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Theodore Nicholas
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Proceedings Papers

Modeling of Inelastic Metal Matrix Composite Response Under Multiaxial Loading

Jalees Ahmad, Theodore Nicholas
Proc. ASME. IMECE96, Aerospace and Materials, 311-323, November 17–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1996-0487
https://doi.org/10.1115/IMECE1996-0487
View Paper titled, Modeling of Inelastic Metal Matrix Composite Response Under Multiaxial Loading
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Topics: Composite materials, Deformation, Flow (Dynamics), Metal matrix composites, Metals, Modeling, Stress analysis (Engineering)
Proceedings Papers

Sustained-Load Cracking in Mill Annealed Ti-6Al-4V at Room Temperature

Youri Lenets, James P. Thomas, Theodore Nicholas
Proc. ASME. IMECE97, Recent Advances in Solids/Structures and Application of Metallic Materials, 315-321, November 16–21, 1997
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1997-0547
https://doi.org/10.1115/IMECE1997-0547
View Paper titled, Sustained-Load Cracking in Mill Annealed Ti-6Al-4V at Room Temperature
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Topics: Cracking (Materials), Fracture (Process), Stress, Temperature, Fracture (Materials), Diffusion processes, Fatigue, Forging, Fracture mechanics, Hydrogen
Proceedings Papers

Prediction of Metal Matrix Composite Response to Multiaxial Stresses

Jalees Ahmad, Golam M. Newaz, Theodore Nicholas
Proc. ASME. IMECE98, Recent Advances in Mechanics of Aerospace Structures and Materials, 43-59, November 15–20, 1998
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1998-0359
https://doi.org/10.1115/IMECE1998-0359
View Paper titled, Prediction of Metal Matrix Composite Response to Multiaxial Stresses
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Topics: Metal matrix composites, Stress, Composite materials, Damage, Deformation, Design, Finite element analysis, Stress analysis (Engineering)
Proceedings Papers

High Cycle Fatigue Behavior and Notch Size Effects in Ti-6Al-4V

David B. Lanning, George K. Haritos, Theodore Nicholas
Proc. ASME. IMECE98, Mechanical Behavior of Advanced Materials, 19-25, November 15–20, 1998
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1998-1137
https://doi.org/10.1115/IMECE1998-1137
View Paper titled, High Cycle Fatigue Behavior and Notch Size Effects in Ti-6Al-4V
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Topics: High cycle fatigue, Stress, Cycles, Failure, Fatigue limit, Fatigue, Size effect, Interpolation, Machinery, Stress concentration
Proceedings Papers

An Approach for MMC Component Design

Jalees Ahmad, Unnikrishnan Santhosh, Golam M. Newaz, Theodore Nicholas
Proc. ASME. IMECE99, Advances in Aerospace Materials and Structures, 165, November 14–19, 1999
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1999-0146
https://doi.org/10.1115/IMECE1999-0146
View Paper titled, An Approach for MMC Component Design
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Topics: Design, Metal matrix composites, Damage, Deformation, Stress, Modeling, Fibers, Titanium, Composite materials, Rotors
Proceedings Papers

Reliability High Cycle Fatigue Design of Gas Turbine Blading System Using Probabilistic Goodman Diagram

M.-H. Herman Shen, Theodore Nicholas
Proc. ASME. IMECE2000, Materials: Book of Abstracts, 17, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-2652
https://doi.org/10.1115/IMECE2000-2652
View Paper titled, Reliability High Cycle Fatigue Design of Gas Turbine Blading System Using Probabilistic Goodman Diagram
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Topics: Design, Gas turbines, High cycle fatigue, Reliability, Probability, Stress, Failure, Fracture (Materials), Inspection, Air Force
Proceedings Papers

A New Multiaxial Fatigue Testing Method for Variable-Amplitude Loading and Stress Ratio

Tommy J. George, M.-H. Herman Shen, Theodore Nicholas, Charles J. Cross
Proc. ASME. GT2003, Volume 3: Turbo Expo 2003, 609-617, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38512
https://doi.org/10.1115/GT2003-38512
View Paper titled, A New Multiaxial Fatigue Testing Method for Variable-Amplitude Loading and Stress Ratio
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Topics: Fatigue testing, Stress, Fatigue, Vibration, Aluminum, Cycles, Design, Feedback, Finite element model, Gas turbines
Journal Articles

A New Multiaxial Fatigue Testing Method for Variable-Amplitude Loading and Stress Ratio

Tommy J. George, M.-H. Herman Shen, Theodore Nicholas, Charles J. Cross
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2006, 128(4): 857–864.
https://doi.org/10.1115/1.1788687
Published Online: September 18, 2006
View Article titled, A New Multiaxial Fatigue Testing Method for Variable-Amplitude Loading and Stress Ratio
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Topics: Cycles, Fatigue, Fatigue testing, Stress, Vibration, Finite element model
Journal Articles

Goodman Diagram Via Vibration-Based Fatigue Testing

Tommy J. George, M.-H. Herman Shen, Onome Scott-Emuakpor, Theodore Nicholas, Charles J. Cross, Jeffrey Calcaterra
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. January 2005, 127(1): 58–64.
https://doi.org/10.1115/1.1836791
Published Online: February 22, 2005
View Article titled, Goodman Diagram Via Vibration-Based Fatigue Testing
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Topics: Cycles, Fatigue, Fatigue testing, Stress, Vibration, Steel, Finite element model, Design
Journal Articles

Fatigue Crack Growth Rate Characteristics of Laser Shock Peened Ti-6Al-4V

John J. Ruschau, Reji John, Steven R. Thompson, Theodore Nicholas
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. July 1999, 121(3): 321–329.
https://doi.org/10.1115/1.2812381
Published Online: July 1, 1999
View Article titled, Fatigue Crack Growth Rate Characteristics of Laser Shock Peened Ti-6Al-4V
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Topics: Fatigue cracks, Lasers, Shock (Mechanics), Laser hardening, Stress, Compressive stress, Damage, Fracture (Materials), Titanium