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Alaa Elwany
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Journal Articles

In-Space Additive Manufacturing: A Review

Miguel Hoffmann, Alaa Elwany
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Review Articles
J. Manuf. Sci. Eng. February 2023, 145(2): 020801.
Paper No: MANU-21-1627
https://doi.org/10.1115/1.4055603
Published Online: November 3, 2022
View Article titled, In-Space Additive Manufacturing: A Review
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Topics: Additive manufacturing, Feedstock, Flight, Gravity (Force), Manufacturing, Metals, Space stations, Machining, Machinery, Satellites
Journal Articles

On the Fabrication of Defect-Free Nickel-Rich Nickel–Titanium Parts Using Laser Powder Bed Fusion

Chen Zhang, Lei Xue, Kadri C. Atli, Raymundo Arróyave, Ibrahim Karaman, Alaa Elwany
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. September 2022, 144(9): 091011.
Paper No: MANU-21-1388
https://doi.org/10.1115/1.4054935
Published Online: July 29, 2022
View Article titled, On the Fabrication of Defect-Free Nickel-Rich Nickel–Titanium Parts Using Laser Powder Bed Fusion
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Topics: Lasers, Machine learning, Manufacturing, Nickel, Nickel titanium alloys, Titanium, Surface roughness
Journal Articles

Bayesian Calibration of Multiple Coupled Simulation Models for Metal Additive Manufacturing: A Bayesian Network Approach

Jiahui Ye, Mohamad Mahmoudi, Kubra Karayagiz, Luke Johnson, Raiyan Seede, Ibrahim Karaman, Raymundo Arroyave, Alaa Elwany
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. March 2022, 8(1): 011111.
Paper No: RISK-21-1012
https://doi.org/10.1115/1.4052270
Published Online: October 14, 2021
View Article titled, Bayesian Calibration of Multiple Coupled Simulation Models for Metal Additive Manufacturing: A Bayesian Network Approach
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Topics: Calibration, Simulation models, Alloys, Metals, Additive manufacturing, Uncertainty quantification, Lasers
Journal Articles

Metal Binder Jetting Additive Manufacturing: A Literature Review

Ming Li, Wenchao Du, Alaa Elwany, Zhijian Pei, Chao Ma
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Review Articles
J. Manuf. Sci. Eng. September 2020, 142(9): 090801.
Paper No: MANU-19-1649
https://doi.org/10.1115/1.4047430
Published Online: June 25, 2020
View Article titled, Metal Binder Jetting Additive Manufacturing: A Literature Review
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Topics: Binders (Materials), Density, Sintering, Metals
Proceedings Papers

Binder Jetting Additive Manufacturing of Metals: A Literature Review

Ming Li, Wenchao Du, Alaa Elwany, Zhijian Pei, Chao Ma
Proc. ASME. MSEC2019, Volume 1: Additive Manufacturing; Manufacturing Equipment and Systems; Bio and Sustainable Manufacturing, V001T01A033, June 10–14, 2019
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2019-2994
https://doi.org/10.1115/MSEC2019-2994
View Paper titled, Binder Jetting Additive Manufacturing of Metals: A Literature Review
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Topics: Additive manufacturing, Binders (Materials), Density, Metals
Journal Articles

Layerwise Anomaly Detection in Laser Powder-Bed Fusion Metal Additive Manufacturing

Mohamad Mahmoudi, Ahmed Aziz Ezzat, Alaa Elwany
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. March 2019, 141(3): 031002.
Paper No: MANU-18-1094
https://doi.org/10.1115/1.4042108
Published Online: January 17, 2019
View Article titled, Layerwise Anomaly Detection in Laser Powder-Bed Fusion Metal Additive Manufacturing
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Topics: Additive manufacturing, Imaging, Lasers, Metals, Process monitoring, Pyrometers, Temperature, Wavelength, Manufacturing, Sensors
Journal Articles

