Invited Lectures
21. Abu Al-Rub, R.K., “Size Effects on Properties of Micro/Nano Systems: Smaller is Stronger,” Texas A&M University at Qatar, Doha, Qatar, September 28, 2010.
20. Abu Al-Rub, R.K., “PANDA (Pavement Analysis using a Nonlinear Damage Approach) Model Input and Required Tests with an Update on Aging Modeling,” FHWA Fundamental Properties and Advanced Models Expert Task Group, Madison, Minnesota, September 25, 2010.
19. Abu Al-Rub, R.K., “Overview of PANDA (Pavement Analysis using a Nonlinear Damage Approach) Development,” FHWA Fundamental Properties and Advanced Models Expert Task Group, Madison, Minnesota, September 24, 2010.
18. Abu Al-Rub, R.K., “AHSS through Particle Size and Interface Effects,” National Science Foundation/Department of Energy (NSF/DOE) Steel Research Program Review, American Iron and Steel Institute, Southfield, Michigan, July 19-20, 2010.
17. Abu Al-Rub, R.K., “Physical Origin of Length Scale, Boundary Conditions, and Thermodynamics of Gradient Plasticity,” Symposium of Predictive Science and Technology of Mechanics and Materials, Center for Advanced Vehicular Systems (CAVS), Mississippi State University, June 24, 2010.
16. Abu Al-Rub, R.K., “PANDA: Pavement Analysis using a Nonlinear Damage Approach,” FHWA Fundamental Properties and Advanced Models Expert Task Group, Irvin, California, February 25, 2010.
15. Abu Al-Rub, R.K., “On the Higher-Order Nonlocal Gradient Plasticity for Modeling Size Scale Effects,” In. Symposium on Micro-plasticity and Homogenization (in honor of Prof. Ohno), Plasticity 2010, St. Kitts, Jan. 3-8, 2010 (Key-note Lecture).
14. Abu Al-Rub, R.K. “Micromechanical Theoretical and Computational Modeling of the Energy Dissipation due to Nonlinear Vibration of Hard Ceramic Coatings with Microstructural Recursive Faults,” Air Force Institute of Technology, Wright Patterson Air Force Base (WPAFB), Dayton, Ohio, August 5, 2009.
13. Abu Al-Rub, R.K. “Theoretical and Computational Modeling of Nonlinear Viscoelastic, Viscoplastic, Mechanical Damage, and Moisture Damage in Asphalt Concrete,” FHWA Fundamental Properties and Advanced Models Expert Task Group, Irvin, California, February 23, 2009.
12. Abu Al-Rub, R.K. “Two-Scale Computational Modeling of Nonlinear Vibration Damping of Hard Ceramic Coatings with Microstructural Recursive Faults,” Air Force Institute of Technology, Wright Patterson Air Force Base (WPAFB), Dayton, Ohio, January 22, 2009.
11. Abu Al-Rub, R.K. “Non-local Strain Gradient Plasticity and Damage: A Multiresolution Framework for Bridging the Material Length Scales,” Computational Sciences & Mathematic Division, Pacific Northwest National Laboratory (PNNL), Richland, Washington, September 4, 2008.
10. Abu Al-Rub, R.K. “Micromechanical Modeling of Nonlinear Damping in Hard Ceramic Coatings,” Air Force Institute of Technology, Wright Patterson Air Force Base (WPAFB), Dayton, Ohio, August 18, 2008.
9. Abu Al-Rub, R.K. “Nonlocal Gradient-dependent Plasticity and Damage: An Approach for Bridging the Material Length Scales,” Symposium of Predictive Science and Technology of Mechanics and Materials, Center for Advanced Vehicular Systems (CAVS), Mississippi State University, June 24, 2008.
8. Abu Al-Rub, R.K. “AHSS through Particle and Interface Effects,” NSF/DOE Steel Research Program Review, Auto/Steel Partnership Offices, Southfield, MI, April 10, 2008.
7. Abu Al-Rub, R.K. “Multiresolution Modeling of the Micromechanics of Localized Damage and Fracture in Inelastic Solids and Structures under Hypervelocity Impacts,” US Army Research Laboratory, Aberdeen Proving Ground, Aberdeen, MD, October 4, 2007.
6. Abu Al-Rub, R.K. “Micromechanics of Localized Damage and Fracture in Inelastic Solids and Structures,” Zachry Department of Civil Engineering, Texas A&M University, College Station, TX, January 29, 2007.
5. Abu Al-Rub, R.K. “Micromechanics of Localized Fracture Phenomena in Inelastic Solids,” Department of Civil Engineering, Catholic University of America, Washington D.C, 26 October, 2006.
4. Abu Al-Rub, R.K. “Multi-Scale Modeling and Simulation of Structural Deterioration, High-speed Impact Damage and Fracture,” Department of Civil, Structural and Environmental Engineering, University at Buffalo, The State University of New York, Buffalo, New York, 1 May, 2006.
3. Abu Al-Rub, R.K. “Multiscale Physical and Numerical Investigations of Size Effects and Strain Localization at the Micron and Submicron Length Scales,” Department of Mechanical Engineering, 1 University of New Mexico, Albuquerque, New Mexico, April, 2005.
2. Abu Al-Rub, R.K. “A Multi-Scale Constitutive Model to Simulate Structural Deterioration, High-Speed Impact Damage and Fracture,” Department of Civil Engineering, University of Delaware, Newark, Delaware, April, 2004.
1. Abu Al-Rub, R.K. “Impact Damage of Materials,” Air Force Institute of Technology, Wright Patterson Air Force Base (WPAFB), Dayton, Ohio, July 24, 2002.
