On the microstructure evolution of AA6061 with pulsed laser powder bed fusion

This study uncovers new opportunities for microstructure engineering of AA6061 using pulsed lasers in powder bed fusion. Experimental analysis reveals that pulsed lasers allow for extensive control of grain sizes. Lower frequencies or duty cycles induce remelting cycles that promote finer grains and...

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Bibliographic Details
Main Authors: Sivaji Karna, Lang Yuan, Tianyu Zhang, Andrew J. Gross, Daniel Morrall, Timothy Krentz, Dale Hitchcock
Format: Article
Language:English
Published: Taylor & Francis Group 2025-05-01
Series:Materials Research Letters
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Online Access:https://www.tandfonline.com/doi/10.1080/21663831.2025.2466782
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