Search Results - "de Barros Neto, Benício"
-
1
Coencapsulation of trans-Dehydrocrotonin and trans-Dehydrocrotonin:hydroxypropyl-β-cyclodextrin into Microparticles
Published in Journal of the Brazilian Chemical Society (01-08-2017)“…The aim of this study was to develop and characterize poly-ε-caprolactone (PCL) and poly(D,L-lactic-co-glycolic)-acid (PLGA) microparticles containing…”
Get full text
Journal Article -
2
Extraction and recovery of chromium from electroplating sludge
Published in Journal of hazardous materials (16-01-2006)“…This work reports a study of the extraction and recovery of chromium from the wastes (class I dangerous) generated by a galvanic manufacturer. Commercial HCl…”
Get full text
Journal Article -
3
Evaluation of water and sucrose diffusion coefficients during osmotic dehydration of jenipapo ( Genipa americana L.)
Published in Journal of food engineering (2007)“…The apparent diffusion coefficients for sucrose and water during osmotic dehydration of jenipapos were determined. Long time experiments (up to 60 h) were…”
Get full text
Journal Article -
4
Phenanthrene and pyrene oxidation in contaminated soils using Fenton's reagent
Published in Journal of hazardous materials (30-01-2009)“…Fenton's reagent has shown its applicability to oxidizing these biorefractory organic contaminants. The purpose of this contribution was to investigate the…”
Get full text
Journal Article -
5
Chitosan effect on dental enamel de-remineralization: An in vitro evaluation
Published in Journal of dentistry (01-11-2010)“…Abstract Objectives The aim of this work was to evaluate the in vitro effect of chitosan (concentration and time of action) treatment on enamel…”
Get full text
Journal Article -
6
Potassium permanganate oxidation of phenanthrene and pyrene in contaminated soils
Published in Journal of hazardous materials (15-09-2009)“…Potassium permanganate, widely used in water treatment, has shown its applicability to reduce PAH contamination in groundwater and soils. The first stage to…”
Get full text
Journal Article -
7
Using principal component analysis to find the best calibration settings for simultaneous spectroscopic determination of several gasoline properties
Published in Fuel (Guildford) (01-12-2008)“…A set of 160 gasoline samples was collected from commercial stations in five Brazilian states and analyzed by ASTM methods for 13 properties. Principal…”
Get full text
Journal Article -
8
A factorial design analysis of (+)-pulegone electrocatalytic hydrogenation
Published in Journal of electroanalytical chemistry (Lausanne, Switzerland) (01-02-2008)“…A 2 4 factorial design was used to analyse the influence of four factors on the electrocatalytic hydrogenation (ECH) of (+)-pulegone, using a nickel…”
Get full text
Journal Article -
9
Macroalgae as lead trapping agents in industrial effluents - a factorial design analysis
Published in Journal of the Brazilian Chemical Society (01-08-2001)“…A two-level factorial design was employed to analyze the influence of agitation, contact time, amount of algae and type of pretreatment on heavy metal removal…”
Get full text
Journal Article -
10
Growth of Cunninghamella elegans UCP 542 and production of chitin and chitosan using yam bean medium
Published in Electronic Journal of Biotechnology (15-01-2007)“…Microbiological processes were used for chitin and chitosan productions by Cunninghamella elegans (UCP 542) grown in a new economic culture medium. The assay…”
Get full text
Journal Article -
11
The Patterns of Base Sequences in the Nucleic Acids of Prokaryotes and Eukaryotes Reflect Features of their Abiotic Past
Published in Zeitschrift für Naturforschung C. A journal of biosciences (01-11-2008)“…The base sequences of the nucleic acids corresponding to ten proteins (aconitase, alcohol dehydrogenase, enolase, fumarase, isocitrate dehydrogenase, lactate…”
Get full text
Journal Article -
12
25 anos de quimiometria no Brasil
Published in Química Nova (01-12-2006)“…Chemometric activities in Brazil are described according to three phases: before the existence of microcomputers in the 1970s, through the initial stages of…”
Get full text
Journal Article -
13
Quantitative structure-activity relationships (QSAR) of 4-amino-2,6-diarylpyrimidine-5-carbonitriles with anti-inflammatory activity
Published in Journal of the Brazilian Chemical Society (2008)“…The experimental anti-inflammatory activities of eight 4-amino-2,6-diarylpyrimidine-5-carbonitriles were subjected to a QSAR analysis based on results from…”
Get full text
Journal Article -
14
Análise multicomponente simultânea por espectrofotometria de absorção molecular UV-VIS
Published in Química nova (01-12-1999)“…This review presents the evolution of simultaneous multicomponent analysis by absorption spectrophotometry in the ultraviolet and visual regions in terms of…”
Get full text
Journal Article -
15
Simultaneous multielemental determination using a low-resolution inductively coupled plasma spectrometer/diode array detection system
Published in Spectrochimica acta. Part B: Atomic spectroscopy (19-12-1997)“…This work presents a versatile method for simultaneous multielemental analysis using detection with photodiode arrays and multivariate calibration techniques…”
Get full text
Journal Article -
16
Recomendações para calibração em química analítica: parte I. Fundamentos e calibração com um componente (calibração univariada)
Published in Química nova (01-09-2002)Get full text
Journal Article -
17
Tribute to Prof. Roy Edward Bruns, Universidade Estadual de Campinas
Published in Analytical letters (03-07-2008)Get full text
Journal Article -
18
Aqueous two-phase systems extraction of α-toxin from Clostridium perfringens type A
Published in Journal of chromatography. B, Analytical technologies in the biomedical and life sciences (03-04-2006)“…Two sequential half-fraction designs were applied to studying the α-toxin partition produced by Clostridium perfringens type A in aqueous two phase systems…”
Get full text
Journal Article -
19
Conversion of a sequential inductively coupled plasma emission spectrometer into a multichannel simultaneous system using a photodiode array detector
Published in Journal of analytical methods in chemistry (1998)“…A monochannel plasma emission spectrometer was converted to a multichannel instrument by the introduction of a detection system based on an array of 1024…”
Get full text
Journal Article -
20
Near Infrared Spectroscopic Prediction of Physical Properties of Aromatics-Rich Hydrocarbon Mixtures
Published in Journal of near infrared spectroscopy (United Kingdom) (01-10-2001)“…Near infrared spectroscopy multivariate calibration models were used to predict physical properties of aromatics-rich hydrocarbon mixtures obtained from…”
Get full text
Journal Article