Research Grants

2019-2020
Time-dependent Deformation in Solid Solution Strengthened Nickel based Superalloy with Non Uniform Grain Boundary Carbide Distribution at 950 oC – NASA RI Space Grant.

2009-2014
Deformation and Progressive Failure of Structural Steel Subjected to Coupled Blast/Fire Loading – Experiments and Modeling, URI-NEU Center of Excellence for Explosives Detection, Mitigation and Response – Department of Homeland Security.

2008-2012
Mechanistic Modeling of Time-Dependent Small Crack Growth in Ni-Based Superalloy using a Cohesive Zone Approach-Durable High Temperature Disk Material, Air Force / United Technologies.

2005-2009
Development of Constitutive Flow Behavior of Steel under Fire Conditions: A Combined Experimental and Numerical Approach, FM Global.

2005-2008
Creep Crack growth in Advanced P/M Superalloy Aero-Engine Disk Materials, Pratt & Whitney.

2000-2002
High-Temperature Fatigue Crack Growth Mechanisms in Lamellar and Duplex Titanium Microstructure, SNECMA (France).

1999-2003
Modeling of Interfacial Fracture Mechanisms in Bimaterial Systems at Elevated Temperatures using Experimental and Computational Methods, USAF Office of Scientific Research.

1996-1999
Deformation and Fatigue Crack Initiation and Propagation in Thin Sheets of AM-350 Steel and Superalloys at Room and Elevated-Temperatures, EG&G Sealol.

1995-1998
Durability and Damage Tolerance of Advanced High Temperature Metal Matrix Composites, USAF Office of Scientific Research.

1994-1995
Influence of chromium and nickel contents on the time-dependent behavior of Ti-6242 and Ti-1100 alloys, Titanium International Corporation.

1994-1995
Fatigue Crack growth Mechanisms in Superalloy N-18, SNECMA (France).

1992-1995
Experimental Study of Bridging Crack Growth Mechanism in SM1240/Timetal-β21S MMC at Elevated Temperatures, Department of Defense.

1992-1995
Thermomechanical Environmental Damage in the Fiber Reinforced β21S/Sigma 1240 Ti-Based Metal Matrix Composite, USAFOSR.

1992-1994
Thermo-mechanical Environmental Damage in the Fiber Reinforced β21S/Sigma 1240 Ti-Based Metal Matrix Composite United Technologies.

1990-1992
Oxidation – Dominated Fatigue Crack Growth Behavior in Alloy 718 at 650°C, USAF Office of Scientific Research.

1990-1993
High Temperature Crack Growth in Near α- Titanium Alloys Titanium International Corporation.

1990-1992
Influence of Oxygen on Crack growth in Alloy 718, NATO Scientific Research Office (joint program with Ecole des Mines de Paris, France).

1987-1990
Effect of Mean Stress on Nickel-Base Superalloy at Elevated Temperature and Dwell Fatigue Small Flow Crack Growth for Two Gas Turbine Alloys, United Technologies.

1985-1988
Study of Probabilistic Fatigue Crack Growth and Associate Scatter Under Constant and Variable Amplitude Loading Spectrum, USAF Office of Scientific Research.

1982-1986
Experimental Study of Rail Head Damage, Association of American Railroads.

1983-1986
Evolution of Crack Front Distribution During the CrackPropagationState in High Performance Alloys, USAF Office of Scientific Research.

1984-1985
Scanning Electron Microscope for the Study of the Evolution of the Crack Front, Dept. of Defense Instrumentation Program.

1977-1981
Material Characteristics of Rail steel Under Heavy Traffic Conditions, Canadian Pacific and Transportation Development Centre, Montreal.

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