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Keywords: laser powder bed fusion
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2025, 147(2): 021009.
Paper No: MANU-24-1457
Published Online: October 24, 2024
...Panayiotis Kousoulas; Y. B. Guo Laser powder bed fusion (LPBF) is an enabling process manufacture of complex metal components. However, LPBF is prone to generate geometrical defects (e.g., porosity, lack of fusion), which causes a significant fatigue scattering. However, LPBF fatigue scattering...
Journal Articles
Kijoon Lee, Milad Ghayoor, V. Vinay K. Doddapaneni, Kenta Noma, Somayeh Pasebani, Chih-Hung Chang, Brian Fronk, Brian K. Paul
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. September 2024, 146(9): 091008.
Paper No: MANU-23-1529
Published Online: July 15, 2024
... process of laser powder bed fusion and inkjet printing. The study investigates the capabilities and economics of the hybrid inkjet-laser powder bed fusion (LPBF) process and evaluates the dimensional accuracy, functionality, and mechanical properties of the resulting ODS alloy. The effectiveness...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. September 2024, 146(9): 091002.
Paper No: MANU-23-1666
Published Online: June 3, 2024
... 03 06 2024 Graphical Abstract Figure internal defects geometrical analysis laser powder bed fusion x-ray computed tomography Voronoi labeling point clouds additive manufacturing inspection and quality control Laser powder bed fusion (L-PBF) is an additive...
Journal Articles
Publisher: ASME
Article Type: Review Articles
J. Manuf. Sci. Eng. November 2023, 145(11): 110801.
Paper No: MANU-22-1653
Published Online: August 3, 2023
...Umesh Kizhakkinan; Sankaranarayanan Seetharaman; Nagarajan Raghavan; David W. Rosen Laser powder bed fusion (PBF/L) is a popular metal additive manufacturing (AM) process used to manufacture complex metallic 3D components. Maraging steel is one of the metals used in AM and it belongs to the class...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. September 2023, 145(9): 091007.
Paper No: MANU-22-1633
Published Online: June 15, 2023
...Elliott W. Jost; Jonathan Pegues; David Moore; Christopher Saldaña Lattice structure metamaterials offer a variety of unique and tailorable properties, yet industrial adoption is slowed by manufacturability and inspection-related difficulties. Despite recent advances in laser powder bed fusion...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. August 2023, 145(8): 081007.
Paper No: MANU-22-1551
Published Online: April 19, 2023
... datasets. As the data collection in AM is usually challenging, a novel Architecture-driven PIDL structure named APIDL based on the deep unfolding approach for limited data scenarios has been proposed in the current study for predicting thermal history in the laser powder bed fusion process. The connections...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. March 2023, 145(3): 031001.
Paper No: MANU-22-1166
Published Online: November 7, 2022
...Han Zhang; Donghua Dai; Lixia Xi; Bilal Gökce; Dongdong Gu Laser Powder Bed Fusion (LPBF) manufactured Al-5024 alloy has gained worldwide interest due to its ability to fabricate high-performance complex components. This work focuses on quantitative characterization and synergic optimization...
Journal Articles
Christopher M. Bailey, Jordan A. Morrow, Emily M. Stallbaumer-Cyr, Cameron Weeks, Melanie M. Derby, Scott M. Thompson
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. August 2022, 144(8): 081010.
Paper No: MANU-21-1410
Published Online: February 21, 2022
...Christopher M. Bailey; Jordan A. Morrow; Emily M. Stallbaumer-Cyr; Cameron Weeks; Melanie M. Derby; Scott M. Thompson Laser powder bed fusion (LPBF) was utilized to create a series of aluminum alloy (i.e., AlSi10Mg) 5 mm-diameter support pillars with a fixed height of 5 mm containing varying filet...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. January 2020, 142(1): 011008.
Paper No: MANU-19-1085
Published Online: November 22, 2019
.... Surface areal height maps and measured surface texture parameters revealed the highly irregular nature of surface topography created by laser powder bed fusion (LPBF). Effects of process parameters and energy density on the areal surface texture have been identified. Machine learning methods were applied...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. October 2019, 141(10): 101002.
Paper No: MANU-19-1266
Published Online: July 31, 2019
...Subin Shrestha; Y. Kevin Chou The dynamic phenomenon of a melt pool during the laser powder bed fusion (LPBF) process is complex and sensitive to process parameters. As the energy density input exceeds a certain threshold, a huge vapor depression may form, known as the keyhole. This study focuses...