3D luminescent waveguides micromachining by femtosecond laser inscription in niobium germanate glass

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorUniversité de Bordeaux-
Autor(es): dc.creatorMarcondes, Lia Mara-
Autor(es): dc.creatorOrives, Juliane Resges-
Autor(es): dc.creatorNolasco, Lucas Konaka-
Autor(es): dc.creatorSantos, Sabrina N.C.-
Autor(es): dc.creatorMendonça, Cleber Renato-
Autor(es): dc.creatorCardinal, Thierry-
Autor(es): dc.creatorPetit, Yannick-
Autor(es): dc.creatorCanioni, Lionel-
Autor(es): dc.creatorDussauze, Marc-
Autor(es): dc.creatorNalin, Marcelo-
Data de aceite: dc.date.accessioned2025-08-21T22:19:33Z-
Data de disponibilização: dc.date.available2025-08-21T22:19:33Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2025-01-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.optmat.2024.116562-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/303252-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/303252-
Descrição: dc.descriptionThree-dimensional (3D) microstructures were written by femtosecond (fs) laser aiming to manufacture waveguides inside niobium germanate glasses. The laser-induced damage threshold using 1030 nm fs-laser irradiation was investigated, and the waveguides were written in different fluences. The morphology, structural information and refractive index changes of microstructures were discussed. The waveguide cross-section microscopy data shows an elliptical shape with a diameter varying with the applied pulse energy. The micro-Raman maps demonstrate the occurrence of structural modifications with different microregions along the laser propagation direction. The refractive index profiles point to the formation of at least one microregion containing a positive refractive index change along the laser propagation. Guided light transmission measurements demonstrate the formation of single-mode waveguides inscribed at low pulse energy (up to 132 nJ) and an emitting waveguide in the rare-earth-doped sample. The visible luminescent response of erbium ions in the waveguide output was demonstrated and supports the possibility of using these core waveguides for future 3D multi-functional photonic devices operating in the visible region.-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionInstitute of Chemistry São Paulo State University (UNESP), SP-
Descrição: dc.descriptionSão Carlos Institute of Physics University of São Paulo, PO Box 369, SP-
Descrição: dc.descriptionInstitut de Chimie de la Matière Condensée de Bordeaux Université de Bordeaux, 87 Avenue du Dr Schweitzer-
Descrição: dc.descriptionInstitut des Sciences Moléculaires UMR 5255 Université de Bordeaux, 351 cours de la Libération, Talence, Cedex-
Descrição: dc.descriptionDepartment of Materials Engineering School of Engineering of São Carlos University of São Paulo, PO Box 359, SP-
Descrição: dc.descriptionInstitute of Chemistry São Paulo State University (UNESP), SP-
Descrição: dc.descriptionCNPq: 156420/2018-0-
Descrição: dc.descriptionFAPESP: 2013/07793-6-
Descrição: dc.descriptionFAPESP: 2020/01786-1-
Descrição: dc.descriptionFAPESP: 2021/11494-0-
Idioma: dc.languageen-
Relação: dc.relationOptical Materials-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectFs-laser inscription-
Palavras-chave: dc.subjectGlasses-
Palavras-chave: dc.subjectMicro-optic devices-
Palavras-chave: dc.subjectWaveguides-
Título: dc.title3D luminescent waveguides micromachining by femtosecond laser inscription in niobium germanate glass-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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