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Proceedings Papers

Design and Evaluation of a Programmable Triaxial Joint Simulator

Mary K. O’Connell, Susan P. James
Proc. ASME. IMECE97, Advances in Bioengineering, 301-302, November 16–21, 1997
Paper No: IMECE1997-0348
https://doi.org/10.1115/IMECE1997-0348
View Paper titled, Design and Evaluation of a Programmable Triaxial Joint Simulator
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Topics: Coatings, Design, Modeling, Physiology, Prostheses, Surface finishing
Proceedings Papers

Stress Intensity Factor Predictions at Clad Interfaces

W. J. Brayshaw, P. James, B. Pellereau
Proc. ASME. PVP2021, Volume 4: Materials and Fabrication, V004T06A010, July 13–15, 2021
Paper No: PVP2021-61684
https://doi.org/10.1115/PVP2021-61684
View Paper titled, Stress Intensity Factor Predictions at Clad Interfaces
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Topics: Stress
Journal Articles

Effect of Die Clearance on Peak Punching Force During Cryogenic Micropunching of Polycaprolactone

Amrit Sagar, Christopher Nehme, Anil Saigal, Thomas P. James
Journal: Journal of Engineering and Science in Medical Diagnostics and Therapy
Article Type: Research-Article
ASME J of Medical Diagnostics. February 2021, 4(1): 011004.
Paper No: JESMDT-20-1043
https://doi.org/10.1115/1.4049106
Published Online: December 10, 2020
View Article titled, Effect of Die Clearance on Peak Punching Force During Cryogenic Micropunching of Polycaprolactone
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Topics: Clearances (Engineering), Finite element analysis, Punching (Metalworking), Simulation, Modeling, Membranes
Proceedings Papers

Crack Opening Areas Under Combined Primary and Secondary Loading

W. J. Brayshaw, P. James, J. Sharples, C. Aird
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A056, August 3, 2020
Paper No: PVP2020-21476
https://doi.org/10.1115/PVP2020-21476
View Paper titled, Crack Opening Areas Under Combined Primary and Secondary Loading
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Topics: Fracture (Materials), Leak-before-break
Proceedings Papers

Implementation of Ductile Damage Models to Determine Constraint Parameters for Ductile Materials: Phase 1 — Generic Constraint Conditions

J. Beswick, P. James, J. Sharples
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A012, August 3, 2020
Paper No: PVP2020-21492
https://doi.org/10.1115/PVP2020-21492
View Paper titled, Implementation of Ductile Damage Models to Determine Constraint Parameters for Ductile Materials: Phase 1 — Generic Constraint Conditions
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Topics: Damage, Fracture (Materials), Fracture toughness, Stress, Boundary layers, Steel, Failure, Finite element analysis, Geometry, Low temperature
Journal Articles

Stress–Strain Relationship of Polycaprolactone in Liquid Nitrogen for Finite Element Simulation of Cryogenic Micropunching Process

Amrit Sagar, Christopher Nehme, Anil Saigal, Thomas P. James
Journal: Journal of Engineering and Science in Medical Diagnostics and Therapy
Article Type: Research-Article
ASME J of Medical Diagnostics. August 2020, 3(3): 031005.
Paper No: JESMDT-20-1002
https://doi.org/10.1115/1.4047461
Published Online: June 26, 2020
View Article titled, Stress–Strain Relationship of Polycaprolactone in Liquid Nitrogen for Finite Element Simulation of Cryogenic Micropunching Process
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Topics: Compression, Finite element analysis, Flow (Dynamics), Materials properties, Nitrogen, Punching (Metalworking), Simulation, Stress, Stress-strain relations, Temperature
Proceedings Papers

Cryogenic Material Properties of Polycaprolactone

Amrit Sagar, Christopher Nehme, Anil Saigal, Thomas P. James
Proc. ASME. IMECE2019, Volume 3: Biomedical and Biotechnology Engineering, V003T04A001, November 11–14, 2019
Paper No: IMECE2019-10180
https://doi.org/10.1115/IMECE2019-10180
View Paper titled, Cryogenic Material Properties of Polycaprolactone
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Topics: Materials properties
Proceedings Papers

Advanced Assessment of Ductile Fracture Behaviour in Dissimilar Metal Welds Using X-Ray Tomography

