Search Results - "Cadaval, Tito R."

Recent Developments in Chitosan-Based Adsorbents for the Removal of Pollutants from Aqueous Environments by da Silva Alves, Daniele C, Healy, Bronach, Pinto, Luiz A de Almeida, Cadaval, Jr, Tito R Sant'Anna, Breslin, Carmel B

“…The quality of water is continuously under threat as increasing concentrations of pollutants escape into the aquatic environment. However, these issues can be…”
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Leaching of rare earth elements from phosphogypsum by Lütke, Sabrina F., Oliveira, Marcos L.S., Waechter, Samuel R., Silva, Luis F.O., Cadaval, Tito R.S., Duarte, Fabio A., Dotto, Guilherme L.

“…High amounts of phosphogypsum (PG) are generated in the production of phosphoric acid. Previous literature demonstrates that obtaining rare earth elements…”
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Cu(II) adsorption from copper mine water by chitosan films and the matrix effects by Frantz, Tuanny S., Silveira, Nauro, Quadro, Maurízio S., Andreazza, Robson, Barcelos, Amauri A., Cadaval, Tito R. S., Pinto, Luiz A. A.

“…Adsorption of copper ions onto chitosan films was studied, and the matrix effect was evaluated using a synthetic solution and a real effluent from closed…”
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Development of adsorbent rigid structure based on Spirulina sp./chitosan bioblends coatings for dye adsorption in fixed bed column by Vieira, Mery L. G., Pinheiro, Cláudio P., Silva, Keli A., Cadaval Jr, Tito R. S., Dotto, Guilherme L., Pinto, Luiz A. A.

“…The glass particles were coated with Spirulina sp. LEB-18 and bioblends of Spirulina sp. LEB-18/chitosan by casting technique and, afterward, it was verified…”
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Alternative adsorbent materials for application in industrial processes by Dotto, Guilherme L., de Castilhos, Fernanda, Sant’Anna Cadaval, Tito R.

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Simultaneous determination of the quaternary ammonium pesticides paraquat, diquat, chlormequat, and mepiquat in barley and wheat using a modified quick polar pesticides method, diluted standard addition calibration and hydrophilic interaction liquid chromatography coupled to tandem mass spectrometry by Francesquett, Janice Z., Rizzetti, Tiele M., Cadaval, Tito R.S., Prestes, Osmar D., Adaime, Martha B., Zanella, Renato

“…•A new method for quaternary ammonium pesticides in cereals by HILIC-UHPLC-MS/MS.•Use of the biosorbent chitosan is effective, cheap and environmentally…”
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Nanominerals assemblages and hazardous elements assessment in phosphogypsum from an abandoned phosphate fertilizer industry by Lütke, Sabrina F., Oliveira, Marcos L.S., Silva, Luis F.O., Cadaval, Tito R.S., Dotto, Guilherme L.

“…The present work investigates hazardous elements and nanomineralogical assemblages of phosphogypsum waste from an abandoned phosphate fertilizer industry…”
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Separation of anthocyanins extracted from red cabbage by adsorption onto chitosan films by Carvalho, Valéria V.L., Gonçalves, Janaína O., Silva, Adriano, Cadaval, Tito R., Pinto, Luiz A.A., Lopes, Toni J.

“…Anthocyanin pigments are suitable as natural dyes for food, cosmetics and dietary supplements, due to the demand for healthier products and their antioxidant…”
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Green synthesis of carbon nanotubes impregnated with metallic nanoparticles: Characterization and application in glyphosate adsorption by Diel, Júlia C., Franco, Dison S.P., Igansi, Andrei V., Cadaval, Tito R.S., Pereira, Hércules A., Nunes, Isaac dos S., Basso, Charles W., Alves, Maria do Carmo M., Morais, Jonder, Pinto, Diana, Dotto, Guilherme L.

“…In the present work, multi-walled carbon nanotubes (MWCNTs) were used as support material for the impregnation of metallic nanoparticles (MNPs) produced by…”
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Removal of fluoride from fertilizer industry effluent using carbon nanotubes stabilized in chitosan sponge by Affonso, Lutiane N., Marques, Jorge L., Lima, Valéria V.C., Gonçalves, Janaina O., Barbosa, Sergiane C., Primel, Ednei G., Burgo, Thiago A.L., Dotto, Guilherme L., Pinto, Luiz A.A., Cadaval, Tito R.S.