 
 
Conference Presentations
2010
116. Abu Al-Rub, R.K., Darabi, M.K., “On the Thermodynamic Consistency of Higher-Order Gradient Plasticity Theory for Predicting Size Effects,” In. 2010 ASME International Mechanical Engineering Congress & Exposition, Vancouver, Canada, November 12-18, 2010.
115. Abu Al-Rub, R.K., Faruk, A.N.M., “Dislocation-Based Model for Predicting Size-Scale Effects on the Micro and Nano Indentation Hardness of Metallic Materials,” In. 2010 ASME International Mechanical Engineering Congress & Exposition, Vancouver, Canada, November 12-18, 2010.
114. Abu Al-Rub, R.K., Kim, S.-M., “Simulating Single Carbon Nanotube Pull-outs from a Cementitious Nanocomposite Material using a Plasticity-damage and Cohesive Zone Models,” In. 2010 ASME International Mechanical Engineering Congress & Exposition, Vancouver, Canada, November 12-18, 2010.
113. Darabi, M.K., Abu Al-Rub, R.K., Ettehad, M., “Thermodynamic Based Higher-Order Gradient Plasticity Captures Size and Interfacial Effects at the Micron and Submicron Scales,” In. 47th Annual Technical Meeting of the Society of Engineering Science (SES), Ames, Iowa, October 3-6, 2010. NSF-Graduate Student Paper Competition Participant.
112. Abu Al-Rub, R.K., “Physical Interpretation and Experimental Identification of the Length Scale Parameter in Gradient Plasticity,” In. 47th Annual Technical Meeting of the Society of Engineering Science (SES), Ames, Iowa, October 3-6, 2010.
111. Abu Al-Rub, R.K. and Palazotto, A.N., “Nonlocal Gradient-Dependent Constitutive Model for Simulating Localized Damage and Fracture,” In. 47th Annual Technical Meeting of the Society of Engineering Science (SES), Ames, Iowa, October 3-6, 2010.
110. Darabi, M.K., Abu Al-Rub, R.K., “A Thermodynamic Based Framework for Modeling the Coupled Viscoelastic, Viscoplastic, and Viscodamage Behavior of Soft Materials,” In. 47th Annual Technical Meeting of the Society of Engineering Science (SES), Ames, Iowa, October 3-6, 2010.
109. Kim, S.-M., Abu Al-Rub, R.K., “Meso-Scale Computational Modeling of the Plastic-Damage Response of Particulate Cementitious Composites,” In. Engineering Mechanics Institute 2010, EMI 2010, Los Angeles, California, August 8-11, 2010.
108. Abu Al-Rub, R.K., Kim, S.-M., “Simulating Single Carbon Nanotube Pull-Outs from a Cementitious Nanocomposite Material using a Plasticity-Damage and Cohesive Zone Models,” In. Engineering Mechanics Institute 2010, EMI 2010, Los Angeles, California, August 8-11, 2010.
107. Darabi, M.K., Abu Al-Rub, R.K., Masad, E.A., “A Direct Finite Element Implementation of Gradient-Dependent Continuum Damage Mechanics Theories,” In. Engineering Mechanics Institute 2010, EMI 2010, Los Angeles, California, August 8-11, 2010.
106. Darabi, M.K., Abu Al-Rub, R.K., Masad, E.A., Little, D.N., “A Unified Thermodynamic Constitutive Model for Predicting the Viscoelastic, Viscoplastic, and Viscodamage Behavior of Asphalt Mixes,” In. Engineering Mechanics Institute 2010, EMI 2010, Los Angeles, California, August 8-11, 2010.
105. Abu Al-Rub, R.K., Kim, S.-M., “Finite Element Simulation of Single Carbon Nanotube Pull-outs from a Cementitious Nanocomposite Material using a Plasticity-Damage and Cohesive Zone Models,” In. 16th US National Congress of Theoretical and Applied Mechanics, USNCTAM2010, State College, Pennsylvania, June 27-July 2, 2010.
104. Abu Al-Rub, R.K., “On the Higher-Order Nonlocal Gradient Crystal Plasticity Based on the Flow of Statistically Stored and Geometrically Necessary Dislocation Densities,” In. 16th US National Congress of Theoretical and Applied Mechanics, USNCTAM2010, State College, Pennsylvania, June 27-July 2, 2010.
103. Darabi*, G.Z., Abu Al-Rub, R.K., Masad, E.A., “A Straightforward Numerical Technique for Finite Element Implementation of Nonlocal Gradient-Dependent Continuum Damage Mechanics Theories,” In. 16th US National Congress of Theoretical and Applied Mechanics, USNCTAM2010, State College, Pennsylvania, June 27-July 2, 2010.
102. Abu Al-Rub, R.K., Darabi*, G.Z., “On the Thermodynamic Consistency of Higher-Order Gradient Plasticity Theory,” In. 16th US National Congress of Theoretical and Applied Mechanics, USNCTAM2010, State College, Pennsylvania, June 27-July 2, 2010.
101. Abu Al-Rub, R.K., “Physical Origin of Length Scale, Boundary Conditions, and Thermodynamics of Gradient Plasticity,” Invited Speaker, Symposium of Predictive Science and Technology of Mechanics and Materials, Center for Advanced Vehicular Systems (CAVS), Mississippi State University, June 24, 2010.
