Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Ion-Dragoş Uţu"'
Publikováno v:
Crystals, Vol 14, Iss 7, p 602 (2024)
Ti alloys have been widely used in biomedical applications due to their special properties. They have specific properties such as biocompatibility, biofunctionality and high corrosion resistance, which enable them to function inside the human body. A
Externí odkaz:
https://doaj.org/article/325c4c858e4645c1a2a2777279fff7fb
Publikováno v:
Crystals, Vol 14, Iss 6, p 576 (2024)
Brazing is a joining process that involves melting a filler metal and flowing it into the joint between two closely fitting parts. While brazing is primarily used for joining metals, it can also be adapted for certain coating deposition applications.
Externí odkaz:
https://doaj.org/article/f55e4756d68c462c8df7eb2826c2fdc6
Autor:
Iosif Hulka, Ion-Dragoș Uțu, Santiago Brito-Garcia, Amparo Verdu-Vazquez, Julia C. Mirza-Rosca
Publikováno v:
Crystals, Vol 14, Iss 6, p 493 (2024)
In response to concerns of potential cytotoxicity and adverse tissue reactions caused by vanadium and aluminum in the currently used biomaterial Ti-6Al-4V, the Ti–20Zr alloy was evaluated in this study because it has been suggested as a candidate f
Externí odkaz:
https://doaj.org/article/0f47147d136348ddb5d73599d3cb93f2
Autor:
Ion Mitelea, Daniel Mutașcu, Olimpiu Karancsi, Corneliu Marius Crăciunescu, Dragoș Buzdugan, Ion-Dragoș Uțu
Publikováno v:
Applied Sciences, Vol 14, Iss 9, p 3751 (2024)
Duplex stainless steels are materials with high performance under mechanical stress and stress corrosion in chloride ion environments. Despite being used in many new applications such as components for offshore drilling platforms as well as in the ch
Externí odkaz:
https://doaj.org/article/4aca97141bfb4270a3ac1a7e91b6d742
Publikováno v:
Crystals, Vol 14, Iss 4, p 315 (2024)
Fe-Mn-Cr-Ni alloys like Citomangan, delivered in the form of powders, tubular wires, and coated electrodes, are intended for welding deposition operations to create wear-resistant layers. Their main characteristic is their high capacity for surface m
Externí odkaz:
https://doaj.org/article/d18e8db362b54547b7432895a01638eb
Publikováno v:
Crystals, Vol 12, Iss 6, p 762 (2022)
Tape brazing constitutes a cost-effective alternative surface protection technology for complex-shaped surfaces. The study explores the characteristics of high-temperature brazed coatings using a cobalt-based powder deposited on a stainless-steel sub
Externí odkaz:
https://doaj.org/article/d0187ed97b11471193e88f19012c080f
Publikováno v:
Applied Sciences, Vol 12, Iss 9, p 4346 (2022)
Color preservation of esthetic dental restorative materials in the oral environment represents, besides longevity, a concern, and there is still limited knowledge related to the effect of aging on the optical behavior of resin matrix ceramics. The st
Externí odkaz:
https://doaj.org/article/2cdd402ffa054737a2a476cf13b225fe
Autor:
Roxana-Diana Vasiliu, Sorin- Daniel Porojan, Mihaela- Ionela Bîrdeanu, Ion-Dragoș Uțu, Liliana Porojan
Publikováno v:
Crystals, Vol 10, Iss 3, p 160 (2020)
Dental ceramic restorations are widely used in restorative dentistry. However, these restorations can be affected once cemented in the oral cavity by several factors. How can conventional surface treatments, such as glazing and mechanical polishing,
Externí odkaz:
https://doaj.org/article/d07b38cf7a22486f938e8cece344d758
Publikováno v:
Materials, Vol 9, Iss 7, p 606 (2016)
The high alloying degree of Duplex stainless steels makes them susceptible to the formation of intermetallic phases during their exposure to high temperatures. Precipitation of these phases can lead to a decreasing of the corrosion resistance and som
Externí odkaz:
https://doaj.org/article/7d0e73bb86544024993b1cb9a148ea74
Publikováno v:
Materials, Vol 15, Iss 19, p 6654 (2022)
Cavitation erosion of structural materials is a form of wear damage that affects the performance and life of components used in the aerospace, nuclear, and automotive industries, leading to an increase in the frequency of maintenance operations and r
Externí odkaz:
https://doaj.org/article/d549d14ecba34348b3295a0804c89473