Zobrazeno 1 - 10
of 1 190
pro vyhledávání: '"al and fe"'
Publikováno v:
Results in Physics, Vol 59, Iss , Pp 107610- (2024)
This paper introduces a four-band tunable perfect absorber built on Al-Cu-Fe quasicrystal. The operating frequency range is 4.75 THz to 9.25 THz, which is in the terahertz band. The absorber exhibits multiple narrow bands, polarization incoherence, h
Externí odkaz:
https://doaj.org/article/06c61a57ac5242b2ac71d3d3bdddf117
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 3411-3423 (2023)
In this study, the Al–Ni–Cu–Fe alloy was fabricated using laser powder bed fusion (LPBF), with controlled Fe content, to investigate its metallurgical effects. Furthermore, the microstructural differences between the coarse-grained (CG), fine-g
Externí odkaz:
https://doaj.org/article/96ea427b7fee4a87b6af871d2288da7a
Autor:
Márcio Rodrigues da Silva, Vinícius Torres dos Santos, Flávia Gonçalves Lobo, Daniel Ayarroio Seixas, Izabel Fernanda Machado
Publikováno v:
Applied Sciences, Vol 14, Iss 14, p 6001 (2024)
A custom tribometer was developed to measure friction coefficient and temperature in high-pressure, low-velocity conditions, specifically for studying copper alloys used in sliding bearings for heavy equipment. Using this equipment, two commercial al
Externí odkaz:
https://doaj.org/article/ef8868e3ce2f43c7bee9015738302384
Akademický článek
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Publikováno v:
Heliyon, Vol 9, Iss 11, Pp e21284- (2023)
Reliable data on SOC stocks in forest soils is required in the context of climate change and soil health assessments but still limited by input data availability (e.g., bulk density) and methods used for stock calculation. Relatively few studies have
Externí odkaz:
https://doaj.org/article/13c6639eb3c74851ab94257ff9c04bb5
Publikováno v:
IUCrData, Vol 8, Iss 10, p x230870 (2023)
The intermetallic phase with composition Al0.88Cu0.94Fe0.18 was synthesized by high-temperature sintering of a mixture with initial chemical composition Al78Cu48Fe13. Al0.88Cu0.94Fe0.18 adopts the CsCl structure type in space-group Pm\overline{3}m. T
Externí odkaz:
https://doaj.org/article/b0ce21113eb64d609af7bf5301014e99
Publikováno v:
Ceramics, Vol 6, Iss 2, Pp 858-871 (2023)
The modification of ceramic PEO coatings developed for friction units is in trend of modern research aimed at the improvement of friction and wear. This study presents ceramic coatings formed on AlZn5.5MgCu aluminum alloy by microarc oxidation (PEO)
Externí odkaz:
https://doaj.org/article/ec7129cda6d046808f9b7818e4fd1fc5
Publikováno v:
Materials Research, Vol 26 (2023)
In this study, scaffolds whose main phase is an icosahedral quasicrystal (i-QC) were prepared for the first time by dynamic freeze-casting. Two different metal powders were used here, namely pure aluminum and quasicrystalline particles from the Al-Cu
Externí odkaz:
https://doaj.org/article/540827fd54084322ac2ad7c0a355005b
Publikováno v:
Metals, Vol 14, Iss 2, p 198 (2024)
This study investigated the influence of Fe content on the microstructure and mechanical properties of Ti–6Al–4V(TC4) + 25Ti alloys prepared by low-energy-density direct energy deposition (DED) technology. With the incorporation of the Fe element
Externí odkaz:
https://doaj.org/article/10da7ffa238047a9b89a2ba0ae38ef97
Akademický článek
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