Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Luciano de Almeida Pereira"'
Autor:
Luciano de Almeida Pereira, Cláudia Carvalhinho Windmöller, José Bento Borba da Silva, Waldomiro Borges Neto
Publikováno v:
Química Nova, Vol 34, Iss 7, Pp 1167-1172 (2011)
This paper describes the development of methods for the determination of Pb and Mn in fishes by GF AAS after solubilization with tetramethylamonium hidroxide. The optimization of the operational conditions and the choice of modifier were made using m
Externí odkaz:
https://doaj.org/article/3a7255e521e44f5e80219f99dd7e4921
Autor:
Luciano de Almeida Pereira
Publikováno v:
Biblioteca Digital de Teses e Dissertações da UFMGUniversidade Federal de Minas GeraisUFMG.
In this study methodologies were developed to determine metals in water employing ICP OES ICP OES (Optical Emission Spectrometry with Inductively Coupled Plasma) and in sediment and fish employing GF AAS (Atomic Absorption Spectrometry with Graphite
Externí odkaz:
http://hdl.handle.net/1843/SFSA-8Z5RBW
Autor:
Maurício Costa Castro, Simone S. O. Borges, Waldomiro Borges Neto, Cláudia Carvalhinho Windmöller, José Bento Borba da Silva, Luciano de Almeida Pereira
Publikováno v:
Canadian Journal of Chemistry. 86:312-316
Methods for the determination of manganese and nickel in lake and marine sediment slurries by graphite furnace atomic absorption spectrometry using permanent modifiers are proposed. The slurries were maintained homogeneous with air bubbling with an a
Publikováno v:
Talanta. 68:771-775
A procedure for the determination of cadmium, chromium, and lead in marine sediment slurries by electrothermal atomic absorption spectrometry is proposed. Slurry was prepared by mixing 10mg of ground sample with particle size smaller than 50 microm c
Publikováno v:
Talanta. 64:395-400
In this work, methodologies were developed to determine aluminum (Al), cadmium chromium and lead in drinking water by electrothermal atomic absorption spectrometry using permanent modifiers. No use of modifier, iridium, ruthenium, rhodium and zirconi
Autor:
Gabriel Augusto Oliveira Lopes, José Dias Corrêa Junior, Yoshimi Sato, Luciano de Almeida Pereira, Remo Castro Russo, M. S. Procópio, Heder José Ribeiro, Antônio Carlos Santana Castro, Elizete Rizzo
Publikováno v:
Fishshellfish immunology. 39(1)
The fish gill is in direct and standing contact with the immediate external environment and, therefore, is highly vulnerable to aquatic pollutants. In this study, Prochilodus argenteus were caught at two different points in Sao Francisco river. The f
Autor:
Cláudia Carvalhinho Windmöller, Waldomiro Borges Neto, Luciano de Almeida Pereira, José Bento Borba da Silva
Publikováno v:
Química Nova v.34 n.7 2011
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Vol 34, Iss 7, Pp 1167-1172 (2011)
Química Nova, Volume: 34, Issue: 7, Pages: 1167-1172, Published: 2011
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Vol 34, Iss 7, Pp 1167-1172 (2011)
Química Nova, Volume: 34, Issue: 7, Pages: 1167-1172, Published: 2011
This paper describes the development of methods for the determination of Pb and Mn in fishes by GF AAS after solubilization with tetramethylamonium hidroxide. The optimization of the operational conditions and the choice of modifier were made using m
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::36e1d4da5f0c35dbcc8507af35495c24
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422011000700012
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422011000700012
Publikováno v:
Repositório Institucional da UFMG
Universidade Federal de Minas Gerais (UFMG)
instacron:UFMG
Universidade Federal de Minas Gerais (UFMG)
instacron:UFMG
Neste trabalho iremos descrever a elaboração e avaliação de uma sequência didática (SD) voltada para o ensino profissional de Química. Esta SD foi elaborada se apoiando nas 4 fases do ensino (problematização inicial, desenvolvimento da narra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______3056::c90fbfed424cab57cea9be3542317839