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Abdalla R Nassar
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Year
Application of supervised machine learning for defect detection during metallic powder bed fusion additive manufacturing using high resolution imaging.
C Gobert, EW Reutzel, J Petrich, AR Nassar, S Phoha
Additive Manufacturing 21, 517-528, 2018
4362018
Optical, layerwise monitoring of powder bed fusion
BK Foster, EW Reutzel, AR Nassar, BT Hall, SW Brown, CJ Dickman
Proceedings of the Solid Freeform Fabrication Symposium, 295-307, 2015
2182015
Flaw detection in powder bed fusion using optical imaging
M Abdelrahman, EW Reutzel, AR Nassar, TL Starr
Additive Manufacturing 15, 1-11, 2017
1692017
Invited Review Article: Review of the formation and impact of flaws in powder bed fusion additive manufacturing
Z Snow, AR Nassar, EW Reutzel
Additive Manufacturing 36, 101457, 2020
1682020
Effect of processing conditions on the microstructure, porosity, and mechanical properties of Ti-6Al-4V repair fabricated by directed energy deposition
NA Kistler, DJ Corbin, AR Nassar, EW Reutzel, AM Beese
Journal of Materials Processing Technology 264, 172-181, 2019
1392019
3D spatial reconstruction of thermal characteristics in directed energy deposition through optical thermal imaging
DA Kriczky, J Irwin, EW Reutzel, P Michaleris, AR Nassar, J Craig
Journal of Materials Processing Technology 221, 172-186, 2015
1212015
Intra-layer closed-loop control of build plan during directed energy additive manufacturing of Ti–6Al–4V
AR Nassar, JS Keist, EW Reutzel, TJ Spurgeon
Additive Manufacturing 6, 39-52, 2015
1182015
Toward in-situ flaw detection in laser powder bed fusion additive manufacturing through layerwise imagery and machine learning
Z Snow, B Diehl, EW Reutzel, A Nassar
Journal of Manufacturing Systems 59, 12-26, 2021
1172021
A survey of sensing and control systems for machine and process monitoring of directed-energy, metal-based additive manufacturing
EW Reutzel, AR Nassar
Rapid Prototyping Journal 21 (2), 159-167, 2015
1132015
Formation processes for large ejecta and interactions with melt pool formation in powder bed fusion additive manufacturing
AR Nassar, MA Gundermann, EW Reutzel, P Guerrier, MH Krane, ...
Scientific reports 9 (1), 5038, 2019
1082019
Sensing defects during directed-energy additive manufacturing of metal parts using optical emissions spectroscopy
AR Nassar, TJ Spurgeon, EW Reutzel
University of Texas at Austin, 2014
852014
Dissolvable metal supports for 3D direct metal printing
OJ Hildreth, AR Nassar, KR Chasse, TW Simpson
3D Printing and Additive Manufacturing 3 (2), 90-97, 2016
832016
In-process monitoring of porosity in additive manufacturing using optical emission spectroscopy
M Montazeri, AR Nassar, AJ Dunbar, P Rao
IISE Transactions 52 (5), 500-515, 2020
822020
Physics-based multivariable modeling and feedback linearization control of melt-pool geometry and temperature in directed energy deposition
Q Wang, J Li, M Gouge, AR Nassar, P Michaleris, EW Reutzel
Journal of Manufacturing Science and Engineering 139 (2), 021013, 2017
812017
Multi-sensor investigations of optical emissions and their relations to directed energy deposition processes and quality
CB Stutzman, AR Nassar, EW Reutzel
Additive Manufacturing 21, 333-339, 2018
742018
Effect Of Substrate Thickness And Preheating On The Distortion Of Laser Deposited Ti-6Al-4V
D Corbin, AR Nassar, ET Reutzel, AM Beese, PP Michaleris
Journal of Manufacturing Science and Engineering, 2018
722018
Predicting microstructure from thermal history during additive manufacturing for Ti-6Al-4V
J Irwin, EW Reutzel, P Michaleris, J Keist, AR Nassar
Journal of Manufacturing Science and Engineering 138 (11), 111007, 2016
712016
Effect of directed energy deposition processing parameters on laser deposited Inconel® 718: External morphology
DJ Corbin, AR Nassar, EW Reutzel, AM Beese, NA Kistler
Journal of Laser Applications 29 (2), 2017
692017
Effect of directed energy deposition processing parameters on laser deposited Inconel® 718: Microstructure, fusion zone morphology, and hardness
NA Kistler, AR Nassar, EW Reutzel, DJ Corbin, AM Beese
Journal of Laser Applications 29 (2), 2017
682017
Model-based feedforward control of laser powder bed fusion additive manufacturing
Q Wang, PP Michaleris, AR Nassar, JE Irwin, Y Ren, CB Stutzman
Additive Manufacturing 31, 100985, 2020
672020
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