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PUBLICATIONS

Experimental Techniques

  1. "An Experimental and Numerical Study of Deformation Behavior of Steels in Biaxial Tensile Tests", TMS Annual (2015)
  2. "Finite Element Modeling of Deformation Behavior of Steel Specimens under Various Loading Scenarios", ESAFORM (2015)
  3. "Advanced Biaxial Cruciform Testing at the NIST Center for Automotive Lightweighting", Society for Experimental Mechanics (2013)
  4. "Method for Local Measurement of Stress and Strain in a Formed Part Under Load", IDDRG 2009 International Conference (2009)
  5. "A Method for Direct Measurement of Multiaxial Stress-Strain Curves in Sheet Metal", Metallurgical and Materials Transactions A (2007)

Modeling

  1. "Evaluation of Biaxial Flow Stress Based on Elasto-ViscoPlastic Self-Consistent Analysis of X-ray Diffraction Measurements", International Journal of Plasticity (2014)
  2. "Thermally-activated constitutive model including dislocation interactions, aging and recovery for strain path dependence of solid solution strengthened alloys: Application to AA5754-O", International Journal of Plasticity (2014)
  3. "Constitutive Modeling Based on Evolutionary Multi-Junctions of Dislocations", Key Engineering Materials (2014)
  4. "The Strain Path Dependence of Plastic Deformation Response of AA5754: Experiment and Modeling", NUMISHEET 2014 (2014)
  5. "Experimental and numerical investigations of yield surface, texture, and deformation mechanisms in AA5754 over low to high temperatures and strain rates", International Journal of Plasticity (2013)
  6. "Crystal Plasticity Analysis of Constitutive Behavior of 5754 Aluminum Sheet Deformed Along Bi-Linear Strain Paths", International Journal of Solids and Structures (2012)
  7. "Constitutive Relations for AA 5754 Based on Crystal Plasticity", Metallurgical and Materials Transactions A (2012)
  8. "Transformation Potential Predictions or the Stress-Induced Austenite to Martensite Transformation in Steel", Acta Materialia (2010)
  9. "Constitutive Relations for Plastic Deformation in AA5754 Sheet", IDDRG 2009 International Conference (2009)

Roughening and Surface Measurements

  1. "The Fundamental Relationships Between Grain Orientation, Deformation-Induced Surface Roughness and Strain Localization in an Aluminum Alloy", Materials Science and Engineering A (2011)
  2. "A Study of the Fundamental Relationships between Deformation-Induced Surface Roughness and Strain Localization in AA5754", Metallurgical and Materials Transactions A (2009)
  3. "On the Relationship Between Deformation-Induced Surface Roughness and Plastic Strain in AA5052—Is it Really Linear?", Metallurgical and Materials Transactions A (2011)
  4. "Fundamental Relationships Between Deformation-Induced Surface Roughness, Critical Strain Localization and Failure in AA5754-O", Philosophical Magazine (2009)
  5. "Topographic analysis and Weibull Regression For Prediction of Strain Localisation in an Automotive Aluminium Alloy", Materials Science and Technology (2011)
  6. "Analysis of Deformation-Induced Surface Morphologies in Steel Sheet", Acta Materialia (2005)
  7. "Evaluating The Relationships Between Surface Roughness And Friction Behavior During Metal Forming", SAE (2005)

Stress Measurement

  1. "Through-Thickness Stresses in Automotive Sheet Metal after Plane Strain Channel Draw", Materials Science Forum (2014)
  2. "ISODEC: software for calculating diffraction elastic constants", Journal of Applied Crystallography (2012)
  3. "A model for calculating diffraction elastic constants", Journal of Applied Crystallography (2012)
  4. "A software for diffraction stress factor calculations for textured materials", Powder Diffraction (2012)
  5. "A Model for Calculating Diffraction Elastic Constants", Journal of Applied Crystallography" (2012)
  6. "Effective X-ray Elastic Constant Measurement for In Situ Stress Measurement of Biaxially Strained AA5754-O", Materials Science and Engineering A (2012)
  7. "Formalism for the determination of intermediate stress gradients using X-ray diffraction", Journal of Applied Crystallography (2009)
  8. "Techniques for Neutron Stress Determination with High Spatial Resolution", Journal of Non-Destructive Evaluation (2009)
  9. "An Investigation of Springback Stresses in AISI-1010 Deep Drawn Cups", Materials Science and Engineering A (2005)
  10. "A High Resolution Technique for Measuring Thru-Thickness Stresses in Sheet Metal", SAE Proceedings 05M-507 (2005)
  11. "A Synchrotron Study of Residual Stresses in an AL6022 Deep Drawn Cup", Materials Science and Engineering A (2004)

Standard Test Methods

  1. "Robustness of the Sheet Metal Springback Cup Test", Metallurgical and Materials Transactions A (2006)

Texture Evolution With Plastic Strain

  1. "Crystallographic Texture Evolution in 1008 Steel Sheet During Multiaxial Tensile Strain Paths", Integrating Materials and Manufacturing Innovation (2014)
  2. "Measurement of Uncertainty in Orientation Distribution Function Calculations", Scripta Materialia (2013)
  3. "Mechanical response and texture evolution of AZ31 alloy at large strains for different strain rates and temperatures", International Journal of Plasticity (2011)
  4. "Textural Development of AA 5754 Sheet Deformed under In-Plane Biaxial Tension", Metallurgical and Materials Transactions A (2008)
  5. "Evolution of Strain-Induced Microstructure and Texture in Commercial Aluminum Sheet under Balanced Biaxial Stretching", Metallurgical and Materials A (2003)

TRIP Steels

  1. "Diffraction Study of the Retained Austenite Content in TRIP Steels", Materials Science and Engineering A (2011)
  2. "Transformation Potential Predictions or the Stress-Induced Austenite to Martensite Transformation in Steel", Acta Materialia (2010)

Yield Surface Measurement Data

  1. "Experimental Observations of Evolving Yield Loci in Biaxially Strained AA5754-O", International Journal of Plasticity (2008)