Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Ivanildo J. Silva"'
Autor:
Diego R. Gondim, Juan A. Cecilia, Thaina N. B. Rodrigues, Enrique Vilarrasa-García, Enrique Rodríguez-Castellón, Diana C. S. Azevedo, Ivanildo J. Silva
Publikováno v:
International Journal of Molecular Sciences, Vol 22, Iss 17, p 9164 (2021)
Typical porous silica (SBA-15) has been modified with pore expander agent (1,3,5-trimethylbenzene) and fluoride-species to diminish the length of the channels to obtain materials with different textural properties, varying the Si/Zr molar ratio betwe
Externí odkaz:
https://doaj.org/article/9d2be825af6748afaa9da9e735feb067
Autor:
Elaine C. Rodrigues, Bruna T. C. Bezerra, Barbara V. Farias, Wellington S. Adriano, Rodrigo S. Vieira, Diana C. S. Azevedo, Ivanildo J. Silva
Publikováno v:
Adsorption Science & Technology, Vol 31 (2013)
This work investigates the adsorption of cellulase (isolated from Aspergillus niger ) in a fixed-bed column using chitosan/alginate particles functionalized with epichlorohydrin (Cs/Ag–E) as the adsorbent. The particles were prepared and characteri
Externí odkaz:
https://doaj.org/article/d801e93abea744908f81b6e71b49e439
Autor:
Diego R. Gondim, Luana P. Lima, Maria C. M. de Souza, Igor T. L. Bresolin, Wellington S. Adriano, Diana C. S. Azevedo, Ivanildo J. Silva
Publikováno v:
Adsorption Science & Technology, Vol 30 (2012)
Cibacron Blue F3GA immobilized as ligand onto epoxide chitosan/alginate composite was prepared and evaluated for the purification of human immunoglobulin G (IgG) isolated from human serum by dye-ligand affinity chromatography. The effect of buffer pH
Externí odkaz:
https://doaj.org/article/534435390e064e4ab50e98422ff4b203
Publikováno v:
Adsorption Science & Technology, Vol 25 (2007)
The influence of temperature on the equilibrium and mass-transfer parameters in the chromatographic separation of bupivacaine enantiomers was evaluated using a chiral stationary phase (CSP) based on diallyl-L-tartardiamide (Kromasil® CHI-TBB). The t
Externí odkaz:
https://doaj.org/article/a5c20adb1538466a919dfaad7c555f58
Autor:
Jose Iglesias, M. R. A. Arcanjo, Ivanildo J. Silva, Marta Paniagua, Célio L. Cavalcante, Juan A. Melero, Rodrigo Silveira Vieira, Gabriel Morales
Publikováno v:
Biofuels, Bioproducts and Biorefining. 14:357-370
Autor:
Diana C. S. Azevedo, Juan Antonio Cecilia, Diego Romao Gondim, Ivanildo J. Silva, Enrique Vilarrasa-García, Enrique Rodríguez-Castellón, Thaina N. B. Rodrigues
Publikováno v:
International Journal of Molecular Sciences, Vol 22, Iss 9164, p 9164 (2021)
International Journal of Molecular Sciences
Volume 22
Issue 17
International Journal of Molecular Sciences
Volume 22
Issue 17
Typical porous silica (SBA-15) has been modified with pore expander agent (1,3,5-trimethylbenzene) and fluoride-species to diminish the length of the channels to obtain materials with different textural properties, varying the Si/Zr molar ratio betwe
Autor:
André Casimiro de Macedo, Maísa Pessoa Pinheiro, Enrique Rodríguez-Castellón, Magno Luís Bezerra Lima, Hosiberto B. de Sant’Ana, Nathalia Saraiva Rios, Ivanildo J. Silva, Luciana Rocha Barros Gonçalves, Denise M. G. Freire
Publikováno v:
Chemical Engineering Research and Design. 129:12-24
A pore-expanded mesoporous silica (SBA-15) was investigated for the immobilization of a recombinant Candida antarctica lipase B (LIPB). The influence of contact time and medium pH during adsorption, as well as thermal and solvent stability of the imm
Autor:
E. Rodríguez Castellón, Paulo Amador Tavares, Ivanildo J. Silva, Sebastião M. P. Lucena, Diana C. S. Azevedo, Juan Antonio Cecilia, J.E. Aguiar
Publikováno v:
Applied Clay Science. 135:35-44
The present research evaluates the adsorption of reactive dyes, Remazol Violet 5R (RV5R) and Acid Blue 25 (AB25), using Porous Clay Heterostructures (PCHs) prepared from natural bentonite. Natural bentonite, PCH with silica pillars (Si-PCH) and PCH w
Autor:
Enrique Rodríguez-Castellón, Antonia Infantes-Molina, Rodrigo Silveira Vieira, Mª Rosiene A. Arcanjo, Ivanildo J. Silva
Publikováno v:
Catalysis Today. 279:317-326
The oxidation of glycerol into lactic acid using activated carbon with Pd or Pt as heterogeneous catalysts was study. Several reaction parameters were evaluated: catalyst loading, catalyst weight, NaOH/glycerol molar ratio, temperature and reaction t
Autor:
Thiago de Sousa Fonseca, José C. S. dos Santos, Nathalia Saraiva Rios, Luciana Rocha Barros Gonçalves, Marcos Carlos de Mattos, Maísa Pessoa Pinheiro, Elena Rodríguez-Aguado, Ivanildo J. Silva, Denise M. G. Freire, Leandro Bezerra de Lima
Publikováno v:
Journal of Molecular Catalysis B: Enzymatic. 133:246-258
A recombinant Candida antarctica lipase B expressed in Pichia pastoris (LIPB) was immobilized on pore-expanded SBA-15 previously modified 3-amino-propyltriethoxysilane (APTES) and activated with two bifunctional reagents, glutaraldehyde (GA) or divin