W. J. Brayshaw, A. Cooper, A. H. Sherry, P. James
Proc. ASME. PVP2018, Volume 6B: Materials and Fabrication, V06BT06A042, July 15–20, 2018
Paper No: PVP2018-84014
https://doi.org/10.1115/PVP2018-84014
View Paper titled, Advanced Assessment of Ductile Fracture Behaviour in Dissimilar Metal Welds Using X-Ray Tomography
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Topics: Ductile fracture, Metals, Welded joints, X-rays, Fracture (Materials), Alloys, Damage, Fracture toughness, Fillers (Materials), Finite element analysis
Proceedings Papers

Identification and Avoidance of Impeller Resonance From Impeller Interference Diagram (SAFE-Diagram) for an Open Impeller in an Integrally Geared Centrifugal Air Compressor

Raghavendra R. Bejgam, Mathew P. James
Proc. ASME. GTINDIA2017, Volume 2: Structures and Dynamics; Renewable Energy (Solar, Wind); Inlets and Exhausts; Emerging Technologies (Hybrid Electric Propulsion, UAV, ...); GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T05A005, December 7–8, 2017
Paper No: GTINDIA2017-4599
https://doi.org/10.1115/GTINDIA2017-4599
View Paper titled, Identification and Avoidance of Impeller Resonance From Impeller Interference Diagram (SAFE-Diagram) for an Open Impeller in an Integrally Geared Centrifugal Air Compressor
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Topics: Air compressors, Impellers, Resonance, Excitation, Diffusers, Blades, Design, Centrifugal force, Disks, Geometry
Proceedings Papers

Features Testing of Stud Material Under Low Constraint Ductile Tearing

P. James, M. Jackson, P. Birkett, C. Madew
Proc. ASME. PVP2017, Volume 6A: Materials and Fabrication, V06AT06A028, July 16–20, 2017
Paper No: PVP2017-65351
https://doi.org/10.1115/PVP2017-65351
View Paper titled, Features Testing of Stud Material Under Low Constraint Ductile Tearing
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Topics: Testing, Fracture (Materials), Stress, Geometry, Screw threads, Failure, Finite element analysis, Fracture toughness, Materials testing, Nondestructive evaluation
Proceedings Papers

Simplified Assessment of Studs Allowing for Low Constraint Conditions

P. James, C. Madew, M. Jackson
Proc. ASME. PVP2017, Volume 6A: Materials and Fabrication, V06AT06A029, July 16–20, 2017
Paper No: PVP2017-65353
https://doi.org/10.1115/PVP2017-65353
View Paper titled, Simplified Assessment of Studs Allowing for Low Constraint Conditions
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Topics: Finite element analysis, Fracture (Materials), Fracture toughness, Geometry, Materials testing, Nondestructive evaluation, Nuclear reactors, Pressure vessels, Screw threads, Stress
Proceedings Papers

Characterisation of Microstructure and Properties of a Transition Weld

W. J. Brayshaw, A. H. Sherry, M. G. Burke, P. James
Proc. ASME. PVP2016, Volume 6B: Materials and Fabrication, V06BT06A007, July 17–21, 2016
Paper No: PVP2016-63045
https://doi.org/10.1115/PVP2016-63045
View Paper titled, Characterisation of Microstructure and Properties of a Transition Weld
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Topics: Alloys, Base metals, Electrons, Fillers (Materials), Flow (Dynamics), Fractography, Fracture (Materials), Fracture (Process), Heat, Imaging
Proceedings Papers

Application of Microforming to Create Chondrocyte Home Sites in a Natural Cartilage Matrix

Theodore W. Vandenberg, Christopher R. Nehme, Thomas P. James
Proc. ASME. IMECE2014, Volume 2B: Advanced Manufacturing, V02BT02A051, November 14–20, 2014
Paper No: IMECE2014-36953
https://doi.org/10.1115/IMECE2014-36953
View Paper titled, Application of Microforming to Create Chondrocyte Home Sites in a Natural Cartilage Matrix
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Topics: Cartilage, Chondrocytes, Biological tissues, Osteoarthritis, Punching (Metalworking), Biodegradation, Clearances (Engineering), Damage, Inspection, Knee
Proceedings Papers

Fabrication and Investigation of a Micro-Progressive Die Set for Microforming of Sheet Metals