100. Yazdanbakhsh*, A., Grasley, Z., Tyson*, B.M, Abu Al-Rub, R.K., “Dispersion of Carbon Nanofibers and Nanotubes in Cementitious Materials,” In. TRB First International Conference in North America on Nanotechnology in Cement and Concrete, Irvine, California, May 5-7, 2010.
99. Abu Al-Rub, R.K., “Interfacial Effects on Size-Dependent Strength of Nanostructured Materials and Systems,” In. 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA 2010, Orlando, Florida, April 12-15, 2010.
98. Abu Al-Rub, R.K., Palazotto, A.N., “Mesoscale Energy Dissipation Prediction in Thermal Barrier Ceramic Coatings under Nonlinear Vibration,” In. 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA 2010, Orlando, Florida, April 12-15, 2010.
97. Abu Al-Rub, R.K., “PANDA: Pavement Analysis using a Nonlinear Damage Approach,” Invited Speaker, FHWA Fundamental Properties and Advanced Models Expert Task Group, Irvin, California, February 25, 2010.
96. Masad, E.A., Abu Al-Rub, R.K., Little, D.N., “Mechanistic Analysis of Permanent Deformation of Asphalt Mixtures from Laboratory Experiments to Field Predictions,” In. Workshop on Mechanistic Modeling and Prediction of Permanent Deformation in Asphalt Pavements, Transportation Research Board, Washington, DC, Jan. 10, 2010.
95. Abu Al-Rub, R.K., “On the Higher-Order Nonlocal Gradient Plasticity for Modeling Size Scale Effects,” In. Symposium on Micro-plasticity and Homogenization (in honor of Prof. Ohno), Plasticity 2010, St. Kitts, Jan. 3-8, 2010 (Keynote Lecture).
 
2009
94. Abu Al-Rub, R.K., “Prediction of Scale-Dependent Strength and Hardening Rates in Metallic Thin Films: Intrinsic and Extrinsic Size Effects,” In. 2009 ASME International Mechanical Engineering Congress and Exposition, Lake Buena Vista, Florida, November 13-19, 2009.
93. Abu Al-Rub, R.K., Palazotto, A.N., “Two-Scale Computational Modeling of Fatigue Damage of Hard Ceramic Coatings with Microstructural Recursive Faults,” In. 2009 ASME International Mechanical Engineering Congress and Exposition, Lake Buena Vista, Florida, November 13-19, 2009.
92. Abu Al-Rub, R.K., “Nonlocal Interfacial Gradient Plasticity Governs Scale-Dependent Yield Strength and Strain Hardening Rates in Nanostructured Metals,” In. 2009 ASME International Mechanical Engineering Congress and Exposition, Lake Buena Vista, Florida, November 13-19, 2009.
91. Abu Al-Rub, R.K., “Modeling the Particle Size and Interfacial Hardening Effects in Metal Matrix Composites with Dispersed Particles at Decreasing Microstructural Length Scales,” In. 2009 ASME International Mechanical Engineering Congress and Exposition, Lake Buena Vista, Florida, November 13-19, 2009.
90. Yazdanbakhsh, A., Grasley, Z., Tyson, B., Abu Al-Rub, R.K., “Carbon Nanofibers and Nanotubes in Cementitious Materials: Some Issues on Dispersion and Interfacial Bond,” In. American Concrete Institute (ACI) Convention, Session on Nanotechnology of Concrete: The Next Big Thing is Small, New Orleans, Louisiana, November 8-12, 2009.
89. Abu Al-Rub, R.K., Faruk, A.N.M., “Multiresolution Analysis of Size-Scale Effects in Metal/Metal Alloys with Dispersed Particles at Decreasing Microstructural Length Scales,” In. 10th US National Congress on Computational Mechanics, Columbus, Ohio, July 16-19, 2009.
88. Abu Al-Rub, R.K., Kim, S.-M., “Predicting Mesh-Independent Ballistic Limits for Heterogeneous Targets by a Nonlocal Damage Computational Framework,” In. The 2009 Joint ASCE-ASME-SES Conference on Mechanics of Materials, Blacksburg, Virginia, June 24-27, 2009.
87. Graham, Abu Al-Rub, R.K., Masad, E.A., Little, D.N., “Damaged Viscoelastic-Viscoplastic Model for Asphalt Concrete Mixes,” In. The 2009 Joint ASCE-ASME-SES Conference on Mechanics of Materials, Blacksburg, Virginia, June 24-27, 2009.
86. Graham, M.A., Grasley, Z.C., Abu Al-Rub, R.K., “Probe Tip Shape and Size Effects in Nanoscale Indentation Tests for Elastic and Viscoelastic Materials,” In. The 2009 Joint ASCE-ASME-SES Conference on Mechanics of Materials, Blacksburg, Virginia, June 24-27, 2009.
85. Kim, S.-M., Abu Al-Rub, R.K., “Meso-Scale Computational Modeling of the Damage Response of Plain Concrete,” In. The 2009 Joint ASCE-ASME-SES Conference on Mechanics of Materials, Blacksburg, Virginia, June 24-27, 2009.
84. Tyson, S.-M., Abu Al-Rub, R.K., Yazdanbakhsh, A., Grasley, Z., “Carbon Nanotubes for Enhancing the Mechanical Properties of Cementitious Materials,” In. The 2009 Joint ASCE-ASME-SES Conference on Mechanics of Materials, Blacksburg, Virginia, June 24-27, 2009.
83. Abu Al-Rub, R.K., “Interfacial Plasticity Governs Strength Size-Scale Effects in Micro/Nanostructured Metals,” In. 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA 2009, Session on Impact and Shock Response, Palm Springs, California, May 4-7, 2009.
