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Fotocromismo e luminescência de compostos a base de tungstênio e íons terras raras trivalentes via síntese hidrotérmica
(Universidade Estadual Paulista (Unesp), 2015-02-23)
Systems containing rare earth elements have many applications due to their spectroscopic and magnetic properties. On the other hand tungsten-based compounds form a large class of inorganic materials which exhibit interesting ...
Análisis fotoelectroquímico y espectroscópico de nanobarras de TiO2 decoradas con nanopartículas metálicas
(2018-04-02)
RESUMEN: En este estudio, nanobarras de TiO2 fueron sintetizadas por el procedimiento
hidrotermal. El material obtenido fue decorado con nanopartículas metálicas (Ag y Au) por
medio de las técnicas de electrodepósito y ...
Photodynamic properties and photoinactivation of microorganisms mediated by 5,10,15,20-tetrakis(4-carboxyphenyl)porphyrin covalently linked to silica-coated magnetite nanoparticles
(Elsevier Science Sa, 2017-09)
Magnetic nanoparticles of Fe3O4 (MNP) were synthesized by co-precipitating Fe2+ and Fe3+ ions in an ammonia solution. This MNP was coated with silica using sodium metasilicate to obtain silica-coated MNP (MNPSi). Grafting ...
Preparação e caracterização inicial de complexo de inclusão entre nitrofurazona e 2-hidroxipropil-β-ciclodextrina
(2007-12-01)
Nitrofurazone (NF), 5-nitro-2-furaldehyde semicarbazone, a broad-spectrum antibiotic, has reported toxic effects and low solubility in water. It would be of great interest to form inclusion complexes between NF and a ...