Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission

Exploiting the synergy between microstructure, morphology and dimensions by suitable nanomaterial engineering, can effectively upgrade the physical properties and material performances. Li_2SnO_3 elongated nano-and microstructures in form of belts, wires, rods and branched structures have been fabri...

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Detalles Bibliográficos
Autores: García Tecedor, Miguel, Bartolomé Vílchez, Javier, Maestre Varea, David, Cremades Rodríguez, Ana Isabel, Trampert, A.
Tipo de recurso: artículo
Fecha de publicación:2019
País:España
Institución:Universidad Complutense de Madrid (UCM)
Repositorio:Docta Complutense
Idioma:inglés
OAI Identifier:oai:docta.ucm.es:20.500.14352/13142
Acceso en línea:https://hdl.handle.net/20.500.14352/13142
Access Level:acceso abierto
Palabra clave:538.9
Microwave dielectric-properties
Luminescence properties
Emitting-diodes
Anode material
Tin oxide
Lithium
Electrode
Ceramics
Phosphor
Alloy
Física de materiales
Física del estado sólido
2211 Física del Estado Sólido
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oai_identifier_str oai:docta.ucm.es:20.500.14352/13142
network_acronym_str ES
network_name_str España
repository_id_str
spelling Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emissionGarcía Tecedor, MiguelBartolomé Vílchez, JavierMaestre Varea, DavidCremades Rodríguez, Ana IsabelTrampert, A.538.9Microwave dielectric-propertiesLuminescence propertiesEmitting-diodesAnode materialTin oxideLithiumElectrodeCeramicsPhosphorAlloyFísica de materialesFísica del estado sólido2211 Física del Estado SólidoExploiting the synergy between microstructure, morphology and dimensions by suitable nanomaterial engineering, can effectively upgrade the physical properties and material performances. Li_2SnO_3 elongated nano-and microstructures in form of belts, wires, rods and branched structures have been fabricated by a vapor-solid method at temperatures ranging from 700 to 900 degrees C using metallic Sn and Li_2CO_3 as precursors. The achievement of these new morphologies can face challenging applications for Li_2SnO_3, not only in the field of energy storage, but also as building blocks in optoelectronic devices. The micro-and nanostructures grown at 700 and 800 degrees C correspond to monoclinic Li2SnO3, while at 900 degrees C complex Li_2SnO_3/SnO_2 core-shell microstructures are grown, as confirmed by X-ray diffraction and Raman spectroscopy. Transmission electron microscopy reveals structural disorder related to stacking faults in some of the branched structures, which is associated with the presence of the low-temperature phase of Li_2SnO_3. The luminescent response of these structures is dominated by intense emissions at 2, 2.5 and 3 eV, almost completely covering the whole range of the visible light spectrum. As a result, white-light emission is obtained without the need of phosphors or complex quantum well heterostructures. Enhanced functionality in applications such as in light-emitting devices could be exploited based on the high luminescence intensity observed in some of the analysed Li_2SnO_3 structures.Tsinghua university pressUniversidad Complutense de Madrid20192019-02-0120192019-02-01journal articlehttp://purl.org/coar/resource_type/c_6501info:eu-repo/semantics/articleapplication/pdfhttps://hdl.handle.net/20.500.14352/13142reponame:Docta Complutenseinstname:Universidad Complutense de Madrid (UCM)Inglésengopen accesshttp://purl.org/coar/access_right/c_abf2info:eu-repo/semantics/openAccessoai:docta.ucm.es:20.500.14352/131422026-06-02T12:44:21Z
dc.title.none.fl_str_mv Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
title Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
spellingShingle Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
García Tecedor, Miguel
538.9
Microwave dielectric-properties
Luminescence properties
Emitting-diodes
Anode material
Tin oxide
Lithium
Electrode
Ceramics
Phosphor
Alloy
Física de materiales
Física del estado sólido
