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Mostrando ítems 171-176 de 176
Uso da técnica laser-induced breakdown spectroscopy (LIBS) para análise direta de ligas metálicas: estratégias de normalização, calibração univariada e multivariada e modelos de classificação
(Universidade Federal de São Carlos, 2017-02-10)
This academic master's dissertation was devoted to the development of analytical methods for the determination of Al, Cr, Cu, Fe, Mn, Mo, Ni, Ti, V and Zn in alloys and steels. The main purpose of the study was to present ...
Multicomponent combinatorial synthesis of proplyl peptide-lipopeptoid hybrid catalyst: application in the asymmetric Michael addition under aqueous environment
(Universidade Federal de São Carlos, 2018-11-29)
This study describes the synthesis of a new library of prolyl peptides-lipopeptoid hybrids catalysts through a multicomponent combinatorial approach. For the design of this catalyst library, we took into consideration the ...
Estudo das propriedades fotoluminescentes do ZnS e ZnS: Eu obtidos pelo método solvotérmico assistido por microondas
(Universidade Federal de São Carlos, 2012-07-20)
This paper is about the synthesis, characterization and studies of nanostructures of ZnS and ZnS:Eu3+ prepared by microwave-assisted solvothermal method. The influence of the synthesis time in the microwave on the samples ...
Análise exploratória de constituintes inorgânicos em tecido, líquido ruminal e fezes de bovinos da raça Nelore (Bos Taurus Indicus)
(Universidade Federal de São Carlos, 2020-10-08)
The inorganic constituents supplied in the diet are essential for the development of cattle. This dissertation aimed to propose a procedure for the multi-element determination of Ca, Mg, P, K, S, Na, Cu, Fe, Mn, Zn, Co, ...
Estudo da eletrodeposição da liga Fe-Mo a partir de soluções levemente alcalinas contendo NTA - Nitrilo Acetato de Sódio
(Universidade Federal de São Carlos, 2012-02-29)
Fe-Mo alloys were electrochemically deposited on to a Pt substrate, from an alkaline solution containing FeCl3, Na2MoO4, trisodium nitrilotriacetic (NTA), in which Fe3+ ions were ddissolved to form [Fe(OH)(NTA)]-, ...
Avaliação por RMN de alta resolução da presença de cereais não maltados na produção de cervejas
(Universidade Federal de São Carlos, 2020-07-16)
Statistics show that beer is the most widely consumed alcoholic beverage in the world and it is made up of water, barley malt, hops and yeast as main ingredients. The use of non-malted cereals in beer production is common ...