82. Abu Al-Rub, R.K., Kim, S.-M., “Nonlocal Microdamage Models for Mesh-independent Predictions of Ballistic Limits in High Velocity Impacts,” In. 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA 2009, Palm Springs, California, May 4-7, 2009.
81. Yazdanbakhsh, A., Grasley, Z., Tyson, B., Abu Al-Rub, R.K., “Dispersion of Carbon Nanofibers in Cementitious Composites,” In. American Concrete Institute (ACI) Convention, San Antonio, Texas, March 14-18, 2009.
 
2008
80. Abu Al-Rub, R.K., “On the Higher-Order Nonlocal Gradient-Dependent Theory and its Non-classical Microscopic Boundary Conditions,” In. 2008 ASME International Mechanical Engineering Congress and Exposition, Session on Nonlocal Methods and Length-Scale Effects, Boston, Massachusetts, November 2-6, 2008.
79. Abu Al-Rub, R.K., “Interfacial Gradient Plasticity Governs Scale-Dependent Yield Strength and Strain Hardening Rates at Decreasing Microstructural Length Scales,” In. 2008 ASME International Mechanical Engineering Congress and Exposition, Session on Multiscale Constitutive Modeling, Boston, Massachusetts, November 2-6, 2008.
78. Abu Al-Rub, R.K., “Multiresolution Modeling of Size and Interfacial Effects in Metal Matrix Composites with Dispersed Particles at Decreasing Microstructural Length Scales,” In. 2008 ASME International Mechanical Engineering Congress and Exposition, Session on Mechanics of Composites with Coupled Mechanical and Nonmechanical Behaviors, Boston, Massachusetts, November 2-6, 2008.
77. Abu Al-Rub, R.K., “Prediction of Nanoindentation Size Effect from Conical or Pyramidal Indentation,” In. 2008 ASME International Mechanical Engineering Congress and Exposition, Session on Modeling and Experiments in Nanoindentation, Boston, Massachusetts, November 2-6, 2008.
76. Abu Al-Rub, R.K., Kim*, S.-M., “Nonlocal Framework for Simulating the Micromechanics of Localized Damage and Fracture in Metals at High-Speed Impact,” In. 2008 ASME International Mechanical Engineering Congress and Exposition, Symposium Honoring John W. Hutchinson, Boston, Massachusetts, November 2-6, 2008.
75. Abu Al-Rub, R.K., Voyiadjis, G.Z., Bammann, D.J., Aifantis, E.C., “On the Higher-Order Gradient Plasticity Theory and its Non-classical Boundary Conditions,” In. 45th Annual Technical Meeting of the Society of Engineering Science (SES), Symposium on Plasticity and Damage Size Effects at the Micron and Nano Length Scales, Champaign, Illinois, October 12-15, 2008.
74. Abu Al-Rub, R.K., “Prediction of Micro and Nano Indentation Size Effects from Pyramidal and Spherical Indentation,” In. 45th Annual Technical Meeting of the Society of Engineering Science (SES), Symposium on Plasticity and Damage Size Effects at the Micron and Nano Length Scales, Champaign, Illinois, October 12-15, 2008.
73. Abu Al-Rub, R.K., “Interfacial Gradient Plasticity Governs Scale-Dependent Yield Strength and Strain Hardening Rates at Decreasing Microstructural Length Scales,” In. 45th Annual Technical Meeting of the Society of Engineering Science (SES), Session in Honor of Professor Subra Suresh, Champaign, Illinois, October 12-15, 2008.
72. Abu Al-Rub, R.K., “Multi-scale Prediction of Micro and Nano Indentation Size Effect,” In. First American Academy of Mechanics Conference, Session on Multi-scale Modeling and Simulation of Nano Structured Materials, New Orleans, Louisiana, June 17-20, 2008.
71. Abu Al-Rub, R.K., Kim*, S.-M., “Mesh-independent Predictions of Ballistic Limit of Projectile-Target High Speed Impact Damage through a Nonlocal Localization Limiter,” In. First American Academy of Mechanics Conference, Session on Vulnerability of Structures subject to Blast and Extreme Dynamic Loading, New Orleans, Louisiana, June 17-20, 2008.
70. Abu Al-Rub, R.K., “Prediction of Size Effects at the Micron and Submicron Length Scales,” In. First American Academy of Mechanics Conference, Session on Modeling Inelastic Deformation at Varying Length Scales, New Orleans, Louisiana, June 17-20, 2008.
69. Abu Al-Rub, R.K. “Nonlocal Gradient-dependent Plasticity and Damage: An Approach for Bridging the Material Length Scales,” Invited Speaker, Symposium of Predictive Science and Technology of Mechanics and Materials, Center for Advanced Vehicular Systems (CAVS), Mississippi State University, June 24, 2008.
68. Abu Al-Rub, R.K. “AHSS through Particle and Interface Effects,” Invited Speaker, NSF/DOE Steel Research Program Review, Auto/Steel Partnership Offices, Southfield, MI, April 10, 2008.
67. Abu Al-Rub, R.K., “Surface/Interfacial Effects on Size Dependent Strength of Micro/Nano Systems,” In. 49th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA 2008, Multiscale Material Analysis, Schaumburg, Illinois, April 7-10, 2008.
66. Abu Al-Rub, R.K., Kim*, S.-M., “Multi-scale Constitutive and Computational Modeling of Hypervelocity Impact Damage of Steel Targets,” In. 49th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA 2008, Impact and Shock Response, Schaumburg, Illinois, April 7-10, 2008.
