Zobrazeno 1 - 10
of 192
pro vyhledávání: '"M. M. Ribeiro"'
Publikováno v:
Brazilian Journal of Biology, Iss 0 (2017)
Abstract Lucina pectinata is an important economic resource in the Brazilian coast. This study reports parasitism caused by a Digenea in this species. The specimens (n = 470) were collected in December 2012 in a mangrove swamp of the Cachoeira River
Externí odkaz:
https://doaj.org/article/18b09a8f7d8644018b2b8b6d9142623b
Publikováno v:
Materials, Vol 15, Iss 18, p 6199 (2022)
This study seeks to investigate the local reinforcement of low carbon cast steel specimens with WC–metal matrix composites (WC–MMCs), to obtain a new material effective in competing with hard alloy steels. For this purpose, a powder compact of tu
Externí odkaz:
https://doaj.org/article/1a45752a809c43d0b85e9daae9cb18ed
Publikováno v:
Metals, Vol 12, Iss 5, p 713 (2022)
In this study, the process of reinforcing austenitic stainless steel with tungsten carbide (WC) particles prepared by an ex situ technique was investigated. More specifically, the effect of microstructural features on the properties of the resulting
Externí odkaz:
https://doaj.org/article/a1fe2416fc36433783bee85f116e7c5e
Publikováno v:
Materials, Vol 14, Iss 24, p 7855 (2021)
In this work, austenitic stainless steel specimens were locally reinforced with WC particles. The reinforcements were fabricated via an ex situ technique based on powder technology. Mixtures of WC, Fe, and M0101 binder were cold-pressed to obtain pow
Externí odkaz:
https://doaj.org/article/cee3209af9594cdfb7b30c5bf8189ed8
Publikováno v:
Materials, Vol 14, Iss 17, p 5072 (2021)
This literature review aims to summarize the research conducted on the production of locally reinforced ferrous castings based on metal matrix composites reinforced with TiC (TiC-MMCs). One way to improve the wear resistance of cast components is to
Externí odkaz:
https://doaj.org/article/7a7b35d71fe349c4b9eb83641fa12f52
Autor:
L. S. Dagnaisser, J. Chaves Cardoso, L. O. M. M. Ribeiro, M. A. Monte, E. V. Silva, V. M. Basso
Publikováno v:
Small-scale Forestry. 21:601-619
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::faf2e210104b309a35e5df45d4d2c305
https://doi.org/10.1007/s11842-022-09515-x
https://doi.org/10.1007/s11842-022-09515-x
Publikováno v:
Metals, Vol 11, Iss 6, p 862 (2021)
In this study, the effect of microstructural characteristics on the mechanical properties of high-chromium white cast iron-matrix composites reinforced by in situ TiC and ex situ WC was investigated. To this end, two different powder mixtures (Ti + A
Externí odkaz:
https://doaj.org/article/36a9bae8d3944736869cbf5a9458ab1a
Publikováno v:
Metals, Vol 11, Iss 4, p 539 (2021)
Cast Ni-Si-B alloys have the potential for high-temperature applications because of their high resistance to wear, impact, corrosion, and oxidation at elevated temperatures due to an appropriate balance of hard phases and austenite that ensures a goo
Externí odkaz:
https://doaj.org/article/046d59927b5f4382bdd7db63b967b113
Autor:
L. A. O. SAMPAIO, G. M. COIMBRA, I. A. MACHADO, F. O. PRADO FILHO, L. F. F. JAPIASSÚ, R. I. M. SOUSA JÚNIOR, P. C. F. VIÊRA, M. M. M. RIBEIRO, B. O. G. NASCIMENTO
Publikováno v:
Investigações contemporâneas em Ciências da Saúde: Volume 7 ISBN: 9786525270517
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::993f99621365f3948312d2a240805bd1
https://doi.org/10.48021/978-65-252-7051-7-c6
https://doi.org/10.48021/978-65-252-7051-7-c6
Autor:
Aida B. Moreira, Laura M. M. Ribeiro, Pedro Lacerda, Ricardo O. Sousa, Ana M. P. Pinto, Manuel F. Vieira
Publikováno v:
Materials, Vol 13, Iss 11, p 2596 (2020)
High-chromium white cast iron (WCI) specimens locally reinforced with WC–metal matrix composites were produced via an ex situ technique: powder mixtures of WC and Fe cold-pressed in a pre-form were inserted in the mold cavity before pouring the bas
Externí odkaz:
https://doaj.org/article/7d7d782af3d44ccd842e231a09e0b53f