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Journal Articles

A Machine Learning Framework for Melt-Pool Geometry Prediction and Process Parameter Optimization in the Laser Powder-Bed Fusion Process

M. Shafiqur Rahman, Naw Safrin Sattar, Radif Uddin Ahmed, Jonathan Ciaccio, Uttam K. Chakravarty
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. October 2024, 146(4): 041006.
Paper No: MATS-24-1050
https://doi.org/10.1115/1.4065687
Published Online: August 6, 2024
View Article titled, A Machine Learning Framework for Melt-Pool Geometry Prediction and Process Parameter Optimization in the Laser Powder-Bed Fusion Process
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Topics: Errors, Geometry, Lasers, Machine learning, Optimization, Porosity, Modeling, Sensitivity analysis
Includes: Supplementary data
Journal Articles

Effect of Build Geometry and Porosity in Additively Manufactured CuCrZr

Anup Kulkarni, Vivek C. Peddiraju, Subhradeep Chatterjee, Dheepa Srinivasan
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. July 2024, 146(3): 031004.
Paper No: MATS-23-1026
https://doi.org/10.1115/1.4064003
Published Online: February 12, 2024
View Article titled, Effect of Build Geometry and Porosity in Additively Manufactured CuCrZr
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Topics: Geometry, Heat, Mechanical properties, Porosity, Zirconium, Additive manufacturing, Particulate matter, Density
Journal Articles

Experimental Measurements Using Digital Image Correlation Methods: Brief Background and Perspective on Future Developments

Michael A. Sutton
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Expert View
J. Eng. Mater. Technol. January 2023, 145(1): 014701.
Paper No: MATS-21-1155
https://doi.org/10.1115/1.4055471
Published Online: October 20, 2022
View Article titled, Experimental Measurements Using Digital Image Correlation Methods: Brief Background and Perspective on Future Developments
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Topics: Bone, Computer simulation, Computer software, Displacement, Imaging, Resolution (Optics), Shapes, Tires, Modeling, Algorithms
Journal Articles

Prediction of Yield Strength of Selective Laser Melted Ti–6Al–4V Alloy Using Melt Pool Geometry

Mostafa Mahdavi, Steven Liang, Hamid Garmestani
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. January 2022, 144(1): 011009.
Paper No: MATS-21-1071
https://doi.org/10.1115/1.4051564
Published Online: July 30, 2021
View Article titled, Prediction of Yield Strength of Selective Laser Melted Ti–6Al–4V Alloy Using Melt Pool Geometry
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Topics: Geometry, Lasers, Temperature profiles, Yield strength, Additive manufacturing, Mechanical properties, Alloys, Melting
Journal Articles

A Comparison of the Thermo-Fluid Properties of Ti-6Al-4V Melt Pools Formed by Laser and Electron-Beam Powder-Bed Fusion Processes

M Shafiqur Rahman, Paul J. Schilling, Paul D. Herrington, Uttam K. Chakravarty
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2021, 143(2): 021003.
Paper No: MATS-20-1046
https://doi.org/10.1115/1.4048371
Published Online: October 5, 2020
View Article titled, A Comparison of the Thermo-Fluid Properties of Ti-6Al-4V Melt Pools Formed by Laser and Electron-Beam Powder-Bed Fusion Processes
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Topics: Cathode ray oscilloscopes, Electron beams, Geometry, Heat, Lasers, Modeling, Temperature, Thermofluids, Density, Simulation
Journal Articles

The Effect of Notches on the Failure of Two-Dimensional Nonwoven Fiber Networks

Yinglong Chen, Thomas Siegmund
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2021, 143(2): 021001.
Paper No: MATS-20-1009
https://doi.org/10.1115/1.4048282
Published Online: September 22, 2020
View Article titled, The Effect of Notches on the Failure of Two-Dimensional Nonwoven Fiber Networks
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Topics: Failure, Fibers, Fracture (Materials), Geometry, Stress
Journal Articles

Assessment of Mechanical Properties and Microstructure Characterizing Techniques in Their Ability to Quantify Amount of Cold Work in 316L Alloy

Helen Smith, Barbara S. Linke, Ondrej Muránsky, Cory Hamelin, Michael R. Hill
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. October 2020, 142(4): 041005.
Paper No: MATS-19-1142
https://doi.org/10.1115/1.4047024
Published Online: May 22, 2020
View Article titled, Assessment of Mechanical Properties and Microstructure Characterizing Techniques in Their Ability to Quantify Amount of Cold Work in 316L Alloy
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Topics: Electron backscatter diffraction, Mechanical properties, Optical microscopy, Tensile testing, X-ray diffraction, Grain size, Work hardening, Geometry, Testing, Deformation
Journal Articles

