Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Antônio Ernandes Macedo Paiva"'
Autor:
Edson Jansen Pedrosa de Miranda, Samuel Filgueiras Rodrigues, Clodualdo Aranas, Hélio Vitor Cantanhêde da Silva, Eden Santos Silva, Gedeon Silva Reis, Antônio Ernandes Macedo Paiva, José Maria Campos Dos Santos
Publikováno v:
Crystals, Vol 10, Iss 7, p 586 (2020)
We studied the dispersion diagram of a 2D magnetoelectroelastic phononic crystal (MPnC) with Kagomé lattice. The MPnC is composed of BaTiO3–CoFe2O4 circular scatterers embedded in a polymeric matrix. The improved plane wave expansion (IPWE) approa
Externí odkaz:
https://doaj.org/article/00ff6332d1fb4f06be3e8105422b8c81
Autor:
Alexandre Luiz Albuquerque Pereira, Márcia Raissa Aragão Ferreira, Orlando José dos Santos, Euler Nicolau Sauaia Filho, Antônio Ernandes Macedo Paiva, Rayan Haquim Pinheiro Santos, Rennan Abud Pinheiro Santos
Publikováno v:
Acta Cirúrgica Brasileira, Vol 29, Iss 12, Pp 771-775 (2014)
PURPOSE: To analyze microscopically the effects of different concentrations of oxygen in the lungs of rats. METHODS: There were 20 rats distributed in three experimental groups (concentration of oxygen to 40%, 70% and 100%) and a control group. The a
Externí odkaz:
https://doaj.org/article/cfe73fc608e648e9b87d2baba1785676
Autor:
Flávia Carvalho de Oliveira Paixão, Vandilson Pinheiro Rodrigues, Roy George, Soraia de Fátima Carvalho Souza, Antonio Ernandes Macêdo Paiva, Adriana de Fátima Vasconcelos Pereira
Publikováno v:
Saudi Dental Journal, Vol 34, Iss 7, Pp 617-622 (2022)
Objective: The retention of glass fiber post (GFP) is considered a key factor for the long-term success of restorations of endodontically treated teeth. This study aimed to compare the compressive strength of a ceramic crown supported by a GFP using
Externí odkaz:
https://doaj.org/article/47901397b631433cb8822c3691a5a38a
Autor:
João Carlos Ferreira, Francisco Romario de Sousa Machado, Clodualdo Aranas, Fulvio Siciliano, Jubert Pasco, Gedeon Silva Reis, Edson Jansen Pedrosa de Miranda, Antônio Ernandes Macêdo Paiva, Samuel Filgueiras Rodrigues
Publikováno v:
Frontiers in Materials, Vol 8 (2021)
In this work, the presence of dynamically formed ferrite above the Ae3 temperature during the physical simulation of hot rolling was presented. This unusual metallurgical process is known as dynamic transformation (DT). The metastable ferrite phase u
Externí odkaz:
https://doaj.org/article/71fec5c8535947ac80e790e7d9ee6790
Autor:
Edson Jansen Pedrosa de Miranda Júnior, Helton de Jesus Costa Leite Bezerra, Flávio Salgado Politi, Antônio Ernandes Macêdo Paiva
Publikováno v:
Materials Research, Vol 17, Iss suppl 1, Pp 45-50 (2014)
This paper analyzes the compressive strength of Portland cement concrete in response to the incorporation of 5%, 10% and 20% of flat glass powder in place of sand, at w/c (water/cement) ratios of 0.50, 0.55 and 0.58. A statistical analysis of varianc
Externí odkaz:
https://doaj.org/article/6d92fe9c7fb843cdac1052175e065bc5
Autor:
Gabrielle Ribeiro Lima, Nathalia Cardoso Baima Maluf, Soraia de Fátima Carvalho Souza, Antonio Ernandes Macedo Paiva, Erick Miranda Souza, Ivone Lima Santana
Publikováno v:
Materials Research, Vol 14, Iss 2, Pp 142-145 (2011)
The aim of this study was to compare the surface roughness achieved by different finishing/polishing systems on two composite resins for direct use after thermic treatment. The specimens (n = 40 per group (G); G1 = Filtek™ P60; G2 = Fill Magic®) w
Externí odkaz:
https://doaj.org/article/d8b4393de3bf4490bf3efc65b3db18d1