Zobrazeno 1 - 10
of 219
pro vyhledávání: '"Carlos Roberto GRANDINI"'
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 311-328 (2024)
Titanium and its alloys are commonly utilized in the biomedical field for fabricating orthopedic and dental implants due to their favorable mechanical, chemical, and biological properties. However, titanium alloys exhibit limited or no bioactivity, n
Externí odkaz:
https://doaj.org/article/25d8aca3f5ce4c23be9337299122ad92
Autor:
Mitsuo Lopes Takeno, Francisco Xavier Nobre, Fagner Ferreira da Costa, Marcus Valério Botelho do Nascimento, Wanison André Gil Pessoa Júnior, Edgar Alves Araújo Júnior, Giancarlo da Silva Sousa, Marcel Leiner de Sá, Raiana Silveira Gurgel, Patrícia Melchionna Albuquerque, José Milton Elias de Matos, Yurimiler Leyet Ruiz, Carlos Roberto Grandini
Publikováno v:
ACS Omega, Vol 9, Iss 21, Pp 23069-23085 (2024)
Externí odkaz:
https://doaj.org/article/c856ebf48fe84ce1a3e5651c555753c0
Autor:
Vinícius Richieri Manso Gonçalves, Diego Rafael Nespeque Corrêa, Tiago dos Santos Pereira de Sousa, Carlos Alberto Fonzar Pintão, Carlos Roberto Grandini, Conrado Ramos Moreira Afonso, Paulo Noronha Lisboa-Filho
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 879-889 (2024)
Despite β-type Ti alloys achieving a low elastic modulus, metallic implants generally exhibit poor wear resistance. To address this issue, in-situ Ti-based matrix composites (TMCs) are considered due to their strong bonding at the matrix/reinforceme
Externí odkaz:
https://doaj.org/article/f10fe0126c2043fdae10d0bc5264f524
Autor:
Pedro Akira Bazaglia Kuroda, Giovana Collombaro Cardoso, Mariana Correa Rossi, Carlos Roberto Grandini, Conrado Ramos Moreira Afonso
Publikováno v:
Materials Research, Vol 27 (2024)
The main objective of this paper is to produce an anodic layer of TiO2 rich in calcium, phosphorus, and magnesium using the anodizing technique known as micro-arc oxidation (MAO) on the Ti-25Ta alloy together with the incorporation of silver (Ag), co
Externí odkaz:
https://doaj.org/article/867f8836b8ed40fba10b89bbad31669c
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 4579-4587 (2024)
The main objective of this study was to produce two new biomedical alloys, Ta-(75-x)Ti-xZr (x = 25, 50 wt%), and to carry out a detailed analysis of the crystal structures, phase composition, lattice parameters, hardness, and elastic modulus of the a
Externí odkaz:
https://doaj.org/article/48022730d57e4f8c905712dfc5114d81
The effect of Nb on the formation of TiO2 anodic coating oxide on Ti–Nb alloys through MAO treatment
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 1165-1171 (2024)
This study aims to promote the growth of a porous oxidized coating of TiO2 due to oxidation of the surface of the Ti–Nb alloy substrates (Nb = 5, 10, and 25 wt%) using the micro-arc oxidation (MAO) technique. Using structural (x-ray diffraction) an
Externí odkaz:
https://doaj.org/article/dfc073dd90cb4f15adfcae0f6457e315
Autor:
Fernanda de Freitas Quadros, Pedro Akira Bazaglia Kuroda, Willian Fernando Zambuzzi, Celio Junior da Costa Fernandes, Fenelon Martinho Lima Pontes, Carlos Roberto Grandini
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 3699-3706 (2024)
This study delves into the comprehensive characterization of the Ti–25Ta-xNb alloy system, whith a focus on its potential biomedical applications. Int intriguing insights into these alloys properties were unveiled through a systematic investigation
Externí odkaz:
https://doaj.org/article/fd558cd846fb40b08cf4ada0f7991acf
Autor:
Pedro Akira Bazaglia Kuroda, Felype Narciso de Mattos, Carlos Roberto Grandini, Conrado Ramos Moreira Afonso
Publikováno v:
Next Materials, Vol 3, Iss , Pp 100167- (2024)
The objective of this study is to analyze the influence of the heat treatment temperature carried out at ultra-high vacuum on surfaces formed in the Zr-25Ta-25Ti alloy by the micro-arc oxidation (MAO) technique to produce a ceramic layer with high ha
Externí odkaz:
https://doaj.org/article/1651ccd13015447c92ef6a94d2504b1a
Autor:
Pedro Akira Bazaglia Kuroda, Marcos Ribeiro da Silva, Conrado Ramos Moreira Afonso, Carlos Roberto Grandini
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 7228-7232 (2023)
This study primarily focuses on analyzing anelastic processes due to interstitial oxygen in the Ti–25Ta–40Zr alloy. From the structural and microstructural characterization (DRX and optical microscopy), it was detected that the Ti–25Ta–40Zr a
Externí odkaz:
https://doaj.org/article/9cd39730948240ac8e0e4dccf0eacd56
Autor:
Pedro Akira Bazaglia Kuroda, Mariana Correa Rossi, Carlos Roberto Grandini, Conrado Ramos Moreira Afonso
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 4656-4669 (2023)
This work aims to modify the surface of the Ti–25Ta-xZr (x = 0, 25, and 50 wt%) system alloys through micro-arc oxidation (MAO) to incorporate calcium, phosphorus, and magnesium ions in the oxidized layer deposited. The MAO surface modification was
Externí odkaz:
https://doaj.org/article/d3bfcd7878e14a18bda7b74fc776aeb4