Chemical profile of beans cultivars (phaseolus vulgaris) by ¹h nmr - high resolution magic angle spinning (HR-MAS)

期刊论文
摘要:
The application of one-dimensional proton high-resolution magic angle spinning (1H HR-MAS) NMR combi...
doi:
10.1590/S0100-40422010000300028
作 者:
Universidade Federal...
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Química Nova

Determination of Ni(II) in metal alloys by spectrophotometry UV-Vis using dopasemiquinone

期刊论文
摘要:
A spectrophotometric method was proposed for Ni(II) determination in alloys using a dopa-semiquinone...
doi:
10.1590/S0100-40422010000100020
作 者:
Soares, Miriam de Fá...
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Química Nova

Salinity of crude oil: optimization of methodology and new method for extraction of salt in petroleum

期刊论文
摘要:
The quantity of salts in the crude oils depends on the origin and of the wells production and these ...
doi:
10.1590/S0100-40422010000300023
作 者:
Chimin, Roberta Q. F...
作者机构:
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期刊标题:
Química Nova

Co preferential oxidation on CuO/CeO2-TiO2 system

期刊论文
摘要:
Cu catalysts supported on CeO2, TiO2 and CeO2/TiO2 were prepared by precipitation method and used fo...
doi:
10.1590/S0100-40422010000900017
作 者:
Maciel, Cristhiane G...
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Química Nova

Voltammetry of immobilized microparticles: fundamentals and analytical applications

期刊论文
摘要:
The theoretical aspects of Voltammetry of Immobilized Microparticles (VIM) were discussed. The immob...
doi:
10.1590/S0100-40422010000800025
作 者:
Nascimento, Paulo C....
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期刊标题:
Química Nova

Friedel-Crafts acylation of the 2-methoxynaphthalene using the silica-supported dodecatungstophosphoric acid (HPW/SiO2) as catalyst and acetonitrile as solvent

期刊论文
摘要:
The synthesis of fine chemicals intermediates using Friedel-Crafts acylation is one of the most impo...
doi:
10.1590/S0100-40422010000100012
作 者:
Cardoso, Luiz August...
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Química Nova

The QTAIM molecular topology and the quantum-mechanical description of hydrogen bonds and dihydrogen bonds

期刊论文
摘要:
Hydrogen bonds formed through the interaction between a high electronic density center (lone electro...
doi:
10.1590/S0100-40422010000500029
作 者:
Araújo, Regiane C. M...
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Química Nova

Quantitative structure-activity relationships (QSAR) studies of bisbenzamidines with antifungal activity

期刊论文
摘要:
This paper describes 2D-QSAR and 3D-QSAR studies against Candida albicans and Cryptococcus neofarman...
doi:
10.1590/S0100-40422010000700011
作 者:
Donnici, Claudio L.;...
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期刊标题:
Química Nova

Use of linear equations to obtain Michaelis-Menten parameters

期刊论文
摘要:
The Michaelis-Menten equation is used in many biochemical and bioinorganic kinetic studies involving...
doi:
10.1590/S0100-40422010000700033
作 者:
Faria, Roberto B.;Pi...
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Química Nova

Sequential injection analysis (SIA): twenty years in a Brazilian perspective

期刊论文
摘要:
The year of 2010 marks the 20th anniversary of the development of Sequential Injection Analysis (SIA...
doi:
10.1590/S0100-40422010000900023
作 者:
Universidade de São ...
作者机构:
期刊编号:
期刊标题:
Química Nova
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