2211 Física del Estado Sólido
title_short Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
title_full Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
title_fullStr Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
title_full_unstemmed Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
title_sort Li_2SnO_3 branched nano- and microstructures with intense and broadband white-light emission
dc.creator.none.fl_str_mv García Tecedor, Miguel
Bartolomé Vílchez, Javier
Maestre Varea, David
Cremades Rodríguez, Ana Isabel
Trampert, A.
author García Tecedor, Miguel
author_facet García Tecedor, Miguel
Bartolomé Vílchez, Javier
Maestre Varea, David
Cremades Rodríguez, Ana Isabel
Trampert, A.
author_role author
author2 Bartolomé Vílchez, Javier
Maestre Varea, David
Cremades Rodríguez, Ana Isabel
Trampert, A.
author2_role author
author
author
author
dc.contributor.none.fl_str_mv Universidad Complutense de Madrid
dc.subject.none.fl_str_mv 538.9
Microwave dielectric-properties
Luminescence properties
Emitting-diodes
Anode material
Tin oxide
Lithium
Electrode
Ceramics
Phosphor
Alloy
Física de materiales
Física del estado sólido
2211 Física del Estado Sólido
topic 538.9
Microwave dielectric-properties
Luminescence properties
Emitting-diodes
Anode material
Tin oxide
Lithium
Electrode
Ceramics
Phosphor
Alloy
Física de materiales
Física del estado sólido
2211 Física del Estado Sólido
description Exploiting the synergy between microstructure, morphology and dimensions by suitable nanomaterial engineering, can effectively upgrade the physical properties and material performances. Li_2SnO_3 elongated nano-and microstructures in form of belts, wires, rods and branched structures have been fabricated by a vapor-solid method at temperatures ranging from 700 to 900 degrees C using metallic Sn and Li_2CO_3 as precursors. The achievement of these new morphologies can face challenging applications for Li_2SnO_3, not only in the field of energy storage, but also as building blocks in optoelectronic devices. The micro-and nanostructures grown at 700 and 800 degrees C correspond to monoclinic Li2SnO3, while at 900 degrees C complex Li_2SnO_3/SnO_2 core-shell microstructures are grown, as confirmed by X-ray diffraction and Raman spectroscopy. Transmission electron microscopy reveals structural disorder related to stacking faults in some of the branched structures, which is associated with the presence of the low-temperature phase of Li_2SnO_3. The luminescent response of these structures is dominated by intense emissions at 2, 2.5 and 3 eV, almost completely covering the whole range of the visible light spectrum. As a result, white-light emission is obtained without the need of phosphors or complex quantum well heterostructures. Enhanced functionality in applications such as in light-emitting devices could be exploited based on the high luminescence intensity observed in some of the analysed Li_2SnO_3 structures.
publishDate 2019
dc.date.none.fl_str_mv 2019
2019-02-01
2019
2019-02-01
dc.type.none.fl_str_mv journal article
http://purl.org/coar/resource_type/c_6501
dc.type.openaire.fl_str_mv info:eu-repo/semantics/article
format article
dc.identifier.none.fl_str_mv https://hdl.handle.net/20.500.14352/13142
url https://hdl.handle.net/20.500.14352/13142
dc.language.none.fl_str_mv Inglés
eng
language_invalid_str_mv Inglés
language eng
dc.rights.none.fl_str_mv open access
http://purl.org/coar/access_right/c_abf2
dc.rights.openaire.fl_str_mv info:eu-repo/semantics/openAccess
rights_invalid_str_mv open access
http://purl.org/coar/access_right/c_abf2
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv Tsinghua university press
publisher.none.fl_str_mv Tsinghua university press
dc.source.none.fl_str_mv reponame:Docta Complutense
instname:Universidad Complutense de Madrid (UCM)
instname_str Universidad Complutense de Madrid (UCM)
reponame_str Docta Complutense
collection Docta Complutense
repository.name.fl_str_mv
repository.mail.fl_str_mv
_version_ 1869403387882110976
score 15.300724

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