Now showing items 1-10 of 157
Synthesis, characterization, and application of modified silica in the removal and preconcentration of lead ions from natural river water
(Clean Technologies and Environmental Policy, 2011-04-01) [Artigo]
This paper describes the synthesis, modification, and application of modified silica for the removal of lead ions from aqueous medium. The modification reaction provided a reduction in surface are from 737 to 399 m(2) ...
Voltammetric studies of titanium (IV) phosphate modified with copper hexacyanoferrate and electroanalytical determination of N-acetylcysteine
(Journal of Applied Electrochemistry, 2011-07-01) [Artigo]
Titanium (IV) Phosphate copper hexacyanoferrate composite (TiPhCuHCF) was prepared using a new methodology for the synthesis. A preliminary characterization of the precursor and resulting materials was defined using ...
O direito ambiental na sala de aula: significados de uma prática educativa no ensino médio
(Ciência & Educação (Bauru), 2007-08-01) [Artigo]
Neste trabalho, apresentamos um determinado evento de Educação Ambiental realizado no âmbito do Ensino Médio. Por meio do estudo e da transformação de um caso judicial ambiental em material educativo, foi proposto um ...
Refletindo conceitos de autonomia e emancipação: interação universidade-escola
(Congresso Estadual Paulista sobre Formação de Educadores, 2009) [Trabalho apresentado em evento]
Antimicrobial and physical-mechanical properties of pectin/papaya puree/cinnamaldehyde nanoemulsion edible composite films
(Food Hydrocolloids, 2014-12-01) [Artigo]
The rising demand for bio-based materials to be used in food packaging has encouraged the development of novel, environmentally-friendly films. Fruit puree has the potential to be incorporated in the film-forming solution ...
Interações discursiva e o uso de analogias no ensino de física
(Investigações em Ensino de Ciências, 2012) [Artigo]
In the last few years, Science Education researchers have shown new ways do conceive the processes of teaching and learning, demanding the displacement from the individual understanding of specific phenomena to a new ...
Effect of trimetaphosphate and fluoride association on hydroxyapatite dissolution and precipitation in vitro
(Brazilian Dental Journal, 2014) [Artigo]
The present study analyzed the action of sodium trimetaphosphate (TMP) and/or fluoride on hydroxyapatite. Hydroxyapatite powder was suspended in different solutions: deionized water, 500 µg F/mL, 1,100 µg F/mL, 1%TMP, ...
Participação do nepp/prograd no processo de articulação dos cursos de graduação da Unesp
(Congresso Estadual Paulista sobre Formação de Educadores, 2011) [Trabalho apresentado em evento]
Electrical and Optical Properties of Conductive and Transparent ITO@PMMA Nanocomposites
(Journal of Physical Chemistry C, 2012-06-14) [Artigo]
In this work, nanocomposite films of indium tin oxide (ITO) nanowires in a PMMA matrix were obtained by tape casting. The electrical, optical and morphological properties of films were studied as a function of the amount ...
A Silsesquioxane Organically Modified with 4-Amino-5-(4-pyridyl)-4H-1,2,4-triazole-3-thiol: Thermal Behavior and Its Electrochemical Detection of Sulfhydryl Compounds
(Journal of Nanomaterials, 2014-01-01) [Artigo]
The octakis(3-chloropropyl)silsesquioxane (SS) was organofunctionalized with 4-amino-5- 4(pyridyl)-4H-1,2,4-triazole-3-thiol. The product formed (SA) was undergo another reactions in two steps, first with copper and so ...