Zobrazeno 1 - 10
of 63
pro vyhledávání: '"Omayma A. Elkady"'
Autor:
Ali Basem, Mohamed Ali Hassan, Omayma A. Elkady, Y.A. El-Shekeil, Samir Bendoukha, Nabil Barhoumi, H.A. Refaey, Ammar Elsheikh
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 88-100 (2024)
This study explores the phase constitution, thermal behavior, magnetic characteristics, and mechanical properties of FeCoNiCrCux high-entropy alloys (HEAs) produced via powder metallurgy, focusing on varying copper ratios (0–20%). The investigation
Externí odkaz:
https://doaj.org/article/9fc09c017741432981e4f72166101f81
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 12 (2024)
Introduction: Titanium (Ti)-molybdenum(Mo) composites reinforced with ceramic nanoparticles have recently significant interest among researchers as a new type of bio-inert material used for dental prosthetic applications due to its biocompatibility,
Externí odkaz:
https://doaj.org/article/c28dac92eb11471780babfb59b56b8c4
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 9897-9914 (2023)
CoCrMoWSi, CoCrMoWTi, and CoCrMoWNb medium entropy alloys (MEAs) were manufactured by powder metallurgy technique. The MEAs were sintered in a vacuum furnace followed by a hot isostatic press (HIP) as a secondary process. Optical microscope, scanning
Externí odkaz:
https://doaj.org/article/661c75553cfa4280ae5d8d5d1f1b50a0
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 6908-6922 (2023)
In the study, aluminum-based nanocomposites were reinforced with different concentrations of Al2O3 nanoparticles ranging from 0 to 15 wt. %. The Al2O3 nanoparticles were coated by nano Ag and nano Cu by the electroless chemical composition to improve
Externí odkaz:
https://doaj.org/article/d65a26e9753a498d946635d4a3247c1a
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-12 (2023)
Abstract Powder metallurgy (PM) is a technique that involves the manufacturing of metal powders and their consolidation into finished products or components. This process involves the mixing of metal powders with other materials such as ceramics or p
Externí odkaz:
https://doaj.org/article/5523f1501e144958a7555eac580a07f1
Publikováno v:
Journal of Engineering and Applied Science, Vol 69, Iss 1, Pp 1-17 (2022)
Abstract High-entropy alloy HEA (CrFeCoNi) was reinforced with variety of weight percentages of 5:20 wt.% WC particles. The alloy samples were mechanically prepared in a ball roll mill for 25 h by 10:1 ball to powder ratio at 180 rpm. Then WC was mix
Externí odkaz:
https://doaj.org/article/fadefdc9adf14a9bb595de29c25da9fa
Publikováno v:
Journal of Materials Research and Technology, Vol 13, Iss , Pp 463-485 (2021)
In this study, the effect of copper coated particles on the properties of CoCrFeNi and AlCoCrFeNi high entropy alloys (HEAs) was studied. Mechanical milling is applied to achieve a good homogeneous distribution of an equiatomic CoCrFeNi and AlCoCrFeN
Externí odkaz:
https://doaj.org/article/4ad0f3e74e094bc39785a214248ae900
Publikováno v:
Journal of Materials Research and Technology, Vol 12, Iss , Pp 283-303 (2021)
The effects of applied load, sliding speed & temperature on the wear behavior of pure M50 alloy steel (M sample) and M50 reinforced with 10 wt.% Al2O3 (MA sample) & M50 hybrid reinforced with Al2O3 and graphene (MAG sample) were studied. The powders
Externí odkaz:
https://doaj.org/article/ac3988d40f594f2e8726d078ca1c035a
Publikováno v:
Journal of Materials Research and Technology, Vol 10, Iss , Pp 1122-1142 (2021)
FeNiCoCr, FeNiCoCrCu, and FeNiCoCrMn HEAs are manufactured by powder metallurgy. All samples powder was compacted at 430, 520, and 610 MPa with the uniaxial press. Then the compacted samples were sintered at 1150 °C and 1200 °C in a tube furnace un
Externí odkaz:
https://doaj.org/article/037e0119d5bf4564abc6746d4aeeac08
Autor:
Omayma A. Elkady, Shimaa A. Abolkassem, Ayman H. Elsayed, Walaa A. Hussein, Khalid F.A. Hussein
Publikováno v:
Results in Physics, Vol 12, Iss , Pp 687-700 (2019)
An Al/Ni-SiC composite was prepared. Nickel at 10 wt% along with SiC particles was used as a reinforcement for the Al matrix. Two different techniques were used for the fabrication process: coating of SiC particles with nano-nickel particles via the
Externí odkaz:
https://doaj.org/article/70fbbb06efd24c979a7bd00bf1acd021