Christopher R. Nehme, Amrit Sagar, William C. Messner, Thomas P. James
Proc. ASME. IMECE2014, Volume 10: Micro- and Nano-Systems Engineering and Packaging, V010T13A034, November 14–20, 2014
Paper No: IMECE2014-36933
https://doi.org/10.1115/IMECE2014-36933
View Paper titled, Fabrication and Investigation of a Micro-Progressive Die Set for Microforming of Sheet Metals
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Topics: Manufacturing, Sheet metal, Die cutting, Micromachining, Shearing (Deformation), Aluminum, Copper foil, Grain size, Microelectromechanical systems, Shapes
Proceedings Papers

Validation of a Conventional Finite Element Model for Simulation of a Micropunching Process

Amrit Sagar, Christopher R. Nehme, Anil Saigal, Thomas P. James
Proc. ASME. IMECE2014, Volume 2A: Advanced Manufacturing, V02AT02A041, November 14–20, 2014
Paper No: IMECE2014-36908
https://doi.org/10.1115/IMECE2014-36908
View Paper titled, Validation of a Conventional Finite Element Model for Simulation of a Micropunching Process
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Topics: Bulk solids, Clearances (Engineering), Computer software, Copper foil, Crystals, Die cutting, Finite element analysis, Finite element model, Flow (Dynamics), Grain size
Proceedings Papers

Prediction and Comparison of Critical Speeds and Potential Excitation Using In-House Developed Software for an Integrally Geared Centrifugal Air Compressor

Mathew P. James, Pavan Kumar Reddy Pandillapalli, Swaminathan Gopalakrishnan
Proc. ASME. GTINDIA2014, ASME 2014 Gas Turbine India Conference, V001T01A013, December 15–17, 2014
Paper No: GTINDIA2014-8247
https://doi.org/10.1115/GTINDIA2014-8247
View Paper titled, Prediction and Comparison of Critical Speeds and Potential Excitation Using In-House Developed Software for an Integrally Geared Centrifugal Air Compressor
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Topics: Air compressors, Computer software, Excitation, Impellers, Shorelines, Bearings, Compressors, Design, Noise (Sound), Steady state
Journal Articles

Evaluation of Cutting Forces During Single Pass Microtrenching of Poly (Methyl Methacrylate)

Thomas P. James, Nathaniel B. Eckman, Amrit Sagar, Anil Saigal
Journal: Journal of Micro and Nano-Manufacturing
Article Type: Research-Article
J. Micro Nano-Manuf. December 2014, 2(4): 041003.
Paper No: JMNM-13-1070
https://doi.org/10.1115/1.4028319
Published Online: September 1, 2014
View Article titled, Evaluation of Cutting Forces During Single Pass Microtrenching of Poly (Methyl Methacrylate)
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Topics: Cutting, Thrust
Proceedings Papers

Effect of Operating Parameters on the Removal of Bone Cement by a Sawing Process

Brian M. Sheehan, Amrit Sagar, Thomas P. James
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A021, November 15–21, 2013
Paper No: IMECE2013-62553
https://doi.org/10.1115/IMECE2013-62553
View Paper titled, Effect of Operating Parameters on the Removal of Bone Cement by a Sawing Process
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Topics: Bone, Cements (Adhesives), Knee, Sawing, Surgery
Proceedings Papers

Deflection of Cancellous Bone Screws Under a Cantilever Bending Load

Carolina Vega, Maria Arshanskiy, Amrit Sagar, Anil Saigal, Thomas P. James, Eric Smith, Charles Cassidy
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A022, November 15–21, 2013
Paper No: IMECE2013-62554
https://doi.org/10.1115/IMECE2013-62554
View Paper titled, Deflection of Cancellous Bone Screws Under a Cantilever Bending Load
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Topics: Cantilevers, Deflection, Stress, Surgical screws
Proceedings Papers

Effect of Oscillation Speed and Thrust Force on Cortical Bone Temperature During Sagittal Sawing

Steven Micucci, Gerard Chang, Eric Smith, Charles Cassidy, Amrit Sagar, Thomas P. James
Proc. ASME. IMECE2013, Volume 3A: Biomedical and Biotechnology Engineering, V03AT03A023, November 15–21, 2013
Paper No: IMECE2013-62556
https://doi.org/10.1115/IMECE2013-62556
View Paper titled, Effect of Oscillation Speed and Thrust Force on Cortical Bone Temperature During Sagittal Sawing
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Topics: Bone, Oscillations, Sawing, Temperature, Thrust