Rogéria Rocha Gonçalves
CV Lattes
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Universidade de São Paulo (USP). Faculdade de Filosofia, Ciências e Letras de Ribeirão Preto (FFCLRP) (Institutional affiliation for the last research proposal) Birthplace: Brazil
bachelor's at Quimica from Universidade Estadual Paulista Júlio de Mesquita Filho (1993), bachelor's at Licenciatura Em Quimica from Universidade Estadual Paulista Júlio de Mesquita Filho (1994), master's at Chemistry from Universidade Estadual Paulista Júlio de Mesquita Filho (1996) and doctorate at Chemistry from Universidade Estadual Paulista Júlio de Mesquita Filho (2001). Has experience in Chemistry, acting on the following subjects: sol-gel, erbium, planar waveguide, luminescence and silica. (Source: Lattes Curriculum)
- Rare earth doped micro and nanostructures luminescent materials: properties and applications, AP.R
Abstract
This project focuses specifically on the synthesis and spectroscopic study of micro-and / or nanostructured rare-earth doped inorganic materials with efficient near-infrared (NIR) and visible emission for applications in photonics, biophotonics and as efficient energy converters. Morphological and structural control of oxides and their correlation with optical and luminescent properties...
- 18th International Conference on luminescence, AO.R
- 16th international sol-gel conference, AR.EXT
(Only some records are available in English at this moment)
- Synthesis of luminescent multifunctional nanomaterials based on fluorides and oxides doped with rare earths for teranostic applications, BP.PD
Abstract
This work aims the preparation and of nanomaterials based on oxides and fluorides doped with different rare earth (RE) ions, which act both as optical markers and as energy converters for photosensitization of singlet oxygen molecules in biological systems. Bi-functional core-shell nanocomposites - luminescent and magnetic - based on Fe3O4@ RE2O3, Li(RE)F4 will be prepared aiming evalua...
- Broad band NIR emission from nanostructured rare earth doped Nb2O5 and Ta2O5 derived materials for photonic applications as optical amplifiers and energy converters, BP.DR
Abstract
This research project focuses on the development of broad nanostructured materials based on rare earth ions (TE) doped niobium oxide (Nb2O5) and tantalum oxide (Ta2O5), which exhibit near infrared (NIR) emission, specially in the form of active planar and channel waveguides. The materials will be prepared using the sol-gel methodology and targeting applications such as optical amplifie...
- Tantalum germanate optical amplifiers doped with rare earths, BP.TT
- Rare earth doped niobium nanostructured photonic materials using national mining precursors, BP.TT
- Luminescent rare earth tantalate and niobate: synthesis, properties and applications in photonics, BP.MS
Abstract
The research aim of this project is the preparation of luminescent rare earth doped (RE) tantalates and niobates, using the sol-gel methodology. This synthesis methodology allows the preparation of materials using relatively low energy compared to other synthetic routes widely described in the literature, such as the solid state reaction using very high temperatures. Alkoxy precursors a...
(Only some records are available in English at this moment)
- Study of upconversion processes in nanostructured materials based on rare earth doped GeO2-Ta2O5 with high emission quantum yield, BE.EP.DR
Abstract
This research project presents the programmed activities for the BEPE internship in collaboration with professor Maria Rute Ferreira research group at CICECO-Aveiro Institute of Materials, Department of Physics, University of Aveiro, Portugal. The internship will continue the PhD project and strengthen the existing collaboration between the Laboratório de Materiais Luminescentes Micro e...
- Visible and NIR luminescence of nanostructured lanthanide ions doped Y2O3 particles for applications in biological systems, BE.EP.MS
Abstract
The aim of this project is to synthesize lanthanide ions doped Y2O3, specifically with Eu3+, Nd3+, and co-doped with Er3+ / Yb3+ and Tm3+ / Yb3+ for application in Biophotonics, as optical markers in biological systems. A systematic study has been carried out aiming at morphological control (with homogeneous dimension and morphology) and structural (crystalline, vibrational and electron...
