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Mostrando ítems 51-60 de 344
Determinação de minerais em vísceras de frango cozidas em diferentes panelas e em amostras de sais e temperos por espectrometria atômica
(Universidade Federal de Juiz de Fora (UFJF)BrasilICE – Instituto de Ciências ExatasPrograma de Pós-graduação em QuímicaUFJF, 2021)
Otimização da remoção de fluoreto e alumínio de efluente de barragem de mina de cobre
(Universidade Federal de Minas GeraisBrasilENG - DEPARTAMENTO DE ENGENHARIA MINASCurso de Especialização em Engenharia de Recursos MineraisUFMG, 2022-08-25)
This work comprises the study of the methodology for treating the raw liquid effluent from a
dam of a copper mine in the region of Carajás (Pará) to discharge this treated effluent into a
water stream that passes in the ...
Dual Role of Lithium on the Structure and Self-Healing Ability of PMMA-Silica Coatings on AA7075 Alloy
(2019-01-01)
In this work, structural and active corrosion inhibition effects induced by lithium ion addition in organic-inorganic coatings based on poly(methyl methacrylate) (PMMA)-silica sol-gel coatings have been investigated. The ...
Formulação coagulante de Moringa oleifera e sulfato de alumínio associada à capsula porosa de argila para tratamento de água de piscina
(Universidade Tecnológica Federal do ParanáLondrinaBrasilPrograma de Pós-Graduação em Engenharia AmbientalUTFPR, 2022-03-11)
The study proposed to obtain an alternative treatment for the clarification of swimming pool water in order to reduce the concentration of aluminum sulfate used in this process. The proposed coagulant formulation was based ...
Cytotoxic effects of white-MTA and MTA-Bio cements on odontoblast-like cells (MDPC-23)
(2010-01-01)
This study evaluated the cytotoxic effects of 2 mineral trioxide aggregate (MTA) cements - White-MTA-Angelus and a new formulation, MTA-Bio - on odontoblast-like cell (MDPC-23) cultures. Twenty-four disc-shaped (2 mm ...
Cytotoxic effects of white-MTA and MTA-Bio cements on odontoblast-like cells (MDPC-23)
(2010-01-01)
This study evaluated the cytotoxic effects of 2 mineral trioxide aggregate (MTA) cements - White-MTA-Angelus and a new formulation, MTA-Bio - on odontoblast-like cell (MDPC-23) cultures. Twenty-four disc-shaped (2 mm ...
Corrosion resistance of 2024 aluminum alloy coated with plasma deposited a-C:H:Si:O films
(Univ Fed Sao Carlos, Dept Engenharia Materials, 2015)
Alkyd based water-reducible anticorrosive paints and their antifungal potential
(Elsevier Science SA, 2021-03)
Concerns about ozone layer, contamination, fossils resources and health, has banned or restricted the use of traditionally organic solvents in paints. As a consequence, new resins that employed water as main solvent are ...