“…[Display omitted] •All assays were performed using gas scrubber effluent from the production of fertilizer industry.•Carbon nanotube was anchored onto chitosan…”
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Adsorption of silver nanoparticles by activated carbon from Eragrostis plana Nees: kinetics, equilibrium, and catalytic application in the degradation of 4-nitrophenol by dos S. Francisco, Williane, Rapachi, Daniel, Igansi, Andrei V., Ruas, Caroline P., Pavan, Flávio A., Pinto, Luiz A. A., Cadaval, Tito R. S., Gelesky, Marcos A.

“…   Eragrostis plana Nees is an invasive species in Brazilian territory, known for its high levels of lignin, cellulose, and hemicellulose, making it a valuable…”
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Equilibrium Isotherms, Thermodynamics, and Kinetic Studies for the Adsorption of Food Azo Dyes onto Chitosan Films by Cadaval, Tito R. S., Dotto, Guilherme L., Pinto, Luiz A. A.

“…The adsorption of FD&C red 2 and FD&C yellow 5 onto chitosan films (CFs) was evaluated by equilibrium isotherms, thermodynamics, and kinetic studies. The…”
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Anthocyanins concentration by adsorption onto chitosan and alginate beads: Isotherms, kinetics and thermodynamics parameters by Pinheiro, Cláudio P., Moreira, Loreane M.K., Alves, Stephany S., Cadaval Jr, Tito R.S., Pinto, Luiz A.A.

“…The anthocyanins health benefits are diverse, but numerous factors affect the anthocyanins stability, thus, this work aimed to extract anthocyanins from Pinot…”
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Development of chitosan/Spirulina sp. blend films as biosorbents for Cr6+ and Pb2+ removal by Gerhardt, Rafael, Farias, Bruna S., Moura, Jaqueline M., de Almeida, Leandro S., da Silva, Adriano R., Dias, Daiane, Cadaval, Tito R.S., Pinto, Luiz A.A.

“…Chitosan film, Spirulina sp. film and its blend were developed as biosorbents to remove Cr6+ and Pb2+ ions from aqueous solutions. The kinetic study and the pH…”
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Preparation, Characterization and Dye Adsorption/Reuse of Chitosan-Vanadate Films by Rodrigues, Denys A. S., Moura, Jaqueline M., Dotto, Guilherme L., Cadaval, Tito R. S., Pinto, Luiz A. A.

“…Chitosan used on dyes adsorption when in film form shows limitations due to its low regeneration capacity. In this work, chitosan films were modified using…”
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Treatment of industrial glycerol from biodiesel production by adsorption operation: kinetics and thermodynamics analyses by Silveira, Nauro, Frantz, Tuanny S., Lütke, Sabrina F., Arabidian, Viviane C., Cadaval, Tito R. S., Pinto, Luiz A. A.

“…Equilibrium, thermodynamic, and kinetic analyses of the pigments adsorption of the industrial glycerol onto activated charcoal were performed. As the pigments…”
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Implementation of a multilayer statistical physics model to interpret the adsorption of food dyes on a chitosan film by Sellaoui, Lotfi, Dhaouadi, Fatma, Li, Zichao, Cadaval, Tito R.S., Igansi, Andrei V., Pinto, Luiz A.A., Dotto, Guilherme L., Bonilla-Petriciolet, Adrian, Pinto, Diana, Chen, Zhuqi

“…This paper reports the application of an advanced multilayer model to study the adsorption of food dyes FD&C blue No. 2, acid red 18, FD&C red No. 2, and FD&C…”
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Modeling of anthocyanins adsorption onto chitosan films: An approach using the pore volume and surface diffusion model by Carvalho, Valéria V.L., Pinto, Diana, Salau, Nina P.G., Pinto, Luiz A.A., Cadaval Jr, Tito R.S., Silva, Luis F.O., Lopes, Toni J., Dotto, Guilherme L.

“…[Display omitted] •Anthocyanins were extracted from red cabbage.•Anthocyanins were adsorbed from the leach liquor using chitosan films.•PVSDM model was…”
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Bleaching optimization and winterization step evaluation in the refinement of rice bran oil by Strieder, Monique M., Pinheiro, Cláudio P., Borba, Verônica S., Pohndorf, Ricardo S., Cadaval, Tito R.S., Pinto, Luiz A.A.

“…•Bleaching of rice bran oil was optimized using response surface methodology.•Carotenoids preservation and peroxides removal in the bleaching step were…”
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Comparison of chitosan with different physical forms to remove Reactive Black 5 from aqueous solutions by Moura, Jaqueline M., Gründmann, Dara D.R., Cadaval, Tito R.S., Dotto, Guilherme L., Pinto, Luiz A.A.

“…[Display omitted] •Chitosans in powder (CP) and in films (CF) were compared as adsorbents for RB5.•Over 99% of Reactive Black 5 in aqueous solution was…”
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