117 documents found, page 1 of 12
Advances in the synthesis and applications of self-activated fluorescent nano- ...
Longo, Elson
Performance and stability of femtosecond laser-irradiated Fe2O3 materials as ph...
Longo, Elson
Amorphous calcium phosphate nanoparticles allow fingerprint detection via self-...
Longo, Elson
Bioactive Ag3PO4/Polypropylene Composites for Inactivation of SARS-CoV-2 and Ot...
Ribeiro, Lara K.; Assis, Marcelo; Lima, Lais R.; Coelho, Dyovani; Gonçalves, Mariana O.; Paiva, Robert S.; Moraes, Leonardo N. [UNESP]Made available in DSpace on 2022-04-28T19:45:30Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-01-01; The current unprecedented coronavirus pandemic (COVID-19) is increasingly demanding advanced materials and new technologies to protect us and inactivate SARS-CoV-2. In this research work, we report the manufacture of Ag3PO4 (AP)/polypropylene (PP) composites using a simple method and also reveal their l...
Behavior of Bi2S3 under ultrasound irradiation for Rhodamine B dye degradation
Teodoro, Vinícius; Barrios Trench, Aline; Guerreiro da Trindade, Letícia [UNESP]; Jacomaci, Natalia [UNESP]; Beltran-Mir, Hector; Andrés, JuanMade available in DSpace on 2022-04-28T19:46:26Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-12-16; Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Ministerio de Ciencia, Innovación y Universidades; Universitat Jaume I; In this study, we have demonstrated that Bi2S3 semiconductor under ultrasound behaves as a piezoele...
Unconventional Disorder by Femtosecond Laser Irradiation in Fe2O3
Souza, Josiane C.; Ribeiro, Renan A. P.; G. Da Trindade, Letícia [UNESP]; Oliveira, Regiane C. De [UNESP]; D. Costa, Leonardo; C. De Oliveira, MarisaMade available in DSpace on 2022-04-28T19:46:30Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-01-01; This paper demonstrates that femtosecond laser-irradiated Fe2O3 materials containing a mixture of α-Fe2O3 and ϵ-Fe2O3 phases showed significant improvement in their photoelectrochemical performance and magnetic and optical properties. The absence of Raman-active vibrational modes in the irradiated sampl...
Towards a white-emitting phosphor Ca10V6O25 based material
Teixeira, Mayara Mondego; Gobato, Yara Galvão; Gracia, Lourdes; da Silva, Luís Fernando; Avansi, Waldir; Assis, MarceloMade available in DSpace on 2022-04-28T19:28:25Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-04-01; Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Generalitat Valenciana; Ministerio de Economía y Competitividad; Universitat Jaume I; Laboratório Naci...
Connecting morphology and photoluminescence emissions in β-Ag2MoO4 microcrystals
Teodoro, Vinícius; Gouveia, Amanda Fernandes; Machado, Thales Rafael; Trench, Aline Barrios; Jacomaci, Natalia [UNESP]; Assis, MarceloMade available in DSpace on 2022-04-28T19:47:44Z (GMT). No. of bitstreams: 0 Previous issue date: 2022-02-01; Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Ministerio de Ciencia, Innovación y Universidades; Universitat Jaume I; This work elucidates the morph...
Phase Characterization of Lead Zirconate Titanate Obtained from Organic Solutio...
Zaghete, Maria A.; Santos, Carlos O. Paiva; Varela, José A.; Longo, Elson; Mascarenhas, Yvonne P.Made available in DSpace on 2022-04-29T08:45:01Z (GMT). No. of bitstreams: 0 Previous issue date: 1992-01-01; Lead zirconate titanate (PZT) with several Zr/Ti ratios was prepared by the organic solution of citrates of the respective cations. The Rietveld method was applied to perform quantitative analysis of the coexisting phases. The ratio of tetragonal/rhombohedral phases increased with calcination temperatur...
Synthesis of nanocrystalline tetragonal zirconia by a polymeric organometallic ...
Quinelato, Antonio L.; Longo, Elson; Leite, Edson R.; Varela, José A. [UNESP]Made available in DSpace on 2022-04-29T08:46:50Z (GMT). No. of bitstreams: 0 Previous issue date: 1999-01-01; A polymeric precursor method based on the Pechini process was successfully used to synthesize zirconia-12 mol% ceria ceramic powders. The influence of the main process variables (citric acid-ethylene glycol ratio, citric acid - total oxides ratio and calcination temperature) on phase formation and powde...