A Review on Laser Beam Shaping Application in Laser‐Powder Bed Fusion

AR Bakhtari, HK Sezer, OE Canyurt… - Advanced …, 2024 - Wiley Online Library
Laser‐powder bed fusion (L‐PBF) is extensively adopted in the aerospace and automobile
industries for producing metallic components. The L‐PBF process involves rapid melting …

[HTML][HTML] Laser beam shaping facilitates tailoring the mechanical properties of IN718 during powder bed fusion

JD Pérez-Ruiz, F Galbusera, L Caprio… - Journal of Materials …, 2024 - Elsevier
One of the recent technological developments in the Laser Powder Bed Fusion (LPBF)
process is the use of non-Gaussian beam profiles of power density distributions. Irrespective …

[HTML][HTML] Exploring spatial beam shaping in laser powder bed fusion: High-fidelity simulation and in-situ monitoring

M Bayat, R Rothfelder, K Schwarzkopf, A Zinoviev… - Additive …, 2024 - Elsevier
Laser beam shaping is a novel and relatively unexplored method for controlling the melt
pool conditions during metal additive manufacturing (MAM) processes, but even so it still …

[HTML][HTML] Analytical modeling and characterization of ring beam profiles for high-power lasers used in industrial manufacturing

F Galbusera, L Caprio, B Previtali, AG Demir - Journal of Manufacturing …, 2024 - Elsevier
Active fibre lasers are widely used in the industry for different manufacturing applications
ranging from cutting, to welding and additive manufacturing. The recent introduction of the …

Solidification and Crystallographic Texture Modeling of Laser Powder Bed Fusion Ti-6Al-4V Using Finite Difference-Monte Carlo Method

BC Whitney, TM Rodgers, AG Spangenberger… - Materialia, 2024 - Elsevier
Laser powder bed fusion (LPBF) additive manufacturing makes near-net-shaped parts with
reduced material cost and time, rising as a promising technology to fabricate Ti-6Al-4V, a …

Understanding the thermo-fluid-microstructural impact of beam shaping in Laser Powder Bed Fusion using high-fidelity multiphysics simulation

M Bayat, O Zinovieva, A Zinoviev, R Rothfelder… - Procedia CIRP, 2024 - Elsevier
Beam shaping of lasers is a topic that has received relatively less attention in the context of
metal additive manufacturing (MAM) processes. This technique allows for modulation or …

Multi-Scale Modeling of Selective Laser Sintering: From Manufacturing Process and Microstructure to Mechanical Performance in Semi-crystalline Thermoplastics

C Zadeh - 2024 - tigerprints.clemson.edu
Selective laser sintering is an additive manufacturing process that opens many design
possibilities but is limited in its reliability and reproducibility. Numerical simulations validated …