- Yttrium Tantalates and niobates rare earth ions doped with emission in the Visible and Near Infrared region for photonics applications, BE.EP.MS
Abstract
The research aim of this project is the preparation of luminescent rare earth doped (RE) tantalates and niobates, using the sol-gel methodology. It will be carried out the materials preparation focused mainly on the structural and spectroscopic study and, later, a systematic study on morphological control of the nanoparticles. The synthesized materials may be applied in areas such as Op...
(Only some records are available in English at this moment)
| 7 / 5 | Completed research grants |
| 2 / 2 | Ongoing scholarships in Brazil |
| 8 / 5 | Completed scholarships in Brazil |
| 4 / 4 | Completed scholarships abroad |
| 21 / 16 | All research grants and scholarships |
| Associated processes | |
(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)
| Publications | 5 |
| Citations | 27 |
| Cit./Article | 5.4 |
| Data from Web of Science | |
BORGES, FERNANDA HEDIGER; CAIXETA, FABIO JOSE; PEREIRA, RAFAEL RAMIRO; DE OLIVEIRA, SILVANA RUELLA; GONCALVES, ROGERIA ROCHA. Yttrium tantalate containing high concentrations of Eu3+ as dopant: Synthesis and structural and luminescence features. Journal of Luminescence, v. 199, p. 143-153, JUL 2018. Web of Science Citations: 5. (17/11301-2, 17/10424-3)
MUSCELLI, WESLEY CARDOSO; AQUINO, FELIPE THOMAZ; CAIXETA, FABIO JOSE; RODRIGUES NUNES, LUCAS RAFAEL; ZUR, LIDIA; FERRARI, MAURIZIO; GONCALVES, ROGERIA ROCHA. Yb3+ concentration influences UV-Vis to NIR energy conversion in nanostructured Pr3+ and Yb3+ co-doped SiO2-Nb2O5 materials for photonics. Journal of Luminescence, v. 199, p. 454-460, JUL 2018. Web of Science Citations: 1. (17/11301-2)
TRONTO, JAIRO; LIMA RIBEIRO, SIDNEY JOSE; VALIM, JOAO BARROS; GONCALVES, ROGERIA ROCHA. Visible and near-infrared luminescent Eu3+ or Er3+ doped laponite-derived xerogels and thick films: Structural and spectroscopic properties. Materials Chemistry and Physics, v. 113, n. 1, p. 71-77, JAN 15 2009. Web of Science Citations: 17.
BORGES, FERNANDA HEDIGER; CAIXETA, FABIO JOSE; PEREIRA, RAFAEL RAMIRO; DE OLIVEIRA, SILVANA RUELLA; FERREIRA, RUTE A. S.; GONCALVES, ROGERIA ROCHA. High Eu3+ concentration quenching in Y3TaO7 solid solution for orange-reddish emission in photonics. RSC ADVANCES, v. 10, n. 29, p. 16917-16927, MAY 4 2020. Web of Science Citations: 0. (18/04587-0, 17/11301-2, 17/10424-3)
CAIXETA, FABIO JOSE; AQUINO, FELIPE THOMAZ; PEREIRA, RAFAEL RAMIRO; GONCALVES, ROGERIA ROCHA. Niobium oxide influence on the structural properties and NIR luminescence of Era(3+)/Yb3+ co-doped and single-doped 1-xSiO(2)-xNb(2)O(5) nanocomposites prepared by an alternative sol-gel route. Journal of Luminescence, v. 180, p. 355-363, DEC 2016. Web of Science Citations: 4.
(References retrieved automatically from State of São Paulo Research Institutions)
GONÇALVES, Rogéria Rocha. Preparação e caracterização de filmes óxidos contendo componentes opticamente ativos. 303 f. Tese (Doutorado) - Universidade Estadual Paulista "Júlio de Mesquita Filho" Instituto de Quimica. Araraquara. (97/04327-0)