Zobrazeno 1 - 10
of 169
pro vyhledávání: '"Meuris Gurgel Carlos da Silva"'
Autor:
Talles Barcelos da Costa, Thiago Lopes da Silva, Camila Stéfanne Dias Costa, Meuris Gurgel Carlos da Silva, Melissa Gurgel Adeodato Vieira
Publikováno v:
Chemical Engineering Journal Advances, Vol 11, Iss , Pp 100341- (2022)
Chromium is a toxic metal widely used in several industrial activities, being frequently found in industrial effluents. The presence of chromium in its soluble ionic form Cr(III) is related to health risks, damage to living beings and to the environm
Externí odkaz:
https://doaj.org/article/c843b66e93bb466383a3c2e2ebe8f11c
Publikováno v:
Polymers, Vol 13, Iss 4, p 623 (2021)
In a scenario of high demand, low availability, and high economic value, the recovery of rare-earth metals from wastewater is economically and environmentally attractive. Bioadsorption is a promising method as it offers simple design and operation. T
Externí odkaz:
https://doaj.org/article/265aff8300984ced9ceb8461e781c95b
Autor:
Luz Stella Gaona Galindo, Ambrósio Florêncio de Almeida Neto, Meuris Gurgel Carlos da Silva, Melissa Gurgel Adeodato Vieira
Publikováno v:
Materials Research, Vol 16, Iss 2, Pp 515-527 (2013)
This paper describes the adsorption of Cd2+and Pb2+ions using sodic bentonite clay type Fluidgel modified. The Fluidgelbefore and after chemical modification and thermal activation was characterized by different techniques including X-ray diffraction
Externí odkaz:
https://doaj.org/article/215d9410658e452898f955141e642aee
Publikováno v:
Materials Research, Vol 16, Iss 2, Pp 481-488 (2013)
This paper studies the bioadsorption of Pb2+, Cu2+, Cd2+ and Zn2+ ions by marine alga Sargassum filipendula and by the alginate biopolymer extracted from this alga. The objective is to evaluate the importance of this biopolymer in removing different
Externí odkaz:
https://doaj.org/article/1632d1d6343b4cb99b724c4e0e41eba1
Autor:
Ana Lucia Pereira de Araujo, Marcelino Luiz Gimenes, Maria Angelica Simões Dornellas de Barros, Meuris Gurgel Carlos da Silva
Publikováno v:
Materials Research, Vol 16, Iss 1, Pp 128-136 (2013)
This paper aimed to study the removal of zinc using bentonite clay from the Northeastern Brazil, as an adsorbent. A study of the clay subjected to thermal and chemical treatment was performed in order to evaluate the optimization of the adsorption ca
Externí odkaz:
https://doaj.org/article/b5345c58044f4e46b9bbb89b5485cba8
Publikováno v:
Materials Research, Vol 15, Iss 2, Pp 253-259 (2012)
This work focused on preparing and characterizing Brazilian bentonite clay through the use of quaternary ammonium salt so as to apply it as a sorbent for petroleum-derived fuels. Bentonite clay was organophilizated by the intercalation of quaternary
Externí odkaz:
https://doaj.org/article/3c7c2bc41cae41ba8e12644889c89711
Autor:
Ambrósio Florêncio de Almeida Neto, Melissa Gurgel Adeodato Vieira, Meuris Gurgel Carlos da Silva
Publikováno v:
Materials Research, Vol 15, Iss 1, Pp 114-124 (2012)
Cu (II) removal equilibrium from aqueous solutions using calcined clays "Bofe" and "Verde-lodo" has been studied by batch and fixed-bed in static and dynamic systems, respectively. Analyses were performed for physicochemical characterization of clays
Externí odkaz:
https://doaj.org/article/9e833a6d0c6a4331bb6c8fbed9787ab8
Autor:
Sirlei Jaiana Kleinübing, Rodrigo Silveira Vieira, Marisa Masumi Beppu, Eric Guibal, Meuris Gurgel Carlos da Silva
Publikováno v:
Materials Research, Vol 13, Iss 4, Pp 541-550 (2010)
The marine algae Sargassum filipendula was collected from São Paulo seashore (Brazil) and submitted to treatment with acid. The biosorption mechanisms of Cu2+ and Ni2+ ions onto acidic algae Sargassum filipendula were examined using various analytic
Externí odkaz:
https://doaj.org/article/bde3e30e7d924262893fe1a8ec74dc95
Autor:
Emerson Meneghetti, Paula Baroni, Rodrigo Silveira Vieira, Meuris Gurgel Carlos da Silva, Marisa Masumi Beppu
Publikováno v:
Materials Research, Vol 13, Iss 1, Pp 89-94 (2010)
Water pollution with heavy metals is a matter of major concern for public health and also for natural resource management. The present study investigated the effect of chemical modifications on biopolymeric adsorbents (based on chitosan membranes) fo
Externí odkaz:
https://doaj.org/article/d1858e1e01324c91950aad600ee05805
Autor:
Ana Lucia Pereira de Araujo, Caroline Bertagnolli, Meuris Gurgel Carlos da Silva, Marcelino Luiz Gimenes, Maria Angélica Simões Dornellas de Barros
Publikováno v:
Acta Scientiarum: Technology, Vol 35, Iss 2, Pp 352-332 (2013)
This paper evaluated the adsorption capacity of zinc by Bofe bentonite clay. Bofe clay was subjected to a thermal treatment for optimizing its adsorption capacity. The kinetic equilibrium of the process was studied in a finite bath system and experim
Externí odkaz:
https://doaj.org/article/7d012883a8f34ec1bf791c9ae98fcfd1