Fast spatial laser beam modulation for improved process control in Laser Powder Bed Fusion

Tumkur, Thejaswi U.; Guss, Gabe; Roehling, John D.; Bertsch, K. M.; Tang, Guannan; Rollett, Anthony D.; Matthews, Manyalibo J.

doi:10.1016/j.procir.2024.08.135

Title: Fast spatial laser beam modulation for improved process control in Laser Powder Bed Fusion

Journal Article · 31 December 2023 · Procedia CIRP

DOI: https://doi.org/10.1016/j.procir.2024.08.135 · OSTI ID:2440760

Tumkur, Thejaswi U.; Guss, Gabe; Roehling, John D.; Bertsch, K. M.; Tang, Guannan; Rollett, Anthony D.; Matthews, Manyalibo J.

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Sponsoring Organization:: USDOE

OSTI ID:: 2440760

Journal Information:: Procedia CIRP, Journal Name: Procedia CIRP Journal Issue: C Vol. 124; ISSN 2212-8271

Publisher:: ElsevierCopyright Statement

Country of Publication:: Netherlands

Language:: English

References (14)

Energy Coupling Mechanisms and Scaling Behavior Associated with Laser Powder Bed Fusion Additive Manufacturing Ye, Jianchao; Khairallah, Saad A.; Rubenchik, Alexander M. Advanced Engineering Materials, Vol. 21, Issue 7 https://doi.org/10.1002/adem.201900185	journal	April 2019
The effect of laser beam wobbling mode in welding process for structural steels Kuryntsev, Sergey V.; Gilmutdinov, A. Kh. The International Journal of Advanced Manufacturing Technology, Vol. 81, Issue 9-12 https://doi.org/10.1007/s00170-015-7312-y	journal	May 2015
Improvement of Surface Quality and Process Area Rate in Selective Laser Melting by Beam Oscillation Scan Technique Islam, Nabirul; Schanz, Jochen; Kolb, David Journal of Materials Engineering and Performance, Vol. 30, Issue 7 https://doi.org/10.1007/s11665-021-05665-9	journal	May 2021
Denudation of metal powder layers in laser powder bed fusion processes Matthews, Manyalibo J.; Guss, Gabe; Khairallah, Saad A. Acta Materialia, Vol. 114 https://doi.org/10.1016/j.actamat.2016.05.017	journal	August 2016
Modulating laser intensity profile ellipticity for microstructural control during metal additive manufacturing Roehling, Tien T.; Wu, Sheldon S. Q.; Khairallah, Saad A. Acta Materialia, Vol. 128 https://doi.org/10.1016/j.actamat.2017.02.025	journal	April 2017
Microstructural control in metal laser powder bed fusion additive manufacturing using laser beam shaping strategy Shi, Rongpei; Khairallah, Saad A.; Roehling, Tien T. Acta Materialia, Vol. 184 https://doi.org/10.1016/j.actamat.2019.11.053	journal	February 2020
In situ absorptivity measurements of metallic powders during laser powder-bed fusion additive manufacturing Trapp, Johannes; Rubenchik, Alexander M.; Guss, Gabe Applied Materials Today, Vol. 9 https://doi.org/10.1016/j.apmt.2017.08.006	journal	December 2017
Effect of beam oscillating pattern on weld characterization of laser welding of AA6061-T6 aluminum alloy Wang, Lei; Gao, Ming; Zhang, Chen Materials & Design, Vol. 108 https://doi.org/10.1016/j.matdes.2016.07.053	journal	October 2016
Grain refinement and laser energy distribution during laser oscillating welding of Invar alloy Jiang, Zhenguo; Chen, Xi; Li, Hao Materials & Design, Vol. 186 https://doi.org/10.1016/j.matdes.2019.108195	journal	January 2020
Metal vapor micro-jet controls material redistribution in laser powder bed fusion additive manufacturing Ly, Sonny; Rubenchik, Alexander M.; Khairallah, Saad A. Scientific Reports, Vol. 7, Issue 1 https://doi.org/10.1038/s41598-017-04237-z	journal	June 2017
High frequency beam oscillation keyhole dynamics in laser melting revealed by in-situ x-ray imaging Wu, Ziheng; Tang, Guannan; Clark, Samuel J. Communications Materials, Vol. 4, Issue 1 https://doi.org/10.1038/s43246-023-00332-z	journal	February 2023
Nondiffractive beam shaping for enhanced optothermal control in metal additive manufacturing Tumkur, Thejaswi U.; Voisin, Thomas; Shi, Rongpei Science Advances, Vol. 7, Issue 38 https://doi.org/10.1126/sciadv.abg9358	journal	September 2021
Influence of Wobble-Based Scanning Strategy on Surface Morphology of Laser Powder Bed-Fabricated Permalloy Huang, Ta-Yu; Cheng, Chung-Wei; Lee, An-Chen Materials, Vol. 16, Issue 5 https://doi.org/10.3390/ma16052062	journal	March 2023
Influence of Ring-Shaped Beam Profiles on Process Stability and Productivity in Laser-Based Powder Bed Fusion of AISI 316L Grünewald, Jonas; Gehringer, Florian; Schmöller, Maximilian Metals, Vol. 11, Issue 12 https://doi.org/10.3390/met11121989	journal	December 2021

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