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Dive into the research topics where Eneida Sala Cossich is active.

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Featured researches published by Eneida Sala Cossich.


Brazilian Journal of Chemical Engineering | 2014

Biosorption study of Ni2+ and Cr3+ by Sargassum filipendula: kinetics and equilibrium

A. A. Seolatto; Tiago Dias Martins; Rosângela Bergamasco; Célia Regina Granhen Tavares; Eneida Sala Cossich; E. A. da Silva

In this work, the biosorption of Cr3+ and Ni2+ by Sargassum filipendula pre-treated with CaCl2 was studied. Kinetic and equilibrium experiments were carried out for mono- and multi-component solutions in a batch reactor at pH 3.0 and 30 oC. The results from the kinetic experiments showed that Cr3+ adsorbs slower than Ni2+. This behavior was explained by means of a mechanistic analysis, which showed that Cr3+ uptake presented three adsorption stages, whereas Ni2+ adsorption presents only two. The mono-component equilibrium data, along with binary kinetic data obtained from mono-component experiments, showed that, although the kinetics for Cr3+ removal are slower, the biomass had a stronger affinity for this ion. Almost all Ni2+ is desorbed from the biomass as Cr3+ adsorbs. The binary equilibrium data also presented this behavior. The binary data was also modeled by using modified forms of the Langmuir, Jain and Snoeyink, and Langmuir-Freundlich isotherms. However, the prediction obtained presented low accuracy. An alternative modeling with artificial neural networks was presented and the results showed that this technique could be a promising tool to represent binary equilibrium data. The main contribution of this work was to obtain experimental data for Cr3+/Ni2+ adsorption, which is a system rarely found in the literature and that provides information that could be used in process modeling and simulation.


Acta Scientiarum-technology | 2008

Avaliação da qualidade da água da bacia do rio Pirapó – Maringá, Estado do Paraná, por meio de parâmetros físicos, químicos e microbiológicos - DOI: 10.4025/actascitechnol.v30i1.3199

Eliane Cristina Alves; César Flores da Silva; Eneida Sala Cossich; Célia Regina Granhen Tavares; Edvard Elias de Souza Filho; Ademir Carniel


Acta Scientiarum-technology | 2008

Otimização dos tempos de mistura e decantação no processo de coagulação/floculação da água bruta por meio da Moringa oleifera Lam - DOI: 10.4025/actascitechnol.v30i2.5493

Karina Cordeiro Cardoso; Rosângela Bergamasco; Eneida Sala Cossich; Leila Cristina Konradt Moraes


Acta Scientiarum-technology | 2011

Estudo da influência do uso e ocupação de solo na qualidade da água de dois córregos da Bacia hidrográfica do rio Pirapó

Roselene Maria Schneider; Rosane Freire; Eneida Sala Cossich; Paulo Fernando Soares; Fabrício Hernandes de Freitas; Célia Regina Granhen Tavares


Acta Scientiarum-technology | 2008

Remoção de níquel de soluções aquosas em batelada e em coluna utilizando a alga marinha marrom Sargassum filipendula - DOI: 10.4025/actascitechnol.v29i2.695

Araceli Aparecida Seolatto; Márcia Terezinha Veit; Eneida Sala Cossich; Célia Regina Granhen Tavares; Edson Antonio da Silva; Eduardo Augusto Pontel


Acta Scientiarum-technology | 2003

Efeito da utilização de solução tampão sobre a biossorção de cromo (III) pela biomassa da alga marinha Sargassum sp. - DOI: 10.4025/actascitechnol.v25i1.2251

Camila Cara Stadella; José Rodrigo Oliveira Pocrifka; Eneida Sala Cossich


Archive | 2014

BY Sargassum filipendula: KINETICS AND EQUILIBRIUM

Brazilian Journal; A. A. Seolatto; Tiago Dias Martins; Rosângela Bergamasco; Célia Regina Granhen Tavares; Eneida Sala Cossich; E. A. da Silva


Acta Scientiarum-technology | 2009

Statistical design of experiments for optimizing the batch conditions to nickel desorption on Sargassum filipendula seaweed.

A. A. Seolatto; Célia Regina Granhen Tavares; Eneida Sala Cossich; Edson Antonio da Silva; Terezinha Aparecida Guedes


Acta Scientiarum-technology | 2009

Removal of nickel (II) from aqueous solutions by Sargassum filipendula biomass in multiple cycles of sorption-desorption.

A. A. Seolatto; Maurício Melo Câmara; Célia Regina Granhen Tavares; Eneida Sala Cossich; E. A. da Silva


Acta Scientiarum-technology | 2009

Remoção de níquel(II) de soluções aquosas pela biomassa Sargassum filipendula em múltiplos ciclos de sorção-dessorção - DOI: 10.4025/actascitechnol.v31i1.840

Araceli Aparecida Seolatto; Maurício Melo Câmara; Célia Regina Granhen Tavares; Eneida Sala Cossich; Edson Antonio da Silva

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Edson Antonio da Silva

State University of West Paraná

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Rosângela Bergamasco

Universidade Estadual de Maringá

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Tiago Dias Martins

State University of Campinas

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E. A. da Silva

State University of West Paraná

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