65. Kim*, S.-M., Abu Al-Rub, R.K., “Computational Modeling and Simulation of High Velocity Impact Damage of Steel Targets,” In. 11th Annual Student Research Week, Texas A&M University, College Station, TX, March 24-28, 2008.
 
2007
64. Abu Al-Rub, R.K., Voyiadjis, G.Z., “Modeling the Size and Interface Effects in Thin Metal Film-Substrate Systems using the Strain Gradient Plasticity,” In: ASME International Mechanical Engineering Congress and Exposition, Seattle, Washington, November 11-15, 2007.
63. Abu Al-Rub, R.K., Voyiadjis, G.Z., Palazotto, A.N. “Micro-damage Constitutive Modeling and Numerical Simulation of Perforation of Targets by Projectiles,” In: ASME International Mechanical Engineering Congress and Exposition, Seattle, Washington, November 11-15, 2007.
62. Voyiadjis, G.Z., Abu Al-Rub, R.K., “Modeling of Size-Dependent Plasticity in Micro and Nano Systems,” In: ASME International Mechanical Engineering Congress and Exposition, Seattle, Washington, November 11-15, 2007.
61. Abu Al-Rub, R.K. “Interfacial Gradient Plasticity Governs Scale-Dependent Yield Strength and Strain Hardening Rates in Micro/Nano Structured Metals,” In. The 44th Annual Technical Meeting of the Society of Engineering Science, College Station, Texas, October 21-24, 2007.
60. Abu Al-Rub, R.K., Voyiadjis, G.Z., Bammann, D.J., Aifantis, E.C., “On the Higher-Order Gradient Plasticity Theory and its Non-standard Boundary Conditions,” In. The 44th Annual Technical Meeting of the Society of Engineering Science, College Station, Texas, October 21-24, 2007.
59. Abu Al-Rub, R.K., Voyiadjis, G.Z., “Prediction of Micro and Nano Indentation Size Effect from Conical or Pyramidal Indentation,” In. The 44th Annual Technical Meeting of the Society of Engineering Science, College Station, Texas, October 21-24, 2007.
58. Voyiadjis, G.Z., Abu Al-Rub, R.K., “Simulation of the Micromechanics of Localized Damage and Fracture in Metals at High Speed Impacts,” In. The 44th Annual Technical Meeting of the Society of Engineering Science, College Station, Texas, October 21-24, 2007.
57. Abu Al-Rub, R.K. “Multiresolution Modeling of the Micromechanics of Localized Damage and Fracture in Inelastic Solids and Structures under Hypervelocity Impacts,” Invited Speaker, US Army Research Laboratory, Aberdeen Proving Ground, Aberdeen, MD, October 4, 2007.
56. Abu Al-Rub, R.K., Voyiadjis, G.Z., Bammann, D.J., Aifantis, E.C., “On the Higher-Order Gradient Plasticity Theory and its Non-standard Boundary Condition,” In. 9th U.S. National Congress on Computational Mechanics, USNCCM9, San Francisco, California, July 22-26, 2007.
55. Voyiadjis, G.Z., Abu Al-Rub, R.K., “Simulation of the Micromechanics of Localized Damage and Fracture in Solids at High Speed Impacts,” In. 9th U.S. National Congress on Computational Mechanics, USNCCM9, San Francisco, California, July 22-26, 2007.
54. Voyiadjis, G.Z., Abu Al-Rub, R.K., “Modeling and Simulation of the Micromechanics of Localized Damage and Fracture in Inelastic Solids at High Speed Impacts,” In. 18th ASCE Engineering Mechanics Division Conference, (EMD2007), Blacksburg, Virginia, June 2007.
53. Abu Al-Rub, R.K., Voyiadjis, G.Z., “Surface/Interface Effects on Size Dependent Plasticity in Micro and Nano Systems,” In. 18th ASCE Engineering Mechanics Division Conference, (EMD2007), Blacksburg, Virginia, June 2007.
52. Voyiadjis, G.Z., Abu Al-Rub, R.K., Umit, C., “A Plasticity and Anisotropic Damage Model for Plain Concrete,” In. 18th ASCE Engineering Mechanics Division Conference, (EMD2007), Blacksburg, Virginia, June 2007.
51. Voyiadjis, G.Z., Abu Al-Rub, R.K.“The effect of surface or interface energy on size dependent plasticity at the micron and submicron length scales,” In.Materials Processing and Manufacturing Division Symposium: Mechanics and Materials Modeling and Materials Design Methodologies, in the Honor of Dr. Craig Hartley’s 40 years of Contributions to the Field of Mechanics and Materials Science, 2007 TMS Annual Meeting & Exhibition, 2007.
50. Abu Al-Rub, R.K. “Micromechanics of Localized Damage and Fracture in Inelastic Solids and Structures,” Invited Speaker, Texas A&M University, College Station, TX, 29 January, 2007.
 
2006
49. Voyiadjis, G.Z., Abu Al-Rub, R.K. “The Effect of Surface or Interface Energy on Size Effects for Thin Films,” In. 2006 ASME International Mechanical Engineering Congress and Exposition (IMECE 2006), Chicago, Illinois, 5-10 November, 2006.
48. Abu Al-Rub, R.K. “Micromechanics of Localized Fracture Phenomena in Inelastic Solids,” Invited Speaker, Catholic University of America, Washington D.C, 26 October, 2006.
47. Abu Al-Rub, R.K., Voyiadjis, G.Z., Bammann, D.J. “Higher-Order Gradient Theory for Size Dependent Plasticity,” In. The 43rd Annual Technical Meeting of the Society of Engineering Science, University Park, Pennsylvania, 13-16 August, 2006.
46. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Dislocation Based Continuum Gradient Plasticity,” In. The 43rd Annual Technical Meeting of the Society of Engineering Science, University Park, Pennsylvania, 13-16 August, 2006 (Keynote Lecture).
45. Voyiadjis, G.Z., Abu Al-Rub, R.K., Palazotto, A.N. “Modeling and Simulation of Impact Damage of Steel Plates by Deformable Projectiles,” In. 7th World Congress on Computational Mechanics, Los Angeles, California, 16-22 July, 2006 (Keynote Lecture).
44. Abu Al-Rub, R.K., Voyiadjis, G.Z. “On the Thermodynamic Framework of Size Dependent Plasticity-Application to Thin Films,” In. 7th World Congress on Computational Mechanics, Los Angeles, California, 16-22 July, 2006.
43. Voyiadjis, G.Z., Abu Al-Rub, R.K. “A Dislocation Based Gradient Plasticity Theory with Applications to Size Effects,” In. IUTAM Symposium on Plasticity at the Micron Scale, Lyngby, Denmark, 21-25 May, 2006.
42. Abu Al-Rub, R.K. “Multi-scale Modeling and Simulation of Structural Deterioration, High-Speed Impact Damage and Fracture,” Invited Speaker, University at Buffalo, The State University of New York, Buffalo, New York, 1 May, 2006.
41. Voyiadjis, G.Z., Abu Al-Rub, R.K., Palazotto, A.N. “Modeling and Simulation of Perforation of Steel Plates by Blunt Projectile,” In. 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, SDM: High Energy Impact Considerations, 1-4 May 2006, Newport, Rhode Island, USA.
 
2005
40. Abu Al-Rub, R.K., Voyiadjis, G.Z., Palazotto, A.N. “A Micro-Damage Model for High Velocity Impact Using Combined Viscosity and Gradient Localization Limiters,” In. 2005 ASME International Mechanical Engineering Congress and Exposition (IMECE 2005), Orlando, Florida, November, 2005.
39. Abu Al-Rub, R.K., Voyiadjis, G.Z. “A Dislocation Based Gradient Plasticity Theory with Applications to Size Effects,” In. 2005 ASME International Mechanical Engineering Congress and Exposition (IMECE 2005),Orlando, Florida, November, 2005.
38. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Comparison of the Strain Localization Approaches: Viscoplasticity Theory and Gradient Dependent Theory,” In. 2005 ASME International Mechanical Engineering Congress and Exposition (IMECE 2005), Orlando, Florida, November, 2005.
37. Voyiadjis, G.Z., Abu Al-Rub, R.K. “A Thermo-Viscoplastic and Damage Model for Cyclic Ratchetting: Theory and Computation,” In. 2005 ASME International Mechanical Engineering Congress and Exposition (IMECE 2005), Orlando, Florida, November, 2005.
36. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Computational Multi-Scale Modeling of Localization Phenomena due to Impact in Metals,” Invited Speaker, Air Force Institute of Technology, WPAFB, OH, September 8, 2005.
35. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Modeling Plasticity in Nanostructured Materials,” In. 20th IEEE International Symposium on Intelligent Control and 13th Mediterranean Conference on Control and Automation, Limassol, Cyprus, June, 2005.
34. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Computational Multi-Scale Modeling of Localization Phenomena in Metals,” in. 16th International Conference on Computer Methods in Mechanics, Czestochowa, Poland, June, 2005 (Keynote Lecture).
33. Abu Al-Rub, R.K., Voyiadjis, G.Z. “A Microstructural Based Gradient Plasticity Theory,” In. 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, Louisiana, June, 2005.
32. Abu Al-Rub, R.K., Voyiadjis, G.Z., Palazotto, A.N. “Finite Strain Plastic-Damage Model for High Velocity Impacts Using Combined Viscosity and Gradient Localization Limiters,” In. 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, Louisiana, June, 2005.
31. Abu Al-Rub, R.K., Voyiadjis, G.Z. “Identification of the Material Length Scale in Gradient Plasticity,” In. 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, Louisiana, June, 2005.
30. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Gradient Plasticity Theory with a Variable Length Scale Parameter,” In. 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, Louisiana, June, 2005.
29. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Finite Element Implementation of a Plasticity and Damage Model for Ratcheting,” In. 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, Louisiana, June, 2005.
28. Bammann, D.J., Abu Al-Rub, R.K., Voyiadjis, G.Z., “Thermodynamics of a Dislocation Gradient Model of Inelasticity,” In. 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, Baton Rouge, Louisiana, June, 2005.
27. Abu Al-Rub, R.K. “Multiscale Physical and Numerical Investigations of Size Effects and Strain Localization at the Micron and Submicron Length Scales,” Invited Speaker, 1 University of New Mexico, Albuquerque, New Mexico, April, 2005.
26. Voyiadjis, G.Z., Abu Al-Rub, R.K., Palazotto, A.N. “A Micro-Damage Model for High Velocity Impacts Using Nonlocal Theory,” In. 46th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, SDM: High Energy Impact Considerations, 18-21 April 2005, Austin, Texas, USA.
25. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Theoretical Framework for Coupling of Non-Local Damage and Viscoplasticity for Dynamic Localization Problems,” In. 11th International Conference on Fracture, Damage Mechanics, Turin, Italy, March 2005.
24. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Bridging of Material Length Scales Using the Gradient Plasticity Theory for Size Effects,” In. International Symposium on Plasticity 2005, January, 2005, Hawaii.
