Optics & Laser Technology· 2026Q1
A numerical study on the effect of laser beam shaping on surface roughness and texture in laser powder bed fusion
- 1citations
- Q1SCImago
- 2026year
Short summary
A CFD model shows that a Ring-spot laser beam profile reduces surface roughness (Sa, Sq, Sz by ~10.2%, ~36.2%, ~44.9% respectively) and makes surface texture more isotropic compared to a Gaussian profile in 3D printing of 316L stainless steel.
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Mechanical EngineeringEngineering