[HTML][HTML] Optimizing in-situ monitoring for laser powder bed fusion process: Deciphering acoustic emission and sensor sensitivity with explainable machine learning

V Pandiyan, R Wróbel, C Leinenbach… - Journal of Materials …, 2023 - Elsevier
Abstract Metal-based Laser Powder Bed Fusion (LPBF) has made fabricating intricate
components easier. Yet, assessing part quality is inefficient, relying on costly Computed …

Enhancing fatigue life of as-printed martensitic M789 steel produced by laser powder bed fusion via in-process surface integrity improvement and phase change …

D Ordnung, T Mertens, J Tacq, MH Nasab, M Sinico… - Additive …, 2024 - Elsevier
The fatigue strength of metal components produced by Laser Powder Bed Fusion (LPBF) is
often impaired by their limited surface quality, and surface finishing post-processing steps …

[HTML][HTML] Towards a Fracture Mechanics-Based Fatigue Assessment of Lattice Structures Obtained from Additive Manufacturing of Metallic Powders

F Collini, G Meneghetti - Materials & Design, 2024 - Elsevier
Additive Manufacturing (AM) technologies are at the forefront of technological development
in machine design as they allow the production of complex parts with high stiffness-to-weight …

[HTML][HTML] Deep learning for melt pool depth contour prediction from surface thermal images via vision transformers

F Ogoke, P Pak, A Myers, G Quirarte, J Beuth… - Additive Manufacturing …, 2024 - Elsevier
Anomalous melt pools during metal additive manufacturing (AM) can lead to deteriorated
mechanical and fatigue performance. In-situ monitoring of the melt pool subsurface …

[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] Combined Use of Acoustic Measurement Techniques with X-ray Imaging for Real-Time Observation of Laser-Based Manufacturing

M Samimi, M Saadabadi, H Hosseinlaghab - Metrology, 2024 - mdpi.com
Ensuring high-quality control in laser additive manufacturing and laser welding relies on the
implementation of reliable and cost-effective real-time observation techniques. Real-time …

Experimental investigation on the deformation behavior of an isotropic 304L austenitic steel manufactured by laser powder bed fusion with hot isostatic pressing

H Zhang, B Li, J Hu, G Qian, C Li - Materials Characterization, 2024 - Elsevier
Post-heat treatment, such as hot isostatic pressing (HIP), is increasingly employed in laser
powder bed fused (L-PBF) metallic materials to release residual stress, alleviate …

[HTML][HTML] Monitoring of laser-induced fast recrystallization in SS-316L through synchrotron X-ray diffraction

C Navarre, S Van Petegem, L Schlenger, C Cayron… - Materials & Design, 2024 - Elsevier
Laser based heat treatments have multiple applications for local tuning of microstructures.
They are particularly relevant in the context of laser-based additive manufacturing (LAM), in …

Microstructure and properties nonuniformity of Ti6Al4V component fabricated by high-power laser melting deposition

Z Zhang, G Zhi, Y Liu, Y Chen, P Rong, S Ma… - Materials Science and …, 2024 - Elsevier
High-power laser melting deposition provides an efficient solution for the fabrication of large-
sized titanium alloy components. In this study, Ti6Al4V blocks with well-formed structures …

[HTML][HTML] Improved wear and corrosion resistance of additively manufactured SS316L by laser remelting process

R Hodgir, RK Singh, S Mujumdar - Manufacturing Letters, 2024 - Elsevier
Directed energy deposition is an efficient and flexible additive manufacturing technique that
has broad application prospects due to its ability to fabricate intricate structures with …