 
2004
23. Abu Al-Rub, R.K., Voyiadjis, G.Z. “Size Effects in Material Damage,” In. 2004 ASME International Mechanical Engineering Congress and RD&D Expo (IMECE 2004), November, 2004, Anaheim, California, USA.
22. Abu Al-Rub, R.K., Voyiadjis, G.Z. “Finite Element Implementation of a Thermoviscoplastic Model for Ratcheting,” In. 2004 ASME International Mechanical Engineering Congress and RD&D Expo (IMECE 2004), November, 2004, Anaheim, California, USA.
21. Abu Al-Rub, R.K., Voyiadjis, G.Z. “A Modified Gradient Plasticity Theory for Micro-Bending and Micro-Torsion Size Effects,” In. 2004 ASME International Mechanical Engineering Congress and RD&D Expo (IMECE 2004), November, 2004, Anaheim, California, USA.
20. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Multi-Scale Computational Modeling of Localization Problems,” In. 6th World Congress on Computational Mechanics, September 2004, China (Keynote Lecture).
19. Voyiadjis, G.Z., Abu Al-Rub, R.K., Palazotto, A.N. “Determination of Material Length Scale from Microbending of Thin Films,” In. 17th ASCE Engineering Mechanics Conference, Mechanics of thin films and coatings, 14 June 2004, Newark, Delaware, USA.
18. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Gradient Plasticity with Variable Length Scale Parameters,” In. 17th ASCE Engineering Mechanics Conference, Length-scale Constitutive Modeling of Pre- and Post-Failure Response of Civil Engineering Materials, 15 June 2004, Newark, Delaware, USA.
17. Abu Al-Rub, R.K. “A Multi-Scale Constitutive Model to Simulate Structural Deterioration, High-Speed Impact Damage and Fracture,” Invited Speaker, University of Delaware, Newark, Delaware, April, 2004.
16. Abu Al-Rub, R.K., Voyiadjis, G.Z., Palazotto, A.N. “A Gradient-Dependent Constitutive Model to Simulate Impact Damage Problem,” In. 45th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, SDM: High Energy Impact Considerations, 21 April 2004, Palm Springs, California, USA.
 
2003
15. Abu Al-Rub, R.K., Voyiadjis, G.Z. “Intrinsic length scale of gradient plasticity and indentation size effect,” Student Paper Competition of the SES 2003, 40th Annual Technical Meeting of the Society of Engineering Science Conference, University of Michigan, Michigan, October 12-15, 2003.
14. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Gradient plasticity theory with variable length scale parameters,” Symposium of Gradient Plasticity Theory, 40th Annual Technical Meeting of the Society of Engineering Science Conference, University of Michigan, Michigan, October 12-15, 2003.
13. Abu Al-Rub, R.K., Voyiadjis, G.Z. “Determination of the Material Intrinsic Length Scale of Gradient Plasticity Theory,” The Tenth International Conference on Composites/Nano Engineering, New Orleans, Louisiana, July 20-26, 2003.
12. Voyiadjis, G.Z., Abu Al-Rub, R.K., Palazotto, A.N., “Thermodynamic Framework for Coupling of Viscoplasticity and Viscodamage for Dynamic Localization Problems Using Gradient Theory,” The 16th ASCE Engineering Mechanics Conference, Seattle, Washington, July 16-18, 2003.
11. Voyiadjis, G.Z., Abu Al-Rub, R.K., Palazotto, A.N., “Determination of the material intrinsic length scale of gradient plasticity theory,” Symposium on Multiscale Modeling of the Plasticity, The Tenth International Symposium of Plasticity, Quebec, July 7-11, 2003.
10. Abu Al-Rub, R.K., Voyiadjis, G.Z. “Thermodynamic Framework for Coupling of Viscoplasticity and Viscodamage for Dynamic Localization Problems Using Gradient Theory,” In. 984th American Mathematical Society (AMS) Meeting, Applied Mathematics and Materials Science Special Session, Baton Rouge, Louisiana, March 14-16, 2003.
 
2002
9. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Determination of the Material Length-Scale Using Nano-and Micro-Indentation.” MSCSI-net Workshop on Parameter Identification in Structural and Materials Engineering, Technical University (Polytechnic) of Milan, Italy, November 2002.
8. Voyiadjis, G.Z., Dorgan, R.J., Abu Al-Rub, R.K. “Gradients of Hardening in Nonlocal Dislocation Based Plasticity,” IUTAM Symposium on Multiscale Modeling and Characterization of Elastic-Inelastic Behavior of Engineering Materials, Marrakesh, Morocco, October 2002.
7. Voyiadjis, G.Z., Abu Al-Rub, R.K. “Length Scales in Gradient Plasticity.” IUTAM Symposium on Multiscale Modeling and Characterization of Elastic-Inelastic Behavior of Engineering Materials, Marrakesh, Morocco, October 2002.
6. Voyiadjis, G. Z., Abu Al-Rub, R.K. “On the Coupling of Damage and Plasticity Models for Ductile Materials.” Symposium of “Continuum Plasticity and Damage,” of the SES 2002, 39th Annual Technical Meeting of the Society of Engineering Science Conference, State College, Pennsylvania, October 2002.
5. Abu Al-Rub, R.K., Voyiadjis, G.Z., Palazotto, A.N. “Thermodynamic Framework for Coupling of Non-Local Viscoplasticity and Non-Local Anisotropic Viscodamage for Dynamic Localization Problems Using Gradient Theory.” Presented at the Student Paper Competition, of the SES 2002, 39th Annual Technical Meeting of the Society of Engineering Science Conference, State College, Pennsylvania, October 2002.
