Alumni

Taylor Mason
PhD Mechanical Engineering
Expected Graduation: Spring 2020
Research: Solid-State Additive Manufacturing High-Strenght Aluminum Alloys
Publications:

“Microstructure-Deformation Relationship of Additive Friction Stir-Deposited Aluminum Alloy 6061,” Materialia [in review]
“Plasticity-Damage Modeling of Strain-Rate and Temperature Dependence of AA7075-T651", Journal of Dynamic Behavior of Materials, 5:1, 105-114 (2019)
“Fatigue Behavior of Solid-State Additive Manufacturing of Inconel 625,” JOM, 70(11), 2475-2484 (2018)

Dr. Ben White
PhD in Materials Science, May 2019
Employer: Sandia National Lab
Research: Fatigue Structure-property relationships of cold spray deposition in aluminum alloys
Publications:

“Fatigue of Additive Friction Stir Layer Welding of AZ31 Mg Alloy" Journal of Manufacturing Processes [accepted]
"Fatigue Behavior of Fastener Holes in High Strength Aluminum Plates Repaired by Cold Spray Deposition," International Journal of Fatigue [accepted]

Fracture Mechanics Methods for Evaluating the Adhesion of Cold Spray Deposits, Engineering Fracture Mechanics 205, 57-69, (2019)
“The Effect of Tensile Pre-Straining on Fatigue Crack Initiation Mechanisms and Mechanical Behavior of AA7050 Friction Stir Welds,” Mater Sci Eng: A, 736, 228-238 (2018)
“Effect of Heat Exposure on the Fatigue Properties of AA7050 Friction Stir Welds,” J. Mat. Eng. Performance, 27, 3007-3013 (2018)
“Fatigue Behavior of freestanding AA2024 and AA7075 Cold Spray Deposits,” International Journal of Fatigue, 112, 355-360 (2018)
“A strategy to optimize recovery in orthopedic sports injuries,” Journal of Bioanalysis and Biomedicine, 9:144-151 (2017)

Dr. Abby Cisko
PhD in Mechanical Engineering, Dec 2018
Employer: US Army ERDC
Research: Friction Stir Welding of Al-Li 2099
Publications:

“Parametric Investigation on Friction Stir Welding of Al-Li Alloy 2099,” Materials and Manufacturing Processes [accepted]
"Characterization of the Fatigue Behavior in Al-Li Alloy 2099," Materials Characterization, 151, 496-505 (2019)
“Experiments and Modeling of Fatigue Behavior of Friction Stir Welded Aluminum Lithium Alloy," Metals, 9:3, 293 (2019)
“Effect of Heat Exposure on the Fatigue Properties of AA7050 Friction Stir Welds,” J. Mat. Eng. Performance, 27, 3007-3013 (2018)

James Wlodarski
MS in Mechanical Engineering, Aug 2018
Research: Additive Friction Stir Layer Welding of AZ61 Mg Alloy
Employer: Invariant Corporation
Publications:

“Fatigue of Additive Friction Stir Layer Welding of AZ31 Mg Alloy" Journal of Manufacturing Processes [in review]
Parametric Investigation on Friction Stir Welding of Al-Li Alloy 2099,” Materials and Manufacturing Processes [accepted]

Thompson King
MS in Mechanical Engineering, May 2018
Research: Effect of Pre-Existing Core Damage in Honeycomb Core Sandwich Structures
Publications:

“Characterization Pre-Existing Core Damage in Honeycomb Core Sandwich Structures" Journal of Composite Materials [accepted]

Dr. Joao F. C. Moraes
PhD in Mechanical Engineering, Dec 2016
Employer: Novelis
Research: Numerical analysis of self-pierce riveting in aluminum and magnesium alloys
Publications:

“Effect of Process Deformation History on Mechanical Performance in Self-Pierce Riveted Joints,” Engineering Fracture Mechanics [accepted]
"Residual Stresses and Plastic Deformation in Self-Pierce Riveting of Dissimilar Aluminum-to-Magnesium Alloys,” SAE International Journal of Materials and Manufacturing, 11(2), 139-150 (2018)
"Influence of the Friction Coefficient in Self-Pierce Riveting Simulations: A Statistical Analysis,” SAE International Journal of Materials and Manufacturing, 11(2), 123-130 (2018)
“High Cycle Fatigue Mechanisms of Aluminum Self-Piercing Riveted Joints,” Fatigue Fract Eng Mater & Struct. 1-14 (2017)
“Effect of Overlap Orientation on Fatigue Behavior in Friction Stir Linear Welds of Magnesium Alloy Sheets.” Int. J. Fatigue 100, 1-11 (2017)
“Finite Element Analysis of Self-Pierce Riveting in Magnesium Alloys Sheets,” J. Eng. Mater. Technol 137 (2), 021002 (2015)

Dr. Rogie Rodriguez
PhD in Mechanical Engineering, Dec 2015
Employer: Boeing Co.
Research: Structure-Property Relationships of friction stir welding of high strength aluminum alloys
Publications:

“Corrosion Effects on the Fatigue Behavior of Dissimilar Friction Stir Welding of High-Strength Aluminum Alloys,” Mater Sci Eng: A 742, 255-268 (2019)
“Effect of Heat Exposure on the Fatigue Properties of AA7050 Friction Stir Welds,” J. Mat. Eng. Performance, 27, 3007-3013 (2018)
“Effect of Overlap Orientation on Fatigue Behavior in Friction Stir Linear Welds of Magnesium Alloy Sheets.” Int. J. Fatigue 100, 1-11 (2017)
“Low-Cycle Fatigue of Dissimilar Friction Stir Welded Aluminum Alloys,” Mater Sci Eng. A 618, 637-644 (2016)
“Dissimilar Friction Stir Welding of 6061-to-7050 Aluminum Alloys,” Materials and Design, 83, 60-65 (2015)
“Microstructure and Texture Evolution of Magnesium-Zinc-Rare Earth Alloy Sheets During Friction Stir Spot Welding,” Mater Sci Eng. A, 618, 637-644 (2014)
“Feasibility Study of Friction Stir Spot Welding of Rare-Earth Magnesium Alloy Sheets,” Materials and Design 56, 750-754 (2014)

Dr. Harish Rao
PhD in Mechanical Engineering, Aug 2014
Employer: University of Alabama
Research: Structure-Property Relationships of friction stir welding of dissimilar Mg-to-Al joining
Publications:

“High Cycle Fatigue Mechanisms of Aluminum Self-Piercing Riveted Joints,” Fatigue Fract Eng Mater & Struct. 1-14 (2017)
“Influence of the Key-hole on Fatigue Life in Friction Stir Linear Welded Aluminum to Magnesium,” Int. J. Fatigue 105, 16-26 (2017)
"Effect of Process Parameters on Lap-Shear Strength of Friction Stir Linear Welded Aluminum-to-Magnesium," Mater Sci Eng. A 651, 27-36 (2016)
“Fatigue and Fracture of Friction Stir Linear Welded Dissimilar Aluminum-to-Magnesium Alloys,” Int. J. Fatigue 82, 737-747 (2016)
“Microstructure and Texture Evolution of Magnesium-Zinc-Rare Earth Alloy Sheets During Friction Stir Spot Welding,” Mater Sci Eng. A, 618, 637-644 (2014)
“Feasibility Study of Friction Stir Spot Welding of Rare-Earth Magnesium Alloy Sheets,” Materials and Design 56, 750-754 (2014)
“Influence of Structural Integrity on Fatigue Behavior of Friction Stir Spot Welded AZ31 Mg Alloy,” Mat. Sci. Eng A 564(1) 369–380 (2013)
“Structure-property relationships and residual stress quantification of a friction stir spot welded Magnesium alloy,” Scripta Materialia, 66(10) 797-800 (2012)

Robert McCullough
MS in Mechanical Engineering, Dec 2014
Research: Experiments and modeling of plasticity and damage in aluminum alloys
Employer: Michelin North America, Inc
Publications:

“Fatigue crack nucleation and small crack growth in an extruded 6061 aluminum alloy,” International Journal of Fatigue, 119, 52-61 (2019)
“Characterization of the Bauschinger Effect in Extruded Aluminum Alloy,” Strength, Fracture, and Complexity, 10:3-4, 175-190 (2017)
“A Fatigue Model For Discontinuous Particulate-Reinforced Aluminum Alloy Composite: Influence of Microstructure.” J. Met. Eng. Performance, 23, 65-78 (2014)

Mohammed Haroon Sheikh
MS in Mechanical Engineering, May 2014
Research: Structural stress analysis of friction stir welded joints of AZ31 Mg alloy
Employer: Cummings, Inc
Publications:

“Fatigue Behavior and Structural Stress Analysis of Friction Stir Welded Joints of AZ31 Magnesium Alloy,” [in preparation]

Andrew Brammer
MS in Mechanical Engineering, May 2013
Research: Fatigue characterization and modeling of 6061 aluminum alloy
Employer: Dana Holding Corparation
Publications:

“Strain-Controlled Low Cycle Fatigue Properties of Extruded 6061-T6 Aluminum Alloy,” J. Met. Eng. Performance, 22, 5, 1348-1350 (2013)

Dr. Jairus Bernard
MS in Mechanical Engineering, May 2013
Research: Small fatigue crack growth in Mg alloys
Employer: US Air Force, Eglin Air Force Base
Publications:

“Role of Different Material Processing Methods on the Fatigue Behavior of AZ31 Magnesium Alloy,” Int. J. Fatigue 52, 131-143 (2013)
“Observations and Modeling of the Small Fatigue Crack Behavior of an Extruded AZ61 Magnesium Alloy,” Int. J. Fatigue 52, 20-29 (2013)
“Quantifying Microstructurally Small Fatigue Crack Growth in an Aluminum Alloy Using a Silicon-Rubber Replica Method,” Int. J. Fatigue 36, 206-210; (2012)
“Structure–property relations of cyclic damage in a wrought magnesium alloy,” Scripta Mater. 63, 751-756; (2010)
“Damage Characterization and Modeling of a 7075-T651 Aluminum Plate,” Mat Sci Eng. A 527, 1-2, p. 169-178; (2009)