A Study of Improving the Formability of the Commercial Pure Titanium Foils

Jiaqi Zhu, Alex Nunnally, Jenn-Terng Gau, Siguang Xu
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. July 2020, 142(3): 031005.
Paper No: MATS-19-1267
https://doi.org/10.1115/1.4046368
Published Online: March 11, 2020
View Article titled, A Study of Improving the Formability of the Commercial Pure Titanium Foils
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Topics: Domes (Structural elements), Forming limit diagrams, Temperature, Titanium, Geometry
Journal Articles

Representative Volume Element for Mechanical Properties of Carbon Nanotube Nanocomposites Using Stochastic Finite Element Analysis

Seyed Hamid Reza Sanei, Randall Doles
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. July 2020, 142(3): 031004.
Paper No: MATS-19-1215
https://doi.org/10.1115/1.4045708
Published Online: February 20, 2020
View Article titled, Representative Volume Element for Mechanical Properties of Carbon Nanotube Nanocomposites Using Stochastic Finite Element Analysis
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Topics: Agglomeration (Materials), Carbon nanotubes, Elasticity, Finite element analysis, Mechanical properties, Nanocomposites, Geometry, Materials properties, Fibers
Journal Articles

Ductile Failure Predictions for the Three-Point Bending Test of a Complex Geometry Made From Aluminum Alloy

Petr Kubík, František Šebek, Josef Zapletal, Jindřich Petruška, Tomáš Návrat
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. October 2019, 141(4): 041011.
Paper No: MATS-19-1128
https://doi.org/10.1115/1.4044477
Published Online: September 7, 2019
View Article titled, Ductile Failure Predictions for the Three-Point Bending Test of a Complex Geometry Made From Aluminum Alloy
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Topics: Damage, Ductile fracture, Failure, Fracture (Materials), Plasticity, Aluminum alloys, Fracture (Process), Geometry, Stress, Coulombs
Journal Articles

Influence of Inhomogeneous Deformation on Tensile Behavior of Sheets Processed Through Constrained Groove Pressing

Sunil Kumar, S. Venkatachalam, Hariharan Krishnaswamy, Ravi Kumar Digavalli, H. S. N. Murthy
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. October 2019, 141(4): 041007.
Paper No: MATS-18-1312
https://doi.org/10.1115/1.4043492
Published Online: May 9, 2019
View Article titled, Influence of Inhomogeneous Deformation on Tensile Behavior of Sheets Processed Through Constrained Groove Pressing
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Topics: Aluminum, Carbon steel, Deformation, Elongation, Finite element analysis, Mechanical properties, Pressing, Simulation, Yield strength, Geometry
Journal Articles

Thermofluid Properties of Ti-6Al-4V Melt Pool in Powder-Bed Electron Beam Additive Manufacturing

M Shafiqur Rahman, Paul J. Schilling, Paul D. Herrington, Uttam K. Chakravarty
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. October 2019, 141(4): 041006.
Paper No: MATS-17-1378
https://doi.org/10.1115/1.4043342
Published Online: April 23, 2019
View Article titled, Thermofluid Properties of Ti-6Al-4V Melt Pool in Powder-Bed Electron Beam Additive Manufacturing
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Topics: Additive manufacturing, Cathode ray oscilloscopes, Computational fluid dynamics, Electron beams, Geometry, Heat, Melting, Simulation, Temperature, Thermal conductivity
Journal Articles

Retracted: “Effect of Pin and Shoulder Geometry on Stir Zone and Mechanical Properties of Friction Stir Spot-Welded Aluminum Alloy 2024-T3 Sheets” [ASME J. Eng. Mater. Technol. 2015; 137(3): pp. 031004–031004-6.; doi: 10.1115/1.4030197]

Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Errata
J. Eng. Mater. Technol. July 2015, 137(3): 037001.
Paper No: MATS-14-1254
https://doi.org/10.1115/1.4030197
Published Online: November 16, 2017
View Article titled, Retracted: “Effect of Pin and Shoulder Geometry on Stir Zone and Mechanical Properties of Friction Stir Spot-Welded Aluminum Alloy 2024-T3 Sheets” [ASME J. Eng. Mater. Technol. 2015; 137(3): pp. 031004–031004-6.; doi: 10.1115/1.4030197]
Open the PDF for Retracted: “Effect of Pin and Shoulder Geometry on Stir Zone and Mechanical Properties of Friction Stir Spot-Welded Aluminum Alloy 2024-T3 Sheets” [ASME J. Eng. Mater. Technol. 2015; 137(3): pp. 031004–031004-6.; doi: 10.1115/1.4030197] in another window
Topics: Aluminum alloys, Friction, Geometry, Joining, Mechanical behavior, Mechanical properties
Journal Articles

