Search Results - "Vitor de Cinque Almeida"
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Biodiesel from waste frying oils: Methods of production and purification
Published in Energy conversion and management (15-03-2019)“…[Display omitted] •Methods of producing biodiesel from waste frying oils and purification.•Chemical reactions during the frying process.•Different catalytic…”
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2
Evaluation of solvent effect on the extraction of phenolic compounds and antioxidant capacities from the berries: application of principal component analysis
Published in BMC chemistry (22-08-2014)“…Background This study evaluated the effect of the solvent on the extraction of antioxidant compounds from black mulberry ( Morus nigra ), blackberry ( Rubus…”
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3
Determination of Vitamins A and E Exploiting Cloud Point Extraction and Micellar Liquid Chromatography
Published in Analytical letters (15-03-2011)“…Cloud point extraction and micellar chromatographic methods were developed for determination of vitamins A and E. The stationary phase was C18 and the mobile…”
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4
Treatment of textile wastewater by electrocoagulation process assisted with biocoagulant obtained from the pitahaya peels
Published in Desalination and water treatment (01-01-2023)“…This study proposes the treatment of textile wastewater by electrocoagulation process (EC) assisted with biocoagulant obtained from the pitahaya peels. The…”
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5
Citharexylum solanaceum fruit extracts: Profiles of phenolic compounds and carotenoids and their relation with ROS and RNS scavenging capacities
Published in Food research international (01-08-2016)“…Citharexylum solanaceum is a native fruit from Brazil, which both bioactive compounds and antioxidant potential were not yet investigated. Thus, the…”
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6
Experimental acute anti-inflammatory activity of preparations with complexed cannabidiol in carriers
Published in Brazilian Journal of Pharmaceutical Sciences (01-01-2023)“…Cannabidiol (CBD) is a bioactive compound with promising anti-inflammatory results but has low aqueous solubility. Complexation of drugs with this…”
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7
use of a natural coagulant (Opuntia ficus-indica) in the removal for organic materials of textile effluents
Published in Environmental monitoring and assessment (01-08-2014)“…The goal of this study was to investigate the activity of the coagulant extracted from the cactus Opuntia ficus-indica (OFI) in the process of…”
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8
Toxicity assessment of textile effluents treated by advanced oxidative process (UV/TiO2 and UV/TiO2/H2O2) in the species Artemia salina L
Published in Environmental monitoring and assessment (01-03-2013)“…Textile industry wastes raise a great concern due to their strong coloration and toxicity. The objective of the present work was to characterize the…”
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9
Optimization of Antioxidant Compounds Extraction from Flesh of New Developed Apple Cultivar Using Response Surface Methodology
Published in Food analytical methods (01-10-2013)“…The response surface methodology (RSM) and the central composite rotatable design were used to optimize the antioxidant extraction from apple flesh of a new…”
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10
Evaluation of chemical characteristics and correlation analysis with pulp browning of advanced selections of apples grown in Brazil
Published in Acta scientiarum. Technology (01-01-2017)“…In this research, the total phenolic content (TPC) and antioxidant capacity (FRAP and DPPH•× assays) of pulps and peels of advanced selection of apples grown…”
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11
Toxic effects of dietary of Al3+ ions in tilapias (Oreochromis niloticus) and protective effect of Zn2+ ion
Published in Toxicological and environmental chemistry (2011)“…The lethal effects of aluminum ion (Al³⁺) in tilapia (Oreochromis niloticus) raised in concrete tanks were investigated. Tilapias were fed daily with…”
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12
Determinação de cobre, alumínio e ferro em solos derivados do basalto através de extrações seqüenciais
Published in Química nova (01-07-2002)“…Copper, aluminum and iron concentrations were determined in four geochemical fractions of three different basaltic soils from the northwest region of the…”
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13
Incorporation of Omega-3 Fatty Acids in Nile Tilapia (Oreochromis niloticus) Fed Chia (Salvia hispanica L.) Bran
Published in Journal of the American Oil Chemists' Society (01-03-2014)“…This study evaluated the effect of the inclusion of chia bran in the diet of Nile tilapia on the composition of n-3 fatty acids (FA). Omega-3 fatty acids…”
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14
Evaluation of chemical characteristics and correlation analysis with pulp browning of advanced selections of apples grown in Brazil/Avaliacao das caracteristicas quimicas e analises de correlacao com o escurecimento da polpa de selecoes avancadas de macas cultivadas no Brasil
Published in Acta scientiarum. Technology (01-01-2017)“…In this research, the total phenolic content (TPC) and antioxidant capacity (FRAP and DPPH* assays) of pulps and peels of advanced selection of apples grown in…”
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15
DPPH Assay Adapted to the FIA System for the Determination of the Antioxidant Capacity of Wines: Optimization of the Conditions Using the Response Surface Methodology
Published in Food analytical methods (01-10-2013)“…The objective of the present work was to adapt the 1,1-diphenyl-2-picrylhydrazyl (DPPH) assay to a system of flow injection analysis (FIA) of merging zones to…”
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Evolutive follow-up of the photocatalytic degradation of real textile effluents in TiO2 and TiO2/H2O2 systems and their toxic effects on Lactuca sativa seedlings
Published in Journal of the Brazilian Chemical Society (2009)“…Textile industry wastes raise a great concern due to their strong coloration and toxicity. The objective of the present work was to characterize the…”
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17
Simultaneous determination of textile dyes by Adsorptive Cathodic Stripping Voltammetry/Determinacao simultanea de corantes texteis por Voltametria Adsortiva de Redissolucao Catodica
Published in Acta scientiarum. Technology (01-04-2013)“…The Adsorptive Cathodic Stripping Voltammetry (ACSV--differential pulse) proved to be an efficient method in the separation and quantification of two reactive…”
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18
Simultaneous determination of textile dyes by Adsorptive Cathodic Stripping Voltammetry - doi: 10.4025/actascitechnol.v35i2.16595
Published in Acta scientiarum. Technology (01-04-2013)“…The Adsorptive Cathodic Stripping Voltammetry (ACSV - differential pulse) proved to be an efficient method in the separation and quantification of two reactive…”
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19
Toxic effects of dietary of Al 3+ ions in tilapias ( Oreochromis niloticus ) and protective effect of Zn 2+ ion
Published in Toxicological and environmental chemistry (01-01-2011)Get full text
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20
Simultaneous determination of textile dyes by Adsorptive Cathodic Stripping Voltammetry
Published in Acta scientiarum. Technology (18-04-2013)Get full text
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