having two well-distinct characteristic radii (R = 25nm and R = 125 nm). In the first case the grain radius is shorter than the depletion region width, a limit at which overlapping of barriers takes place, and in the second case it is longer. The behavior of resistance in the presence of dry air has been explained through the mechanism of barrier modulation through gas chemisorption.
Fil: Malagú, C.. Universita Di Ferrara; Italia
Fil: Carotta, M. Cristina. Universita Di Ferrara; Italia
Fil: Martinelli, Giuliano. Universita Di Ferrara; Italia
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
Fil: Castro, Miriam Susana. 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
Fil: Aldao, Celso Manuel. 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 - Materia
-
GAS SENSORS
TIN OXIDE
FIELD ASSISTED CONDUCTION
SEMICONDUCTORS - 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:11336/35025
Ver los metadatos del registro completo
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Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-FilmsMalagú, C.Carotta, M. CristinaMartinelli, GiulianoPonce, Miguel AdolfoCastro, Miriam SusanaAldao, Celso ManuelGAS SENSORSTIN OXIDEFIELD ASSISTED CONDUCTIONSEMICONDUCTORShttps://purl.org/becyt/ford/1.3https://purl.org/becyt/ford/1A deep analysis of conductance in nanostructured SnO2 thick films has been performed. A model for field-assisted thermionic barrier crossing is being proposed to explain the film conductivity. Themodel has been applied to explain the behavior of resistance in vacuum of two sets of nanostructured thick-films with grains having two well-distinct characteristic radii (R = 25nm and R = 125 nm). In the first case the grain radius is shorter than the depletion region width, a limit at which overlapping of barriers takes place, and in the second case it is longer. The behavior of resistance in the presence of dry air has been explained through the mechanism of barrier modulation through gas chemisorption.Fil: Malagú, C.. Universita Di Ferrara; ItaliaFil: Carotta, M. Cristina. Universita Di Ferrara; ItaliaFil: Martinelli, Giuliano. Universita Di Ferrara; ItaliaFil: 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; ArgentinaFil: Castro, Miriam Susana. 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; ArgentinaFil: Aldao, Celso Manuel. 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; ArgentinaHindawi Publishing Corporation2009-07info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/35025Malagú, C.; Carotta, M. Cristina; Martinelli, Giuliano; Ponce, Miguel Adolfo; Castro, Miriam Susana; et al.; Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films; Hindawi Publishing Corporation; Journal of Sensors; 2009; 7-2009; 1-61687-7268CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1155/2009/402527info:eu-repo/semantics/altIdentifier/url/https://www.hindawi.com/journals/js/2009/402527/info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:54:16Zoai:ri.conicet.gov.ar:11336/35025instacron: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:34982025-09-29 09:54:17.166CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films |
title |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films |
spellingShingle |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films Malagú, C. GAS SENSORS TIN OXIDE FIELD ASSISTED CONDUCTION SEMICONDUCTORS |
title_short |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films |
title_full |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films |
title_fullStr |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films |
title_full_unstemmed |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films |
title_sort |
Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films |
dc.creator.none.fl_str_mv |
Malagú, C. Carotta, M. Cristina Martinelli, Giuliano Ponce, Miguel Adolfo Castro, Miriam Susana Aldao, Celso Manuel |
author |
Malagú, C. |
author_facet |
Malagú, C. Carotta, M. Cristina Martinelli, Giuliano Ponce, Miguel Adolfo Castro, Miriam Susana Aldao, Celso Manuel |
author_role |
author |
author2 |
Carotta, M. Cristina Martinelli, Giuliano Ponce, Miguel Adolfo Castro, Miriam Susana Aldao, Celso Manuel |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
GAS SENSORS TIN OXIDE FIELD ASSISTED CONDUCTION SEMICONDUCTORS |
topic |
GAS SENSORS TIN OXIDE FIELD ASSISTED CONDUCTION SEMICONDUCTORS |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.3 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
A deep analysis of conductance in nanostructured SnO2 thick films has been performed. A model for field-assisted thermionic barrier crossing is being proposed to explain the film conductivity. Themodel has been applied to explain the behavior of resistance in vacuum of two sets of nanostructured thick-films with grains having two well-distinct characteristic radii (R = 25nm and R = 125 nm). In the first case the grain radius is shorter than the depletion region width, a limit at which overlapping of barriers takes place, and in the second case it is longer. The behavior of resistance in the presence of dry air has been explained through the mechanism of barrier modulation through gas chemisorption. Fil: Malagú, C.. Universita Di Ferrara; Italia Fil: Carotta, M. Cristina. Universita Di Ferrara; Italia Fil: Martinelli, Giuliano. Universita Di Ferrara; Italia 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 Fil: Castro, Miriam Susana. 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 Fil: Aldao, Celso Manuel. 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 |
description |
A deep analysis of conductance in nanostructured SnO2 thick films has been performed. A model for field-assisted thermionic barrier crossing is being proposed to explain the film conductivity. Themodel has been applied to explain the behavior of resistance in vacuum of two sets of nanostructured thick-films with grains having two well-distinct characteristic radii (R = 25nm and R = 125 nm). In the first case the grain radius is shorter than the depletion region width, a limit at which overlapping of barriers takes place, and in the second case it is longer. The behavior of resistance in the presence of dry air has been explained through the mechanism of barrier modulation through gas chemisorption. |
publishDate |
2009 |
dc.date.none.fl_str_mv |
2009-07 |
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/11336/35025 Malagú, C.; Carotta, M. Cristina; Martinelli, Giuliano; Ponce, Miguel Adolfo; Castro, Miriam Susana; et al.; Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films; Hindawi Publishing Corporation; Journal of Sensors; 2009; 7-2009; 1-6 1687-7268 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/35025 |
identifier_str_mv |
Malagú, C.; Carotta, M. Cristina; Martinelli, Giuliano; Ponce, Miguel Adolfo; Castro, Miriam Susana; et al.; Field-Assisted and Thermionic Contributions to Conductance in SnO2 Thick-Films; Hindawi Publishing Corporation; Journal of Sensors; 2009; 7-2009; 1-6 1687-7268 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1155/2009/402527 info:eu-repo/semantics/altIdentifier/url/https://www.hindawi.com/journals/js/2009/402527/ |
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/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Hindawi Publishing Corporation |
publisher.none.fl_str_mv |
Hindawi Publishing Corporation |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844613650568970240 |
score |
13.070432 |