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Journal Articles

On the Influence of Nonlinear Inertial Forces on the Limit Cycle Oscillations of an Inextensible Plate in a Supersonic Axial Flow

Samuel C. Stanton, Sung J. Choi, Kevin A. McHugh
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. June 2023, 145(3): 031002.
Paper No: VIB-22-1111
https://doi.org/10.1115/1.4056127
Published Online: January 5, 2023
View Articletitled, On the Influence of Nonlinear Inertial Forces on the Limit Cycle Oscillations of an Inextensible Plate in a Supersonic Axial Flow
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Topics: Aerodynamics, Axial flow, Flutter (Aerodynamics), Limit cycles, Mach number, Oscillations, Pistons, Pressure, Aeroelasticity, Structural dynamics
Proceedings Papers

Design and Fabrication of an Optomechanical Uncooled Infrared Imaging System

Y. Zhao, J. Yamaguchi, J. Choi, S. Morales, R. Horowitz, A. Majumdar, P. Norton, J. Kitching, H. Li, M. Athavale
Proc. ASME. IMECE2001, Heat Transfer: Volume 1 — Fundamentals of Heat Transfer, 367-370, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/HTD-24142
https://doi.org/10.1115/IMECE2001/HTD-24142
View Paper titled, Design and Fabrication of an Optomechanical Uncooled Infrared Imaging System
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Topics: Design, Infrared imaging, Manufacturing, Cantilevers, Temperature, Microfabrication, Absorption, Deformation, Lasers, Microcantilevers
Proceedings Papers

Fuzzy Sliding-Mode Control of a Variable Geometry Manipulator: Experimental Investigation

J. Choi, C. W. de Silva, V. J. Modi, A. K. Misra
Proc. ASME. IMECE2000, Dynamic Systems and Control: Volume 1, 427-434, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-2332
https://doi.org/10.1115/IMECE2000-2332
View Paper titled, Fuzzy Sliding-Mode Control of a Variable Geometry Manipulator: Experimental Investigation
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Topics: Geometry, Manipulators, Control equipment, Fuzzy logic, Errors, Robustness, Uncertainty
Proceedings Papers

Evaluation of Mechanical Reliability of Micro Bump in Semiconductors Through a Shear Test

Y. J. Cho, M. B. Han, J. S. Bae, I. J. Choi, D. S. Choi, H. G. Noh, S. J. Yoo, G. H. Jang
Proc. ASME. ISPS2021, ASME 2021 30th Conference on Information Storage and Processing Systems, V001T01A002, June 2–3, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ISPS2021-65058
https://doi.org/10.1115/ISPS2021-65058
View Paper titled, Evaluation of Mechanical Reliability of Micro Bump in Semiconductors Through a Shear Test
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Topics: Finite element analysis, Reliability, Semiconductors (Materials), Shear (Mechanics)
Proceedings Papers

Kinematics of Two Wheels Joined by a Variable-Length Axle on Uneven Terrain

P. W. Davis, S. V. Sreenivasan, B. J. Choi
Proc. ASME. DETC97, Volume 2: 23rd Design Automation Conference, V002T29A078, September 14–17, 1997
Publisher: American Society of Mechanical Engineers
Paper No: DETC97/DAC-3857
https://doi.org/10.1115/DETC97/DAC-3857
View Paper titled, Kinematics of Two Wheels Joined by a Variable-Length Axle on Uneven Terrain
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Topics: Kinematics, Vehicles, Wheels
Proceedings Papers

Partial Contact Force Controllability in Active Wheeled Vehicles

B. J. Choi, S. V. Sreenivasan
Proc. ASME. DETC98, Volume 1A: 25th Biennial Mechanisms Conference, V01AT01A011, September 13–16, 1998
Publisher: American Society of Mechanical Engineers
Paper No: DETC98/MECH-5980
https://doi.org/10.1115/DETC98/MECH-5980
View Paper titled, Partial Contact Force Controllability in Active Wheeled Vehicles
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Topics: Vehicles
Proceedings Papers

Feasible Contact Forces in Semi-Active Vehicles

S. V. Sreenivasan, B. J. Choi
Proc. ASME. DETC99, Volume 1: 25th Design Automation Conference, 1481-1490, September 12–16, 1999
Publisher: American Society of Mechanical Engineers
Paper No: DETC99/DAC-8673
https://doi.org/10.1115/DETC99/DAC-8673
View Paper titled, Feasible Contact Forces in Semi-Active Vehicles
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Topics: Vehicles, Actuators, Biomechanics, Kinematics, Mechanical admittance, Screws, Springs
Proceedings Papers

