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Journal Articles

An Extended Finite Element Method Based Approach for Modeling Crevice and Pitting Corrosion

Ravindra Duddu, Nithyanand Kota, Siddiq M. Qidwai
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. August 2016, 83(8): 081003.
Paper No: JAM-15-1676
https://doi.org/10.1115/1.4033379
Published Online: May 20, 2016
View Article titled, An Extended Finite Element Method Based Approach for Modeling Crevice and Pitting Corrosion
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Topics: Corrosion, Finite element analysis, Modeling, Finite element methods, Electric potential, Alloys
Proceedings Papers

An Extended Finite Element Model of Crevice and Pitting Corrosion

Ravindra Duddu, Nithyanand Kota, Siddiq Qidwai
Proc. ASME. IMECE2015, Volume 9: Mechanics of Solids, Structures and Fluids, V009T12A021, November 13–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2015-50423
https://doi.org/10.1115/IMECE2015-50423
View Paper titled, An Extended Finite Element Model of Crevice and Pitting Corrosion
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Topics: Corrosion, Finite element model, Alloys, Chemical reactions, Dimensions, Electric potential, Electrolytic corrosion, Finite element analysis, Finite element methods, Flux (Metallurgy)
Proceedings Papers

Computational Evaluation of Incomplete Coating Coverage

Virginia G. DeGiorgi, Siddiq M. Qidwai, Nithyanand Kota
Proc. ASME. IMECE2014, Volume 14: Emerging Technologies; Engineering Management, Safety, Ethics, Society, and Education; Materials: Genetics to Structures, V014T11A006, November 14–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2014-37952
https://doi.org/10.1115/IMECE2014-37952
View Paper titled, Computational Evaluation of Incomplete Coating Coverage
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Topics: Coating processes, Coatings, Corrosion, Failure, Fracture (Materials), Metals, Construction, Damage, Diffusion (Physics), Maintenance
Proceedings Papers

New Metrics for Pit Shape Characterization

Virginia G. DeGiorgi, Siddiq M. Qidwai, Nithyanand Kota
Proc. ASME. IDETC-CIE2014, Volume 1A: 34th Computers and Information in Engineering Conference, V01AT02A008, August 17–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DETC2014-35140
https://doi.org/10.1115/DETC2014-35140
View Paper titled, New Metrics for Pit Shape Characterization
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Topics: Shapes, Stress, Stress concentration, Biomedicine, Blood vessels, Corrosion, Geometry
Proceedings Papers

Numerical Modeling of Pit Growth in Microstructure

Virginia G. DeGiorgi, Nithyanand Kota, Alexis C. Lewis, Siddiq M. Qidwai
Proc. ASME. IDETC-CIE2013, Volume 2A: 33rd Computers and Information in Engineering Conference, V02AT02A001, August 4–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: DETC2013-12074
https://doi.org/10.1115/DETC2013-12074
View Paper titled, Numerical Modeling of Pit Growth in Microstructure
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Topics: Computer simulation, Corrosion, Electrolytes, Shapes, Crystal structure, Current density, Electric potential, Finite element model, Fluctuations (Physics), Interpolation
Proceedings Papers

Comparison of Mechanical Variable Identifiers of Brain Injury

Siddiq M. Qidwai, Nithyanand Kota, Alan C. Leung, Amit Bagchi
Proc. ASME. SBC2013, Volume 1A: Abdominal Aortic Aneurysms; Active and Reactive Soft Matter; Atherosclerosis; BioFluid Mechanics; Education; Biotransport Phenomena; Bone, Joint and Spine Mechanics; Brain Injury; Cardiac Mechanics; Cardiovascular Devices, Fluids and Imaging; Cartilage and Disc Mechanics; Cell and Tissue Engineering; Cerebral Aneurysms; Computational Biofluid Dynamics; Device Design, Human Dynamics, and Rehabilitation; Drug Delivery and Disease Treatment; Engineered Cellular Environments, V01AT10A001, June 26–29, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SBC2013-14035
https://doi.org/10.1115/SBC2013-14035
View Paper titled, Comparison of Mechanical Variable Identifiers of Brain Injury
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Topics: Traumatic brain injury, Wounds, Brain, Biological tissues, Failure, Simulation, Constitutive equations, Impact modeling, Pressure, Stress
Journal Articles

Effect of Severe Prior Deformation on Electrical-Assisted Compression of Copper Specimens

Michael S. Siopis, Brad L. Kinsey, Nithyanand Kota, O. Burak Ozdoganlar
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Technical Briefs
J. Manuf. Sci. Eng. December 2011, 133(6): 064502.
https://doi.org/10.1115/1.4005351
Published Online: December 21, 2011
View Article titled, Effect of Severe Prior Deformation on Electrical-Assisted Compression of Copper Specimens
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Topics: Compression, Copper, Current density, Deformation, Electric arc furnaces, Flow (Dynamics), Grain size, Stress, Extruding, Dislocation motion
Journal Articles

A Rate-Sensitive Plasticity-Based Model for Machining of Face-Centered Cubic Single-Crystals—Part I: Model Development

Nithyanand Kota, Anthony D. Rollett, O. Burak Ozdoganlar
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2011, 133(3): 031017.
https://doi.org/10.1115/1.4004134
Published Online: July 1, 2011
View Article titled, A Rate-Sensitive Plasticity-Based Model for Machining of Face-Centered Cubic Single-Crystals—Part I: Model Development
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Topics: Crystals, Cutting, Deformation, Machining, Plasticity, Shear (Mechanics), Work hardening, Rotation, Micromachining, Friction
Journal Articles

A Rate-Sensitive Plasticity-Based Model for Machining of fcc Single-Crystals—Part II: Model Calibration and Validation

Nithyanand Kota, Anthony D. Rollett, O. Burak Ozdoganlar
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. June 2011, 133(3): 031018.
https://doi.org/10.1115/1.4004135
Published Online: July 1, 2011
View Article titled, A Rate-Sensitive Plasticity-Based Model for Machining of fcc Single-Crystals—Part II: Model Calibration and Validation
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Topics: Aluminum, Calibration, Copper, Crystals, Cutting, Friction, Hardening, Machining, Plasticity, Rotation
Proceedings Papers

Effect of Severe Prior Deformation on Electrical-Assisted Compression of Copper Specimens

Michael S. Siopis, Brad L. Kinsey, Nithyanand Kota, O. Burak Ozdoganlar
Proc. ASME. MSEC2010, ASME 2010 International Manufacturing Science and Engineering Conference, Volume 1, 731-737, October 12–15, 2010
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2010-34276
https://doi.org/10.1115/MSEC2010-34276
View Paper titled, Effect of Severe Prior Deformation on Electrical-Assisted Compression of Copper Specimens
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Topics: Compression, Copper, Deformation, Electric arc furnaces, Flow (Dynamics), Stress, Current density, Dislocations, Dislocation motion, Extruding
Journal Articles

Effects of Crystallographic Anistropy on Orthogonal Micromachining of Single-Crystal Aluminum

Benjamin L. Lawson, Nithyanand Kota, O. Burak Ozdoganlar
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Special Section: Micromanufacturing
J. Manuf. Sci. Eng. June 2008, 130(3): 031116.
https://doi.org/10.1115/1.2917268
Published Online: June 3, 2008
View Article titled, Effects of Crystallographic Anistropy on Orthogonal Micromachining of Single-Crystal Aluminum
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Topics: Aluminum, Crystals, Cutting, Friction, Micromachining, Shear (Mechanics), Shear stress