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Article

4 Citations

2,145 Views

12 Pages

Crystallography and Interface Structures in As-Arc Melted and Laser Surface-Remelted Aluminum–Silicon Alloys with and without Strontium Addition

Bibhu P. Sahu,
Mohsen T. Andani,
Arkajit Ghosh,
Jian Wang and
Amit Misra

Crystals2024, 14(3), 283;https://doi.org/10.3390/cryst14030283

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18 March 2024

The crystallography of the eutectic Al-Si microstructure in both unmodified and Sr (0.2 wt.%)-modified hypereutectic Al-20 wt.% Si alloys, processed via arc-melting and laser surface remelting, has been comprehensively characterized using transmissio...

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Article

9 Citations

3,038 Views

16 Pages

Effect of Cooling Rate on Nano-Eutectic Formation in Laser Surface Remelted and Rare Earth Modified Hypereutectic Al-20Si Alloys

Metin Kayitmazbatir,
Huai-Hsun Lien,
Jyoti Mazumder,
Jian Wang and
Amit Misra

Crystals2022, 12(5), 750;https://doi.org/10.3390/cryst12050750

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23 May 2022

Laser Surface Remelting (LSR) was applied to arc-melted Al-20Si-0.2Sr, Al-20Si-0.2Ce, and Al-20Si hypereutectic alloys to refine microstructures. Experiments revealed that microstructures in the melt pool varied from fully eutectic to a mixture of Al...

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