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Structural Study of the Germanium-Aluminum-Borate Glasses by Solid State NMR an...
Franco, Douglas F. [UNESP]; Fernandes, Roger Gomes [UNESP]; Santagneli, Silvia Helena [UNESP]; De Oliveira, Marcos; Eckert, HellmutMade available in DSpace on 2021-06-25T10:15:32Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-11-05; Glasses in the system (85-x)GeO2-(x)B2O3-10Na2O-4Al2O3-1PbO, which are used as matrices for rare-earth ion containing magneto-optic glasses have been prepared and their thermal and structural properties have been characterized by differential scanning calorimetry, Raman scattering, and solid state NMR s...
Preparation and Structural Characterization of New Photopolymerizable Transpare...
Tayama, Gabriel Toshiaki [UNESP]; Santagneli, Silvia Helena [UNESP]; Eckert, Hellmut; Pawsey, Shane; Messaddeq, Younes [UNESP]Made available in DSpace on 2021-06-25T11:07:45Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-11-19; The use of a hybrid sol-gel route to prepare silicate hybrid materials and glasses through stereolithography and other photopolymerizable based additive manufacturing techniques has become a major topic. In this work, we present a new synthesis of 2-hydroxyethyl methacrylate/aluminum-phosphate hybrid ma...
BiF3Incorporation in Na/Ba Mixed Network Modifier Fluoride-Phosphate Glasses: S...
Galleani, Gustavo; Bradtmüller, Henrik; Fares, Hssen [UNESP]; Santagneli, Silvia Helena [UNESP]; Nalin, Marcelo [UNESP]; Eckert, HellmutMade available in DSpace on 2021-06-25T10:16:47Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-11-19; Bismuth-containing rare-earth codoped fluoride phosphate glasses are promising materials for superbroadband near-infrared (NIR) emission with potential applications in optical amplification. To elucidate their structural organization, this contribution develops a comprehensive multinuclear solid-state s...
Luminescent nanohybrids based on silica and silylated Ru(II)-Yb(III) heterobinu...
Sabio, Rafael Miguel [UNESP]; Santagneli, Silvia Helena [UNESP]; Gressier, Marie; Almeida Caiut, Jose Mauricio; Pazin, Wallance MoreiraMade available in DSpace on 2020-12-10T17:26:58Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-02-14; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES); Lanthanide (Ln) complexes emitting in the near-infrared (NIR) region have fostered great interest as u...
High tantalum oxide content in Eu3+-doped phosphate glass and glass-ceramics fo...
Marcondes, Lia Mara [UNESP]; Santagneli, Silvia Helena [UNESP]; Manzani, Danilo; Cassanjes, Fabia Castro; Batista, GisleneMade available in DSpace on 2020-12-12T01:28:31Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-11-25; Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES); Fundação de Amparo à Pesquisa do Estado de Minas Gerais (FAPEMIG); Financiadora de Estudos e Projetos; Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP);...
Near-infrared/visible-emitting nanosilica modified with silylated Ru(II) and Ln...
Sábio, Rafael Miguel [UNESP]; Santagneli, Silvia Helena [UNESP]; Gressier, Marie; Caiut, José Maurício Almeida; Pazin, Wallance MoreiraMade available in DSpace on 2020-12-12T02:27:46Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-01-01; Three luminescent silica-based nanohybrids were fabricated by grafting of silylated Ru(II) and Nd/Yb(III) complexes onto mesoporous silica nanoparticles obtained by microemulsion method. The prepared nanohybrids were characterized by Fourier transform-Raman spectroscopy, solid state-nuclear magnetic res...
Glasses in the NaPO3-WO3-NaF ternary system: preparation, physical properties a...
Munhoz, Joao F.V.L. [UNESP]; Santagneli, Silvia Helena [UNESP]; de Oliveira, Marcos; Rodrigues, Ana Candida Martins; Eckert, HellmutMade available in DSpace on 2019-10-06T15:25:50Z (GMT). No. of bitstreams: 0 Previous issue date: 2019-02-01; Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Oxyfluoride glasses with composition x WO3 - 30 NaPO3 - (70-x) NaF, with 30 ≤ x ≤ 70 were prepared by melt-quenching and characterized with respect to their bulk physical ...
Nanocellulose-collagen-apatite composite associated with osteogenic growth pept...
Saska, Sybele [UNESP]; Teixeira, Lucas Novaes; de Castro Raucci, Larissa Moreira Spinola; Scarel-Caminaga, Raquel Mantuaneli [UNESP]Made available in DSpace on 2018-12-11T17:32:31Z (GMT). No. of bitstreams: 0 Previous issue date: 2017-10-01; Despite advances in the field of biomaterials for bone repair/regeneration, some challenges for developing an ideal bone substitute need to be overcome. Herein, this study synthesized and evaluated in vitro a nanocomposite based on bacterial cellulose (BC), collagen (COL), apatite (Ap) and osteogenic gr...
As4S4 role on the photoinduced birefringence of silver-doped chalcogenide thin ...
Messaddeq, Sandra Helena; Boily, Olivier; Santagneli, Silvia Helena [UNESP]; El-Amraoui, Mohammed; Messaddeq, Youn�s [UNESP]Made available in DSpace on 2018-12-11T17:28:44Z (GMT). No. of bitstreams: 0 Previous issue date: 2016-05-01; AgX(As40S60)100-X thin films (x = 7, 15, 25, 50) were deposited on glass slides by a co-evaporation technique under a vacuum. Photoinduced birefringence was induced using light provided from a continuous argon-ion laser operating at 488 nm. We investigated the impact of silver concentration and laser po...
Incorporação de tiofosfatos em vidros calcogenetos: estrutura e fenômenos fotoi...
Santagneli, Silvia Helena [UNESP]Made available in DSpace on 2014-06-11T19:35:08Z (GMT). No. of bitstreams: 0 Previous issue date: 2006-04-28Bitstream added on 2014-06-13T19:45:05Z : No. of bitstreams: 1 santagneli_sh_dr_araiq.pdf: 2689918 bytes, checksum: 784026047bbf26adf41736474ff9bdcd (MD5); Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES); Neste trabalho descreve-se o estudo estrutural do sistema binário As2S3-P2S5, e o...