4. Abu Al-Rub, R.K., Voyiadjis, G.Z., Palazotto, A.N. “Impact Damage of Materials,” Invited Speaker, Air Force Institute of Technology, WPAFB, OH, July 24, 2002.
3. Voyiadjis, G.Z., Abu Al-Rub, R.K., Palazotto, A.N., “A Consistent Thermodynamic and Coupled Impact Damage-Viscoplastic Model for MMCs.” Symposium on Damage in Composites in Honor of Professor C. T. Herakovich, 14th US National Congress of Applied Mechanics, Virginia Tech, Virginia, June 2002.
2. Voyiadjis, G.Z., Venson A.R., Abu Al-Rub, R.K. “Damage Quantification in Metal Matrix Composites.” Symposium on Recent Advances in Experimental Mechanics in Honor of Professor I. M. Daniel, 14th US National Congress of Applied Mechanics, Virginia Tech, Blacksburg, June 2002.
1. Voyiadjis, G.Z., Abu Al-Rub, R.K., Araujo, M., “Thermodynamic Consistent Model for the Evolutionary Equation of the Backstress in Cyclic Plasticity.” Symposium on Multiscale Modeling of the Plasticity, International Conference on Plasticity, Aruba, January 2002.
 
Conference Committee/Session Chair
20. Symposium Organizer “Size Scale Effects in Micro/Nano Structured Materials and Composites” In: 2010 ASME International Mechanical Engineering Congress and Exposition, November 12-18, 2010 Vancouver, British Columbia, Canada.
19. Symposium Organizer “Size Scale Effects in Micro/Nano Structured Materials and Composites” In: The 47th Annual Technical Meeting of the Society of Engineering Science, October 4-6, 2010, Iowa State University, Ames, Iowa, USA.
18. Symposium Organizer “Non-Local and Strain Gradient Elasticity, Viscoelasticity, and Plasticity” In: 16th US National Congress on Theoretical and Applied Mechanics (USNCTAM), June 27-July 2, 2010, State College, Pennsylvania, USA.
17. Symposium Organizer “Damage Mechanics of Solids and Structures” In: 16th US National Congress on Theoretical and Applied Mechanics (USNCTAM), June 27-July 2, 2010, State College, Pennsylvania, USA.
16. Session Chair “Advanced Aerospace Materials II” In: 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, April 12-15, 2010, Orlando, Florida, USA.
15. Session Chair “Micro-plasticity and Homogenization (in honor of Prof. Ohno),” In. Plasticity 2010, Jan. 3-8, 2010, St. Kitts.
14. Session Co-Organizer “Fatigue and Damage” In: ASME International Mechanical Engineering Congress and Exposition, November 13-19, 2009, Lake Buena Vista, Florida, USA.
13. Member of the Scientific Committee of the International Conference on “Advances in Nanotechnology for Aerospace Measurements and Testing,” October 2009, Montereal, Quebec, Canada.
12. Session co-Chair, “Multi-Scale Behavior of Damage and Failure Mechanics,” In: The 2009 Joint ASCE-ASME-SES Conference on Mechanics and Materials, June 24-27, 2009, Blacksburg, Virginia, USA.
11. Symposium co-Organizer, “Nano-, Bio-, Cellular and Multifunctional Materials,” In: The 2009 Joint ASCE-ASME-SES Conference on Mechanics and Materials, June 24-27, 2009, Blacksburg, Virginia, USA.
10. Session Chair, “Symposium on Multi-Scale Constitutive Modelling,” In: ASME International Mechanical Engineering Congress and Exposition, October 31-November 6, 2008, Boston, Massachusetts, USA.
9. Symposium organizer, “Plasticity and Damage Size Effects at the Micron and Nano Length Scales,” In: The 45th Annual Technical Meeting of the Society of Engineering Science, October 12-15, 2008, University of Illinois at Urbana-Champaign, Illinois, USA.
8. Session Chair, “Bridging the Length Scales,” In: ASME International Mechanical Engineering Congress and Exposition, November 11-15, 2007, Seattle, Washington, USA.
7. Symposium organizer, “Plasticity and Damage Size Effects at the Micron and Nano Length Scales,” In: The 44th Annual Technical Meeting of the Society of Engineering Science, October 21-24, 2007, College Station, Texas, USA.
6. Session Chair, “Multiscale Studies of Plasticity–VI,” In: The 44th Annual Technical Meeting of the Society of Engineering Science, October 21-24, 2007, College Station, Texas, USA.
5. Judge of undergraduate and graduate students posters. In: 2007 Nano Summit, August 7-8, 2007, College Station, Texas, USA.
4. Symposium organizer, “Size Effects at the Micron and Submicron Length Scales in Metals,” In: The 43rd Annual Technical Meeting of the Society of Engineering Science, August 13-16, 2006, University Park, Pennsylvania, USA.
3. Mini-symposium organizer, “Physically Based Constitutive Models for Metals: Theory and Computation,” In: 7th World Congress on Computational Mechanics, July 16-22, 2006, Los Anglos, California, USA.
2. Session Chair, “Multiscale Modeling of Defects in Crystals,” In: 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, McMat 2005, June 1-3, 2005, Baton Rouge, Louisiana, USA.
1. Local organizing committee of 2005 Joint ASME/ASCE/SES Conference on Mechanics and Materials, McMat 2005, June 1-3, 2005, Baton Rouge, Louisiana, USA.
 
 
 
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