Numerical Evaluation of the Size-Dependent Elastic Properties of Cellular Polymers

Gurudutt Chandrashekar, Chung-Souk Han
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. January 2018, 140(1): 011004.
Paper No: MATS-16-1354
https://doi.org/10.1115/1.4037272
Published Online: August 9, 2017
View Article titled, Numerical Evaluation of the Size-Dependent Elastic Properties of Cellular Polymers
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Topics: Deformation, Elastic moduli, Elasticity, Finite element analysis, Geometry, Honeycomb structures, Polymers, Rotation, Density, Wall thickness
Journal Articles

Test Method Development and Determination of Three-Dimensional Strength and Failure Modes of Polyvinyl Chloride Structural Foams

Akira Miyase, Su Su Wang
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. July 2017, 139(3): 031006.
Paper No: MATS-16-1246
https://doi.org/10.1115/1.4036068
Published Online: March 27, 2017
View Article titled, Test Method Development and Determination of Three-Dimensional Strength and Failure Modes of Polyvinyl Chloride Structural Foams
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Topics: Compression, Damage, Failure, Failure mechanisms, Foams (Chemistry), Gages, Shear (Mechanics), Geometry, Polymers, Dimensions
Journal Articles

Modeling the Elastic Properties of Reticulated Porous Ceramics

Stephen J. Sedler, Thomas R. Chase, Jane H. Davidson
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. January 2017, 139(1): 011011.
Paper No: MATS-16-1267
https://doi.org/10.1115/1.4035098
Published Online: November 16, 2016
View Article titled, Modeling the Elastic Properties of Reticulated Porous Ceramics
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Topics: Ceramics, Density, Elastic moduli, Elasticity, Geometry, Shapes, Shear modulus, Poisson ratio, Modeling, Cross section (Physics)
Journal Articles

Effect of Geometrical Discontinuities on Strain Distribution for Orthotropic Laminates Under Biaxial Loading

M. A. Mateen, D. V. Ravi Shankar, M. Manzoor Hussain
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. January 2016, 138(1): 011007.
Paper No: MATS-15-1211
https://doi.org/10.1115/1.4032004
Published Online: December 10, 2015
View Article titled, Effect of Geometrical Discontinuities on Strain Distribution for Orthotropic Laminates Under Biaxial Loading
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Topics: Anisotropy, Composite materials, Failure, Fracture (Process), Gages, Geometry, Laminates, Numerical analysis, Splines, Stress
Journal Articles

Hierarchical Analysis of the Release Step in a Nanofabrication Process Using an Adhesion/Atomistic Friction Surface Interaction Model

E. D. Reedy, Jr., J. V. Cox
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. January 2013, 135(1): 011008.
Paper No: MATS-12-1091
https://doi.org/10.1115/1.4023042
Published Online: January 23, 2013
View Article titled, Hierarchical Analysis of the Release Step in a Nanofabrication Process Using an Adhesion/Atomistic Friction Surface Interaction Model
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Topics: Adhesion, Finite element analysis, Friction, Geometry, Nanofabrication, Polymers, Separation (Technology), Shrinkage (Materials), Displacement, Traction
Journal Articles

Study of Ductile-to-Brittle Transition in Single Grit Diamond Scribing of Silicon: Application to Wire Sawing of Silicon Wafers

Hao Wu, Shreyes N. Melkote
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research-Article
J. Eng. Mater. Technol. October 2012, 134(4): 041011.
https://doi.org/10.1115/1.4006177
Published Online: September 4, 2012
View Article titled, Study of Ductile-to-Brittle Transition in Single Grit Diamond Scribing of Silicon: Application to Wire Sawing of Silicon Wafers
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Topics: Brittleness, Cutting, Diamonds, Fracture (Materials), Friction, Sawing, Shapes, Silicon, Stress, Wire
Journal Articles

Use of a Continuum Damage Model Based on Energy Equivalence to Predict the Response of a Single-Crystal Superalloy

P. Grammenoudis, D. Reckwerth, Ch. Tsakmakis
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2011, 133(2): 021001.
https://doi.org/10.1115/1.4000666
Published Online: March 3, 2011
View Article titled, Use of a Continuum Damage Model Based on Energy Equivalence to Predict the Response of a Single-Crystal Superalloy
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Topics: Crystals, Damage, Hardening, Superalloys, Viscoplasticity, Stress, Plates (structures), Deformation, Geometry, Constitutive equations