Zobrazeno 1 - 10 of 247 pro vyhledávání: '"M. S. PEREIRA"'
1
Akademický článek
Study of the Effect of Nitrogen on Corrosion, Wear resistance and Adhesion Properties of DLC Films Deposited on AISI 321H
Autor: L. S. Almeida, M. S. Pereira, C. A. Antônio Junior, F. C. Silva, O.M. Prada Ramirez, C. G. Schön, H.G. de Melo, M. D. Manfrinato, L. S. Rossino
Publikováno v: Materials Research, Vol 25, Iss suppl 2 (2022)
Abstract The deposition of DLC films on 321H stainless steel aims at attributing properties such as high wear resistance and low friction coefficient to the substrate material. Nitrogen added to DLC can improve the film adhesion to metal substrates,
Externí odkaz: https://doaj.org/article/e66d93375c4f4d79aceca618cf8901f9
Zobrazit plný text záznamu
2
Akademický článek
Effect of Substrate Preparation and the Conversion Coating on the Corrosion Resistance in Ringer's Solution of 304L Stainless Steel Coated with Alumina Film
Autor: Carlos M. S. Pereira, Gustavo F. Silva, Marília G. Diniz, Camila S. Silva, Antônio V. C. Braga, Lilian F. de Senna
Publikováno v: Materials Research, Vol 27, Iss suppl 1 (2024)
This work aims to determine the best substrate preparation and conversion coatings that may enhance the anti-corrosive performance of alumina film/stainless steel substrate systems in Ringer’s solution. Boehmite, silica, silica/boehmite, and boehmi
Externí odkaz: https://doaj.org/article/c13115dcdd214b7aafd0dea959a0ba12
Zobrazit plný text záznamu
3
Akademický článek
Isolation and antigenic characterization of human immunodeficiency virus (HIV) in Brazil Isolamento e caracterização antigênica do vírus da imunodeficiência humana (VIH/HIV) no Brasil
Autor: B. Galvão-Castro, J. Ivo-dos-Santos, J. C. Couto-Fernandez, V. Bongertz, Dumith Chequer-Bou-Habib, F. S. Sion, O. M. Barth, H. Pereira, M. S. Pereira
Publikováno v: Memorias do Instituto Oswaldo Cruz, Vol 82, Iss 4, Pp 453-456 (1987)
A retrovirus infecting a Brazilian AIDS patient was isolated and characterized in terms of its reactivity with sera from individuals infected with human immunodeficiency viruses 1 and 2 (HIV-1 and HIV-2). The Western blot analysis revealed that the B
Externí odkaz: https://doaj.org/article/b03363fa202741b3b64f4caa3de95b6b
Zobrazit plný text záznamu
4
Akademický článek
Serologic studies on the behaviour of influenza virus type A in persons of greater São Paulo during 1976, 1978 and 1979
Autor: S. Takimoto, R. P. de S. Carvalho, H. G. Pereira, C. S. Pannuti, M. S. Pereira, L. F. de Salles-Gomes
Publikováno v: Revista do Instituto de Medicina Tropical de São Paulo, Vol 28, Iss 6, Pp 413-420 (1986)
Sera of persons of different age groups collected in 1976, 1978 and 1979 were tested for the presence of HI antibodies against various strains of the H3N2 and H1N1 subtypes of influenza virus. The occurrence of infection by H3N2 subtype was recorded
Externí odkaz: https://doaj.org/article/1da1a05e1daa4630b6f4c0120b46d3aa
Zobrazit plný text záznamu
5
Modelling of smart irrigation with replan and redistribution algorithms
Autor: Sofia Oliveira Lopes, Naim Haie, Maria Fernanda Costa, Fernando A. C. C. Fontes, Rui M. S. Pereira
Publikováno v: Journal of Sustainable Development of Energy, Water and Environment Systems
Volume 10
Issue 3
It is a priority develop intelligent irrigation systems to save water. Using optimal control formulations and techniques, the water consumption can be made to follow more closely the hydrological needs of the crop, taking into account current weather
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3fb2921ed85b0acae85c566be0d783a4
https://doi.org/10.13044/j.sdewes.d9.0409
Zobrazit plný text záznamu
9
Comment on 'Exact solutions of Mathieu’s equation'
Autor: Luís M S Pereira
Publikováno v: Progress of Theoretical and Experimental Physics. 2022
It is shown that the main formulas in Daniel [Prog. Theor. Exp. Phys. 2020, 043A01 (2020)] cannot be correct.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::616cef9b90aa7db4fd6a0fcab917840b
https://doi.org/10.1093/ptep/ptac154
Zobrazit plný text záznamu
10
Characterization of $$\text{CoFe}_2$$$$\text{O}_4$$, $$\text{NiFe}_2$$$$\text{O}_4$$, and $$\text{ZnFe}_2$$$$\text{O}_4$$ Nanoparticles Synthesized by a Proteic Sol-gel Method
Autor: L. P. M. Santos, M. P. S. Palácio, Igor F. Vasconcelos, F. G. S. Oliveira, V. M. R. Vasconcelos, M. S. Pereira, D. L. M. Vasconcelos, Paulo Freire
Publikováno v: Journal of Superconductivity and Novel Magnetism. 34:2845-2853
Nanoparticles of cobalt, nickel, and zinc spinel ferrites were successfully synthesized by a low-cost method named as proteic sol-gel method, and a comparative study was performed. Commercial metal nitrates and gelatin from bovine skin were used as p
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::80a436bdff04395bbcd844720999b863
https://doi.org/10.1007/s10948-021-05968-x
Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání

Omezení vyhledávání
Plný text Recenzováno Digitální knihovna AV ČR
Zdroje