Uncertainty Propagation Analysis of Computational Models in Laser Powder Bed Fusion Additive Manufacturing Using Polynomial Chaos Expansions

Gustavo Tapia, Wayne King, Luke Johnson, Raymundo Arroyave, Ibrahim Karaman, Alaa Elwany
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. December 2018, 140(12): 121006.
Paper No: MANU-17-1695
https://doi.org/10.1115/1.4041179
Published Online: October 5, 2018
View Article titled, Uncertainty Propagation Analysis of Computational Models in Laser Powder Bed Fusion Additive Manufacturing Using Polynomial Chaos Expansions
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Topics: Chaos, Polynomials, Uncertainty, Lasers
Journal Articles

Bayesian Calibration and Uncertainty Quantification for a Physics-Based Precipitation Model of Nickel–Titanium Shape-Memory Alloys

Gustavo Tapia, Luke Johnson, Brian Franco, Kubra Karayagiz, Ji Ma, Raymundo Arroyave, Ibrahim Karaman, Alaa Elwany
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. July 2017, 139(7): 071002.
Paper No: MANU-16-1417
https://doi.org/10.1115/1.4035898
Published Online: March 6, 2017
View Article titled, Bayesian Calibration and Uncertainty Quantification for a Physics-Based Precipitation Model of Nickel–Titanium Shape-Memory Alloys
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Topics: Calibration, Precipitation, Nickel
Proceedings Papers

Modeling, Simulation and Experimental Validation of Heat Transfer During Selective Laser Melting

Mohammad Masoomi, Xiang Gao, Scott M. Thompson, Nima Shamsaei, Linkan Bian, Alaa Elwany
Proc. ASME. IMECE2015, Volume 2A: Advanced Manufacturing, V02AT02A007, November 13–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2015-52165
https://doi.org/10.1115/IMECE2015-52165
View Paper titled, Modeling, Simulation and Experimental Validation of Heat Transfer During Selective Laser Melting
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Topics: Heat transfer, Lasers, Melting, Modeling, Simulation, Manufacturing, Mechanical properties, Temperature gradient, Additive manufacturing, Construction
Proceedings Papers

Mechanical and Microstructural Properties of Selective Laser Melted 17-4 PH Stainless Steel

Aref Yadollahi, Nima Shamsaei, Scott M. Thompson, Alaa Elwany, Linkan Bian
Proc. ASME. IMECE2015, Volume 2A: Advanced Manufacturing, V02AT02A014, November 13–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2015-52362
https://doi.org/10.1115/IMECE2015-52362
View Paper titled, Mechanical and Microstructural Properties of Selective Laser Melted 17-4 PH Stainless Steel
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Topics: Lasers, Stainless steel, Annealing, Elongation, Failure, Heat treating (Metalworking), Manufacturing, Mechanical properties, Particulate matter, Precipitation hardening
Journal Articles

A Review on Process Monitoring and Control in Metal-Based Additive Manufacturing

Gustavo Tapia, Alaa Elwany
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Review Articles
J. Manuf. Sci. Eng. December 2014, 136(6): 060801.
Paper No: MANU-14-1162
https://doi.org/10.1115/1.4028540
Published Online: October 24, 2014
View Article titled, A Review on Process Monitoring and Control in Metal-Based Additive Manufacturing
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Topics: Metals, Pyrometers, Sensors, Temperature, Additive manufacturing, Lasers, Process monitoring, Thermocouples
Journal Articles

Real-Time Estimation of Mean Remaining Life Using Sensor-Based Degradation Models

Alaa Elwany, Nagi Gebraeel
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. October 2009, 131(5): 051005.
https://doi.org/10.1115/1.3159045
Published Online: September 8, 2009
View Article titled, Real-Time Estimation of Mean Remaining Life Using Sensor-Based Degradation Models
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Topics: Brownian motion, Errors, Failure, Gaussian distribution, Sensors, Signals, Bearings, Vibration, Modeling