Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Domingos S. A. Silva"'
Autor:
Domingos S. A. Silva, Carlos A. Holanda, Sirlane A. A. Santana, Cícero Wellington Brito Bezerra, Hildo A. S. Silva
Publikováno v:
Cadernos de Pesquisa (2012)
No presente trabalho foi investigada a remoção do corante azul remazol usando como adsorvente o pecíolo do buriti. A partir do espectro de infravermelho, foram identificados os principais grupos funcionais do adsorvente. O comprimento de onda de m
Externí odkaz:
https://doaj.org/article/55d1fb4fbd434c8ab95a2c127a6177c4
Autor:
Sancler C. Vasconcelos, Luiz F. C. Pinhel, Vinicius G. C. Madriaga, Vinicius Rossa, Leyliane G. S. Batinga, Domingos S. A. Silva, Rodrigo D. dos Santos, André V. H. Soares, Ernesto A. Urquieta-González, Fabio Barboza Passos, Rajender S. Varma, Thiago M. Lima
Publikováno v:
Catalysts; Volume 12; Issue 7; Pages: 783
Furfural is a platform molecule that can be catalytically converted using a cascade series of reactions into levulinic esters, essential compounds used as fuel additives. Bifunctional catalysts containing Lewis and Brønsted acid sites such as zeolit
Autor:
Jorge S. Almeida, Vitória R. B. Soares, Camila J. Andrade, José Domingos S. da Silva, Alaílson F. Dantas, Gisele O. da Rocha, Leonardo S. G. Teixeira
Publikováno v:
Química Nova, Vol 36, Iss 6, Pp 880-884 (2013)
A sensitive spectrophotometric method was developed for sulphate determination in automotive ethanol fuel. The method based on the reaction of the analyte with barium-dibromosulphonazo(III) complex lead to a decrease in the magnitude of the absorbanc
Externí odkaz:
https://doaj.org/article/4aa0c82f0aaf455d9197c602b1d97453
Autor:
Domingos S. A. Silva, Sirlane A.A. Santana, Arão P. da Costa Filho, Elizabete F. Lucas, Carlos Alberto Lira Júnior
Publikováno v:
Journal of the Brazilian Chemical Society v.28 n.2 2017
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 28, Issue: 2, Pages: 208-216, Published: FEB 2017
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 28, Issue: 2, Pages: 208-216, Published: FEB 2017
Clays such as smectite have high technical and economic viability due to their large adsorption capacity. These properties can be improved by treatment with acids or other modifications. This paper describes experiments to prepare and characterize or
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::82ac5ef6b4693ff80167ae4384483d5d
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532017000200208
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532017000200208
Autor:
Hildo Antonio dos Santos Silva, Domingos S. A. Silva, Thais F. Pinto, Adriana Pires Vieira, Sirlane A.A. Santana, Júlio C.P. de Melo, Cícero Wellington Brito Bezerra, Edson Cavalcanti da Silva Filho, Claudio Airoldi
Publikováno v:
Anais da Academia Brasileira de Ciências, Volume: 88, Issue: 3, Pages: 1212-1220, Published: 25 AUG 2016
Anais da Academia Brasileira de Ciências, Iss 0 (2016)
Anais da Academia Brasileira de Ciências v.88 n.3 2016
Anais da Academia Brasileira de Ciências
Academia Brasileira de Ciências (ABC)
instacron:ABC
Anais da Academia Brasileira de Ciências, Iss 0 (2016)
Anais da Academia Brasileira de Ciências v.88 n.3 2016
Anais da Academia Brasileira de Ciências
Academia Brasileira de Ciências (ABC)
instacron:ABC
The adsorption of Violet Remazol 5R (VR 5) on wood sawdust modified with succinic anhydride (SSA) as a function of contact time, pH, and initial dye concentrations was investigated using a batch technique under ambient conditions. The SSA obtained wa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be4a67e595782c1c7a1f8072e61f9695
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652016000401212&lng=en&tlng=en
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652016000401212&lng=en&tlng=en
Publikováno v:
Repositório Institucional da UFRNUniversidade Federal do Rio Grande do NorteUFRN.
Made available in DSpace on 2014-12-17T14:20:19Z (GMT). No. of bitstreams: 1 DomingosSSO.pdf: 367456 bytes, checksum: 47ff282a53f1e9c0244d4da8cbf2e8ee (MD5) Previous issue date: 2005-09-29
Coordena??o de Aperfei?oamento de Pessoal de N?vel Super
Coordena??o de Aperfei?oamento de Pessoal de N?vel Super
Externí odkaz:
http://repositorio.ufrn.br:8080/jspui/handle/123456789/13755