Zobrazeno 1 - 10
of 4 740
pro vyhledávání: '"Heterogeneous nucleation"'
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 1704-1713 (2024)
The TiCp can act as heterogeneous nucleation site and greatly refine the grain size of aluminum alloy has been widely accepted (stage I). However, its (TiCp) subsequent impact on thermal and solute atoms diffusion for it acting as heterogeneous nucle
Externí odkaz:
https://doaj.org/article/915fc9aef13f4d95980b57befc3a11da
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 457-469 (2024)
The impact of Mg on the solidification structure of hypereutectic Al–Si alloys with different Si contents (15 wt% and 18 wt%) was investigated. 3%Mg was added to Al–15Si alloy to modify the phases in the solidification structure for the improveme
Externí odkaz:
https://doaj.org/article/05aabb70854347509bd7ce7bef779beb
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 338-346 (2024)
A comprehensive study utilizing first-principles calculations has examined the heterogeneous nucleation of TiN on Al2O3 in steel and the impact of alloying elements on this process. Additionally, the study delved into how this nucleation affects loca
Externí odkaz:
https://doaj.org/article/ad33fa174dc84982a5fcfcda2ba7d5ad
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 1744-1753 (2024)
The effect of varying rare earth element cerium (Ce) contents (0∼0.0792 wt%) on the austenite grain size of ultra-high-strength engineering steel has been studied under different austenitization conditions (holding time of 5∼360 min at temperatur
Externí odkaz:
https://doaj.org/article/716f5b6a10e74373985360888f94b6ba
Autor:
Shi Cheng, Tingping Hou, Yihang Zheng, Liling Yu, Tao Yu, Chaochao Yin, Serhii Yershov, Xianming Pan, Xiaojie Liu, Shue Hu, Kaiming Wu
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 630-639 (2024)
The characteristics of composite inclusions between atomic interfaces has been investigated by combining high-angle annular dark field (HAADF) with first-principles computations. The characteristics of the composite inclusions reveal a core of Ca2Al2
Externí odkaz:
https://doaj.org/article/8320484fa76c4476b39c5368ddd92f58
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract Refinement of intermetallic compounds (IMCs) through enhancing heterogeneous nucleation during casting process is an important approach to improve the properties of aluminium alloys, which greatly increases the economy value of recycled Al-a
Externí odkaz:
https://doaj.org/article/12c3ec80d0f544c4b0f4decfd5bd2f06
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 2045-2059 (2024)
In this study, vanadium carbide (VC) was initially introduced into the molten pool using the cold wire method to refine the deposit grains and enhance the mechanical properties of arc direct energy deposition (ADED) aluminum alloy. Next, the grain st
Externí odkaz:
https://doaj.org/article/0f17d22e0b72455b8e846264d5bb8fcc
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 3133-3143 (2024)
To further improve the strength of an Al–Ce alloy, the effects of electromagnetic stirring treatment, Sc–Zr microalloying, and their compound action on the microstructure and properties of the Al–8Ce alloy were investigated for the first time i
Externí odkaz:
https://doaj.org/article/767dcafef2c44ba7a762aed954ff1ff8
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