Výsledky vyhledávání - "Fernando S. Rocha"

Akademický článek

Notas sobre Pseudevoplitus (Heteroptera, Pentatomidae) e descrição de duas espécies novas Notes on Pseudevoplitus (Heteroptera, Pentatomidae) and description of two new species

Autor: Jocélia Grazia, Luiz A. Campos, Caroline Greve, Fernando S. Rocha

Publikováno v: Iheringia: Série Zoologia, Vol 92, Iss 1, Pp 53-61 (2002)

Two new species of the Neotropical genus Pseudevoplitus Ruckes,1958 are described, P. amazonicus Grazia & Greve, sp. nov. and P. roraimensis Grazia & Greve, sp. nov. both from the Brazilian Amazonia, with emphasis on genital characters. Additions to

Externí odkaz: https://doaj.org/article/e7e4639f620946ceb14dd0f1fda51cd6

Zobrazit plný text záznamu

Thermal analysis via horizontal solidification of Al3Cu2Si (mass%) alloy: thermal and microstructural parameters, intermetallic compounds and microhardness

Autor: Hugo M. Azevedo, Otávio L. Rocha, Marlo O. Costa, Carolina R. Barbosa, A Moreira, Fernando S. Rocha, Gabriel H. Machado

Publikováno v: Journal of Thermal Analysis and Calorimetry. 146:2059-2071

A transient horizontal solidification experiment was performed to investigate the role of the thermal parameters, such as growth and cooling rates (GR and CR, respectively), on the microstructure and microhardness (HV) of the Al2Si3Cu (mass%) alloy.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0199a3998c353dd22b4aad05b9682dff
https://doi.org/10.1007/s10973-020-10419-1

Zobrazit plný text záznamu

Transient heat flow parameters and microstructure of the upward solidified eutectic Al–Si alloy: a theoretical and experimental study

Autor: Thiago A. Costa, Ailton Gualdez de Oliveira, Otávio L. Rocha, Ivaldo L. Ferreira, Thiago G. Costa, Fernando S. Rocha

Publikováno v: Philosophical Magazine. 100:2659-2676

In this work, a theoretical and experimental study has been carried out with the eutectic Al12.6Si alloy (wt.%) in order to determine and evaluate the transient heat flow parameters, such as metal/...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e6a5b4b9b65fe6db53682fe83aa9204e
https://doi.org/10.1080/14786435.2020.1785646

Zobrazit plný text záznamu

Effect of solidification process parameters on dry sliding wear behavior of AlNiBi alloy

Autor: Gabriel H. Machado, Otávio L. Rocha, Fernando S. Rocha, Carolina R. Barbosa, Hugo M. Azevedo, Tamires Isabela Mesquita Botelho, Thiago A. Costa

Publikováno v: Transactions of Nonferrous Metals Society of China. 30:582-594

As-cast samples of the Al–3wt.%Ni–1wt.%Bi alloy resulting from the horizontal directional solidification process were subjected to the micro-abrasive wear test. The effects of the solidification thermal and microstructural parameters, such as the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0e0d5afa2847bb38fd8b51b7f52a86f5
https://doi.org/10.1016/s1003-6326(20)65237-2

Zobrazit plný text záznamu

Tailoring of Processing Parameters, Dendritic Microstructure, Si/Intermetallic Particles and Microhardness in As-cast and Heat-Treated Samples of Al7Si0.3Mg Alloy

Autor: Arielly Assunção Pereira, Carolina R. Barbosa, Otávio L. Rocha, Fernando S. Rocha, José C. Filho, Hugo M. Azevedo, Gabriel H. Machado

Publikováno v: Metals and Materials International. 26:370-383

In this work, solidification and T6-heat treatment experiments were performed with the Al7Si0.3Mg alloy in order to investigate the effect of processes parameters on the microstructure and microhardness (HV). A directional solidification device was u

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e9314d6a34468ac6bcf3d7411fc98506
https://doi.org/10.1007/s12540-019-00334-y

Zobrazit plný text záznamu

Microstructural Development of an AlNiBi Alloy and Influence of the Transient Horizontal Solidification Parameters on Microhardness

Autor: Rogério B. Costa, Otávio L. Rocha, Thiago A. Costa, Fernando S. Rocha, Carolina R. Barbosa, Hugo M. Azevedo, Gabriel H. Machado

Publikováno v: Metallurgical and Materials Transactions A. 49:4722-4734

The combination of the structural and tribological properties presented by AlNiBi alloys has motivated us to establish, as the main objective of this study, the investigation of the microstructural evolution and its influence on the microhardness (HV

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1aac306c4793461975e0ee0965126a25
https://doi.org/10.1007/s11661-018-4747-4

Zobrazit plný text záznamu

Relationship Between Aluminum-Rich/Intermetallic Phases and Microhardness of a Horizontally Solidified AlSiMgFe Alloy

Autor: Carolina R. Barbosa, José Otávio Monteiro de Lima, Hugo M. Azevedo, Gabriel H. Machado, André dos Santos Barros, Otávio L. Rocha, Fernando S. Rocha

Publikováno v: Materials Research, Vol 22, Iss 1 (2018)
Materials Research v.22 n.1 2019
Materials research (São Carlos. Online)
Universidade Federal de São Carlos (UFSCAR)
instacron:ABM ABC ABPOL

An experimental study with an A356-AlSiMgFe alloy was developed to evaluate the microhardness performance in the microstructure resulting of an unsteady-state horizontal solidification process. The Al-7wt%Si-0.3wt%Mg-0.15wt%Fe alloy was elaborated an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::37129a8f18736215860407c4989fa4b7
https://doi.org/10.1590/1980-5373-mr-2018-0365

Zobrazit plný text záznamu

Caracterização hidráulica de três modelos do miniaspersor Mamkad autocompensante Hydraulic characterization of three models of the compensating mini-sprinkler Mankad

Autor: Felizardo A. Rocha, Júlio H.F. César, Carlos R. de Mello, Fernando S. Rocha, Geraldo M. Pereira

Publikováno v: Revista Brasileira de Engenharia Agrícola e Ambiental-Agriambi, Vol 5, Iss 1, Pp 6-9 (2001)

Este trabalho foi desenvolvido com o objetivo de se avaliar as características hidráulicas de três modelos do miniaspersor Mamkad autocompensante, modelo Dan Sprinklers. Avaliou-se a variação decorrente do processo de fabricação, a uniformidad

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doajarticles::45abd6f40dc77c5e876d8eb3a392562e
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-43662001000100002

Zobrazit plný text záznamu

Determinants in the Envelope E Protein and Viral RNA Helicase NS3 That Influence the Induction of Apoptosis in Response to Infection with Dengue Type 1 Virus

Autor: Carlos Fernando S. Rocha, Marie-Christine Vazeille-Falcoz, Philippe Desprès, Claudia Nunes Duarte dos Santos, Marie-Pascale Frenkiel, Vincent Deubel, Marie-Pierre Courageot, Michelle W. Wien, Félix A. Rey

Publikováno v: Virology. 274(2):292-308

One mechanism by which dengue (DEN) virus may cause cell death is apoptosis. In this study, we investigated whether the genetic determinants responsible for acquisition by DEN type 1 (DEN-1) virus of mouse neurovirulence interfere with the induction

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::738929a330619de51dffc593a7047fa0

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání