Investigating microstructural anisotropy and productivity in high-power PBF-LB/M of Inconel 718 using dual-spot beam shaping strategy

Narges Mirzabeigi, Ruihang Dai, Tobias Novotny, Peter Holfelder-Schwalme, Anoush Aghajani-Talesh, Markus Birg, Annette Lietz, Katrin Wudy

Journal of Materials Processing Technology, 119330 (2026)

DOI

Abstract

This collaborative study investigates how a dual-spot beam shaping strategy affects microstructural anisotropy and build-rate productivity in high-power laser powder bed fusion of Inconel 718.

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