Zobrazeno 1 - 9
of 9
pro vyhledávání: '"V. G. Oliveira"'
Publikováno v:
Cerâmica, Vol 57, Iss 342, Pp 150-154 (2011)
Temperatures in excess of 110 ºC result in phase transformations of cement, significantly decreasing its compressive strength. This effect is referred to as strength retrogression. It is frequently observed in cement sheaths of heavy oil wells submi
Externí odkaz:
https://doaj.org/article/e3b60773cea5420d976c16c3f8d89138
Autor:
Mariana Rodrigues Bueno, Guilherme Sousa Alves, Sérgio Macedo Silva, Tiago Seiji S. Hachiya, Hasle Thiago S. Guimarães, Gustavo Araújo Costa, Felipe Soares Gonçalves, Mateus A. V. G. Oliveira
Publikováno v:
Agrochemicals, Vol 3, Iss 2, Pp 107-117 (2024)
This study aimed to evaluate the efficiency of air assistance associated with electrostatic spraying in terms of spray deposition and yield (Experiment 1), and the coverage and droplet density on soybean crops at different working speeds (Experiment
Externí odkaz:
https://doaj.org/article/393a50d5b99d408586946b1041e25f0d
Autor:
D. M. A. Melo, V. G. Oliveira, A. M. G. Pedrosa, P. M. Pimentel, D. K. S. Gomes, J. D. G. Fernandes
Publikováno v:
Cerâmica, Vol 52, Iss 324, Pp 245-248 (2006)
No presente trabalho estuda-se a síntese, caracterização e propriedades fotoluminescentes de sistemas contendo óxidos de lantânio, cério e níquel. Estes materiais foram preparados pelo método dos precursores poliméricos, calcinados na faixa
Externí odkaz:
https://doaj.org/article/aa23c552805a4ae1abd2fd2dfcca0d43
Autor:
G. D. R. TACCANI, L. A. SILVA, A. L. S. LIMA, V. G. OLIVEIRA, C. P. N. SILVA, R. S. F. CRUZ, A. R. B. RIBEIRO, A. M. CRESPILHO, J. L. GUERRA, A. S. CALEFI
Publikováno v:
Ars Veterinaria. 39:06-09
The term bronchoesophageal fistula is used for the abnormal communication between the esophageal lumen and the pulmonary bronchi. There are no reports of this condition in production animals, and its origin is unknown. A male Dorper sheep from the Ve
Autor:
V G Oliveira, T F Silva
Publikováno v:
Journal of Physics: Conference Series. 2340:012003
The massive analysis of Rutherford Backscattering Spectrometry (RBS) data is complex. When the data is processed manually, it requires a long time of an experienced person. Artificial Neural Networks (ANN) can analyze, speed up, and automate data pro
Autor:
J.D.G. Fernandes, V. G. Oliveira, D. K. S. Gomes, Anne M.G. Pedrosa, Patrícia Mendonça Pimentel, Dulce Maria de Araújo Melo
Publikováno v:
Cerâmica. 52:245-248
No presente trabalho estuda-se a síntese, caracterização e propriedades fotoluminescentes de sistemas contendo óxidos de lantânio, cério e níquel. Estes materiais foram preparados pelo método dos precursores poliméricos, calcinados na faixa
Publikováno v:
Journal of Physics: Conference Series. 733:012070
Duplex stainless steels when subjected to temperatures above 600 ° C have its tenacity decreased by the formation of sigma phase. This phase has high hardness and is rich in chromium and reduces the matrix of this element. In this study, field line
Publikováno v:
Bragantia. 19:960-995
Seis experimentos de cavalos para variedades cítricas foram instalados em 1949, na Estação Experimental de Tietê. Empregaram-se como variedades-copa o limão Eureka, as laranjas Baianinha, Pêra, Hamlin e Maracanã, e a mandarina Mexerica. Como c
Publikováno v:
Bragantia, Vol 31, Iss unico, Pp XLIX-LVII (1972)