Partially Constrained Compliant Stages for High Resolution Imprint Lithography

B. J. Choi, S. Johnson, S. V. Sreenivasan, M. Colburn, T. Bailey, C. G. Willson
Proc. ASME. IDETC-CIE2000, Volume 7B: 26th Biennial Mechanisms and Robotics Conference, 861-870, September 10–13, 2000
Publisher: American Society of Mechanical Engineers
Paper No: DETC2000/MECH-14145
https://doi.org/10.1115/DETC2000/MECH-14145
View Paper titled, Partially Constrained Compliant Stages for High Resolution Imprint Lithography
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Topics: Lithography, Resolution (Optics), Design, Errors, Kinematics, Machinery, Optics, Photolithography, Separation (Technology), Shear (Mechanics)
Proceedings Papers

Rapid Manufacturing by Laser Aided Direct Metal Deposition Process: Issues and Examples

J. Choi, J. Mazumder
Proc. ASME. IDETC-CIE2001, Volume 2A: 27th Design Automation Conference, 333-338, September 9–12, 2001
Publisher: American Society of Mechanical Engineers
Paper No: DETC2001/DAC-21043
https://doi.org/10.1115/DETC2001/DAC-21043
View Paper titled, Rapid Manufacturing by Laser Aided Direct Metal Deposition Process: Issues and Examples
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Topics: Lasers, Manufacturing, Metals
Journal Articles

Improved Load Carrying Behavior of Perfobond Rib-Installed Partially Expanded Micropiles

S.-H. Kim, J. Choi, J.-M. Lee, J. Lee, C.-Y. Jung
Journal: Geotechnical Testing Journal
Publisher: ASTM International
Article Type: Research-Article
Geotech. Test. J.. July 2016, 39(4): 633–647.
Paper No: GTJ20150269
https://doi.org/10.1520/GTJ20150269
Published Online: July 5, 2016
View Articletitled, Improved Load Carrying Behavior of Perfobond Rib-Installed Partially Expanded Micropiles
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Proceedings Papers

Evaluation of Advanced Thermal-Hydraulic System Codes for Safety Analysis of Integral Type PWR

J. Choi, B. Woods
Proc. ASME. IMECE2013, Volume 6B: Energy, V06BT07A046, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-63215
https://doi.org/10.1115/IMECE2013-63215
View Paper titled, Evaluation of Advanced Thermal-Hydraulic System Codes for Safety Analysis of Integral Type PWR
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Topics: Pressurized water reactors, Safety, Design, Boundary-value problems, Computers, Containment, Cooling, Heat conduction, Simulation, Transients (Dynamics)
Proceedings Papers

Prediction of Abdominal Aortic Aneurysms Using Sparse Gaussian Process Regression

A. Ijaz, J. Choi, W. Lee, S. Baek
Proc. ASME. SBC2013, Volume 1B: Extremity; Fluid Mechanics; Gait; Growth, Remodeling, and Repair; Heart Valves; Injury Biomechanics; Mechanotransduction and Sub-Cellular Biophysics; MultiScale Biotransport; Muscle, Tendon and Ligament; Musculoskeletal Devices; Multiscale Mechanics; Thermal Medicine; Ocular Biomechanics; Pediatric Hemodynamics; Pericellular Phenomena; Tissue Mechanics; Biotransport Design and Devices; Spine; Stent Device Hemodynamics; Vascular Solid Mechanics; Student Paper and Design Competitions, V01BT28A011, June 26–29, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SBC2013-14698
https://doi.org/10.1115/SBC2013-14698
View Paper titled, Prediction of Abdominal Aortic Aneurysms Using Sparse Gaussian Process Regression
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Topics: Aneurysms, Biomechanics, Risk, Rupture, Surgery, Aorta, Biomedical imaging, Diseases, Maintenance, Modeling
Proceedings Papers

Numerical and Experimental Analysis for Laser Surface Densification of Plasma Sprayed Coatings

J. Wu, J. Choi, S. Zhang, G. Hilmas
Proc. ASME. HT2005, Heat Transfer: Volume 3, 277-286, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: HT2005-72262
https://doi.org/10.1115/HT2005-72262
View Paper titled, Numerical and Experimental Analysis for Laser Surface Densification of Plasma Sprayed Coatings
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Topics: Coatings, Experimental analysis, Lasers, Plasmas (Ionized gases), Melting, Solidification, Temperature, Boundary-value problems, Ceramics, Density
Proceedings Papers

Numerical and Experimental Analysis for Large Radius Deformation of Stainless Steels by Laser Forming Process

