Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Antonio Luciano Seabra Moreira"'
Autor:
Breno Inglis FAVACHO, Jerson Rogério Pinheiro VAZ, André Luiz Amarante MESQUITA, Fábio LOPES, Antonio Luciano Seabra MOREIRA, Newton Sure SOEIRO, Otávio Fernandes Lima da ROCHA
Publikováno v:
Acta Amazonica, Vol 46, Iss 1, Pp 37-46 (2016)
ABSTRACTIn the Amazon, river navigation is very important due to the length of navigable rivers and the lack of alternative road networks. Boats usually operate in unfavorable conditions, since there is no hydrodynamic relation among propellers, geom
Externí odkaz:
https://doaj.org/article/02c65717bc0648238d75a10eb9014aaf
Autor:
Carlos Henrique Ursolino Gomes, Rafael Hideo Lopes Kikuchi, André dos Santos Barros, José Nazareno Santos da Silva, Maria Adrina Paixão de Sousa da Silva, Antonio Luciano Seabra Moreira, Otávio Fernandes Lima da Rocha
Publikováno v:
Materials Research, Vol 18, Iss 6, Pp 1362-1371 (2015)
In order to investigate the effect of natural convection in columnar to equiaxed transition (CET), Al-3.0wt.%Cu and Al-3.0wt.%Cu-5.5wt.%Si alloys ingots were obtained during the transient horizontal directional solidification (THDS). Aiming to analyz
Externí odkaz:
https://doaj.org/article/5e759d0b75cc48319dc8967ce6f8d7d3
Publikováno v:
REM: International Engineering Journal, Vol 69, Iss 3, Pp 341-347
Abstract This work presents an analytical method for the study of the solid state diffusion process in binary systems of two phases with cylindrical radial atomic flux. The method is developed from the differential equation that describes Fick's seco
Externí odkaz:
https://doaj.org/article/4b89dab43c454d46a982e43458dab162
Autor:
Antonio Luciano Seabra Moreira, José C. Filho, Teyla C. Silva, Otávio L. Rocha, Carolina R. Barbosa, André dos Santos Barros
Publikováno v:
International Journal of Metalcasting. 16:1191-1205
Potentiodynamic polarization, electrochemical impedance spectroscopy (EIS), and microstructure characterization were performed on directionally solidified samples of the Al–3Cu–2Si alloy in order to study their corrosion behavior in a 0.2 M HCl e
Autor:
Hugo M. Azevedo, Otávio L. Rocha, José C. Filho, Carolina R. Barbosa, Antonio Luciano Seabra Moreira, Teyla C. Silva
Publikováno v:
International Journal of Metalcasting. 16:191-203
Electrochemical corrosion tests were performed on samples of horizontally solidified Al7Si0.3Mg (wt%) alloy. The investigated solidification and corrosion parameters were growth and cooling rates (VL and TR, respectively), secondary dendritic spacing
Autor:
Clarissa Cruz, Adrina P. Silva, Antonio Luciano Seabra Moreira, Amauri Garcia, Noé Cheung, Otávio L. Rocha, André Barros
Publikováno v:
Corrosion Engineering, Science and Technology. 55:471-479
The combined effects of solidification microstructure refining scale and T6 heat treatment conditions on corrosion behaviour and Vickers microhardness of an Al–3 wt-% Cu–0.5 wt-% Mg alloy were stud...
Autor:
Adrina P. Silva, Noé Cheung, Amauri Garcia, André dos Santos Barros, Clarissa Cruz, Antonio Luciano Seabra Moreira, Otávio L. Rocha
Publikováno v:
Acta Metallurgica Sinica (English Letters). 32:695-709
In the present experimental investigation, Al–3 wt%Cu and Al–3 wt%Cu–0.5 wt%Mg alloys castings are produced by a horizontal solidification technique with a view to examining the interrelationship among growth rate (GR), cooling rate (CR), secon
Autor:
Julio A.S. Aviz, Amauri Garcia, Antonio Luciano Seabra Moreira, Ivaldo L. Ferreira, André dos Santos Barros, Otávio L. Rocha, Thiago A. Costa
Publikováno v:
Journal of Manufacturing Processes. 35:634-650
The technological importance of the microstructure length scale is directly related to the influence exerted on solute redistribution and microporosity formation and on mechanical properties, such as, toughness, ductility, ultimate and yield tensile
Autor:
Otavio Rocha, Antonio Luciano Seabra Moreira, José Augusto França Rodrigues, André Barros, Gueber Elias Mendes Santos Júnior
Publikováno v:
Matéria (Rio de Janeiro) v.26 n.4 2021
Matéria (Rio de Janeiro. Online)
instacron:RLAM
Matéria (Rio de Janeiro. Online)
instacron:RLAM
RESUMO Este artigo apresenta um estudo teórico-experimental com o objetivo de determinar o coeficiente de transferência de calor interfacial, as variáveis térmicas de solidificação, os espaçamentos dendríticos primários e secundários bem co
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::280cd4a64d066577b2d7d2f6502f1843
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1517-70762021000400304
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1517-70762021000400304
Autor:
Paulo Lourenço Monteiro Junior, Maria Adrina Paixão de Souza da Silva, Thiago Antônio Paixão de Sousa Costa, Tamires Isabela Mesquita Botelho, Otávio Fernandes Lima da Rocha, Antonio Luciano Seabra Moreira
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ef9ba780230d00c93de52bb298e7bce2
https://doi.org/10.37423/211205115
https://doi.org/10.37423/211205115