Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Vanessa N. Alves"'
Publikováno v:
Journal of Chemistry, Vol 2019 (2019)
In this approach, a nonchromatographic method was developed for selective extraction and determination of Cr(III) concentration in isotonic and energy drinks by FAAS. This new method uses Luffa cylindrica fibers as the solid phase extraction and an o
Externí odkaz:
https://doaj.org/article/9e461a5431cd4de181be253e143bec03
Publikováno v:
International Journal of Analytical Chemistry, Vol 2011 (2011)
This paper reports a method for the determination of zinc in Brazilian sugar cane spirit, (cachaça in Portuguese), using solid-phase extraction with a flow injection analysis system and detection by FAAS. The sorbent material used was activated carb
Externí odkaz:
https://doaj.org/article/0666056743094faab14a6a8b67fb60ad
Autor:
Viviane M. Pereira, Wilson G. Alves, Vanessa N. Alves, Cristiano M. Barrado, Alberthmeiry T. Figueiredo
Publikováno v:
Revista Processos Químicos. 18:39-44
O uso de óxidos metálicos nanoestruturados como adsorventes vem sendo muito abordado na literatura. O TiO2 é um óxido que pode ser facilmente obtido com tamanho de partícula na escala nano, além de apresentar propriedades que o qualificam para
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f9125f647e8935e1bf4260ce7bec767e
https://doi.org/10.19142/rpq.v18i32.666
https://doi.org/10.19142/rpq.v18i32.666
Autor:
Cleiseano E.S. Paniagua, Bruno Elias dos Santos Costa, Nivia Maria Melo Coelho, Vanessa N. Alves
Publikováno v:
Revista Virtual de Química. 13:551-567
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d1b01a32820689f9177c7f3db83d26ed
https://doi.org/10.21577/1984-6835.20210008
https://doi.org/10.21577/1984-6835.20210008
Autor:
Maria D. A. Soares, Vanessa N. Alves
Publikováno v:
Revista Processos Químicos. 14:59-66
O lançamento de resíduos contendo íons metálicos, sem o devido tratamento, emcorpos d´água tem se tornado cada vez mais comum. Sendo de extrema importância odesenvolvimento de métodos para tratamento desses resíduos. Este trabalho apresenta
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bafd2254be566a5ce67211ec730165bf
https://doi.org/10.19142/rpq.v14i27.575
https://doi.org/10.19142/rpq.v14i27.575
Autor:
Vanessa N. Alves, Alêssa Gomes Siqueira, Sandra de Cássia Pereira, Marina Mesquita Ferreira, Jordana de Assis Nunes Oliveira
Publikováno v:
Revista Processos Químicos. 13:19-28
O rápido desenvolvimento industrial e agrícola tem favorecido o aumento desenfreadono número de poluentes liberados no meio ambiente, principalmente, de metais tóxicosem água. Como consequência, faz-se necessário o desenvolvimento de novas tec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d6baced08b90ed8257b2e3c5092c804a
https://doi.org/10.19142/rpq.v13i26.534
https://doi.org/10.19142/rpq.v13i26.534
Autor:
Jussara dos Santos Muniz, Vanessa N. Alves, Marina Mesquita Ferreira, Jordana de Assis Nunes Oliveira, Alêssa Gomes Siqueira
Publikováno v:
Revista Virtual de Química. 12:1389-1397
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::45b4d839f66544066cd30a1061f02a8f
https://doi.org/10.21577/1984-6835.20200111
https://doi.org/10.21577/1984-6835.20200111
Autor:
Fabio de S. Dias, Lucília A. Meira, Candice N. Carneiro, Lucas F.M. dos Santos, Leonardo B. Guimarães, Nívia M.M. Coelho, Luciana M. Coelho, Vanessa N. Alves
Publikováno v:
TrAC Trends in Analytical Chemistry. 158:116891
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::166aa1f760c814c2dad8387c25f47cc5
https://doi.org/10.1016/j.trac.2022.116891
https://doi.org/10.1016/j.trac.2022.116891
Autor:
Alberthmeiry T. de Figueiredo, Raphael Lucas de Sousa e Silva, Carolina A. S. Silva, Vanessa N. Alves
Publikováno v:
Journal of the Brazilian Chemical Society, Volume: 31, Issue: 1, Pages: 109-115, Published: 10 JAN 2020
Journal of the Brazilian Chemical Society v.31 n.1 2020
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society v.31 n.1 2020
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
A magnetic solid-phase microextraction procedure was developed to detect lead in aqueous samples by flame atomic absorption spectrometry (FAAS). Fe3O4 nanoparticles were synthesized by coprecipitation and the crystalline phase was confirmed by X-ray
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e57bb9e60c5270f5bbb749288c12d58b
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532020000100109&lng=en&tlng=en
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532020000100109&lng=en&tlng=en
Publikováno v:
Ecological Engineering. 106:431-435
Moringa oleifera seeds were used as a biosorbent for the selective extraction of inorganic arsenic in water and detection by furnace graphite atomic absorption spectrometry. The behavior of the As(III) and As(V) adsorption onto the biosorbent was eva
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9be655a9e7620fe960caa74fe1a4b30a
https://doi.org/10.1016/j.ecoleng.2017.06.007
https://doi.org/10.1016/j.ecoleng.2017.06.007