J. Pennuto, Jr., J. Choi
Proc. ASME. HT2005, Heat Transfer: Volume 3, 245-252, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: HT2005-72105
https://doi.org/10.1115/HT2005-72105
View Paper titled, Numerical and Experimental Analysis for Large Radius Deformation of Stainless Steels by Laser Forming Process
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Topics: Deformation, Experimental analysis, Lasers, Stainless steel, Phase transitions, Stress, Testing, Three-dimensional models, Tooling
Proceedings Papers

Realization of Ultra-Wideband, High-Resolution TDR for Chip-Carrier Packages

Dong-Ho Han, Bao-Shu Xu, Myoung J. Choi, Jiangqi He, Scott Gardiner, Cliff Lee
Proc. ASME. InterPACK2005, Advances in Electronic Packaging, Parts A, B, and C, 1499-1503, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2005-73291
https://doi.org/10.1115/IPACK2005-73291
View Paper titled, Realization of Ultra-Wideband, High-Resolution TDR for Chip-Carrier Packages
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Topics: Resolution (Optics), Transmission lines, Ball-Grid-Array packaging, Calibration, Hardware, Reflection, Signals, Stress, Testing
Proceedings Papers

Three-Dimensional Transient Finite Element Analysis for Microstructure Formation and Residual Stresses in Laser-Aided DMD Process

S. Ghosh, J. Choi
Proc. ASME. HT-FED2004, Volume 3, 969-978, July 11–15, 2004
Publisher: American Society of Mechanical Engineers
Paper No: HT-FED2004-56359
https://doi.org/10.1115/HT-FED2004-56359
View Paper titled, Three-Dimensional Transient Finite Element Analysis for Microstructure Formation and Residual Stresses in Laser-Aided DMD Process
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Topics: Finite element analysis, Lasers, Residual stresses, Transients (Dynamics), Solidification, Computer simulation, Cooling, Grain size, Manufacturing, Materials properties
Proceedings Papers

Two Dimensional Modeling of Laser Cladding With Droplet Injection

L. Han, J. Choi
Proc. ASME. HT2003, Heat Transfer: Volume 3, 183-188, July 21–23, 2003
Publisher: American Society of Mechanical Engineers
Paper No: HT2003-47295
https://doi.org/10.1115/HT2003-47295
View Paper titled, Two Dimensional Modeling of Laser Cladding With Droplet Injection
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Topics: Cladding systems (Building), Drops, Lasers, Metals, Modeling
Proceedings Papers

Nano/Micro-Rheology of Perfluoropolyether Lubricants

Hyoung J. Choi, Qian Guo, Pil Seung Chung, Myung S. Jhon
Proc. ASME. WTC2005, World Tribology Congress III, Volume 1, 579-580, September 12–16, 2005
Publisher: American Society of Mechanical Engineers
Paper No: WTC2005-64190
https://doi.org/10.1115/WTC2005-64190
View Paper titled, Nano/Micro-Rheology of Perfluoropolyether Lubricants
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Topics: Lubricants, Rheology, Equilibrium (Physics), Shear (Mechanics), Viscosity, Molecular dynamics simulation, Rheometers, Storage, Temperature, Visualization
Proceedings Papers

Reliability of Mooring Systems for a Spar

Y. Ding, R. B. Gilbert, Basil Theckum Purath, S. Dangyach, J. Zhang, Y. J. Choi
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 1, Parts A and B, 595-604, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67290
https://doi.org/10.1115/OMAE2005-67290
View Paper titled, Reliability of Mooring Systems for a Spar
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Topics: Mooring, Reliability, Spar platforms, Wing spars, Manufacturing systems, Currents, Design, Failure, Gulf of Mexico, Oceans
Proceedings Papers

Design and Fabrication of an Elastic Knee Orthosis: Preliminary Results

Michael S. Cherry, Dave J. Choi, Kevin J. Deng, Sridhar Kota, Daniel P. Ferris
Proc. ASME. IDETC-CIE2006, Volume 2: 30th Annual Mechanisms and Robotics Conference, Parts A and B, 565-573, September 10–13, 2006
Publisher: American Society of Mechanical Engineers
Paper No: DETC2006-99622
https://doi.org/10.1115/DETC2006-99622
View Paper titled, Design and Fabrication of an Elastic Knee Orthosis: Preliminary Results
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Topics: Design, Knee, Manufacturing, Orthotics, Springs, Stiffness, Bracing (Construction), Exoskeleton devices, Neuromuscular stimulation, Biomechanics