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Proceedings Papers

Application of Metallic Nanoparticle Suspensions in Advanced Cooling Systems

Shinpyo Lee, Stephen U.-S. Choi
Proc. ASME. IMECE96, Recent Advances in Solids/Structures and Application of Metallic Materials, 227-234, November 17–22, 1996
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1996-0161
https://doi.org/10.1115/IMECE1996-0161
View Paper titled, Application of Metallic Nanoparticle Suspensions in Advanced Cooling Systems
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Topics: Cooling systems, Nanoparticles, Heat exchangers, Microchannels, Nanofluids, Cooling, Fluids, Silicon, Heat transfer, Nitrogen
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

Electromagnetic Acoustic Transducer (EMAT) Development for Nondestructive Inspection of Spent Nuclear Fuel Storage Canisters

H. Cho, S. Choi, C. J. Lissenden, M. S. Lindsey
Proc. ASME. PVP2017, Volume 6B: Materials and Fabrication, V06BT06A061, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65926
https://doi.org/10.1115/PVP2017-65926
View Paper titled, Electromagnetic Acoustic Transducer (EMAT) Development for Nondestructive Inspection of Spent Nuclear Fuel Storage Canisters
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Topics: Acoustics, Nondestructive evaluation, Spent fuel storage, Transducers, Waves, Stainless steel, Cables, Fracture (Materials), Gamma rays, High temperature
Journal Articles

Toward Robotic Inspection of Dry Storage Casks for Spent Nuclear Fuel

C. J. Lissenden, S. Choi, H. Cho, A. Motta, K. Hartig, X. Xiao, S. Le Berre, S. Brennan, K. Reichard, R. Leary, B. McNelly, I. Jovanovic
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2017, 139(3): 031602.
Paper No: PVT-16-1134
https://doi.org/10.1115/1.4035788
Published Online: February 8, 2017
View Article titled, Toward Robotic Inspection of Dry Storage Casks for Spent Nuclear Fuel
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Topics: Inspection, Lasers, Robotics, Robots, Spent nuclear fuels, Stainless steel, Storage, Stress corrosion cracking, Sensors, Waves
Proceedings Papers

Robotic Inspection of Dry Storage Casks for Spent Nuclear Fuel

C. J. Lissenden, S. Choi, H. Cho, A. Motta, K. Hartig, X. Xiao, S. Le Berre, S. Brennan, K. Reichard, R. Leary, B. McNelly, I. Jovanovic
Proc. ASME. PVP2016, Volume 6B: Materials and Fabrication, V06BT06A063, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63312
https://doi.org/10.1115/PVP2016-63312
View Paper titled, Robotic Inspection of Dry Storage Casks for Spent Nuclear Fuel
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Topics: Inspection, Robotics, Spent nuclear fuels, Storage, High temperature, Radiation (Physics), Waves, Acoustics, Bearings, Crack detection
Journal Articles

Wingtip Vortex Control Via Tip-Mounted Half-Delta Wings of Different Geometric Configurations

T. Lee, S. Choi
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. December 2015, 137(12): 121105.
Paper No: FE-14-1665
https://doi.org/10.1115/1.4030852
Published Online: August 4, 2015
View Article titled, Wingtip Vortex Control Via Tip-Mounted Half-Delta Wings of Different Geometric Configurations
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Topics: Chords (Trusses), Vortices, Wake turbulence, Wings, Deflection, Flow (Dynamics), Vorticity, Drag (Fluid dynamics)
Journal Articles

Edge Fracture Prediction of Traditional and Advanced Trimming Processes for AA6111-T4 Sheets

X. H. Hu, K. S. Choi, X. Sun, S. F. Golovashchenko
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. April 2014, 136(2): 021016.
Paper No: MANU-13-1104
https://doi.org/10.1115/1.4026273
Published Online: February 12, 2014
View Article titled, Edge Fracture Prediction of Traditional and Advanced Trimming Processes for AA6111-T4 Sheets
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Topics: Blanks, Clearances (Engineering), Damage, Fracture (Materials), Simulation, Fracture (Process), Blanking (Metalworking), Die cutting, Deformation, Stress
Proceedings Papers

APR+ Core Flow and Pressure Distributions Under the 4 Pump Unbalanced Flow Condition

K. Kim, D. J. Euh, Y. J. Youn, I. C. Chu, H. S. Choi, T. S. Kwon
Proc. ASME. ICONE21, Volume 4: Thermal Hydraulics, V004T09A049, July 29–August 2, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICONE21-15608
https://doi.org/10.1115/ICONE21-15608
View Paper titled, APR+ Core Flow and Pressure Distributions Under the 4 Pump Unbalanced Flow Condition
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Topics: Flow (Dynamics), Pressure, Pumps, Engineering prototypes, Fuels, Impulse (Physics), Preservation, Reactor vessels, Test facilities
Proceedings Papers

Effects of Production Methods on the Particle Morphology and Properties of Aqueous Au Nanofluids

Ji-Hwan Lee, Seoung Youn Lee, Hyun Jin Kim, Seung-Hyun Lee, Seok Pil Jang, Stephen U. S. Choi
Proc. ASME. MNHMT2012, ASME 2012 Third International Conference on Micro/Nanoscale Heat and Mass Transfer, 245-251, March 3–6, 2012
Publisher: American Society of Mechanical Engineers
Paper No: MNHMT2012-75242
https://doi.org/10.1115/MNHMT2012-75242
View Paper titled, Effects of Production Methods on the Particle Morphology and Properties of Aqueous Au Nanofluids
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Topics: Nanofluids, Particulate matter, Production management, Particle size, Dynamic light scattering, Temperature, Nanoparticles, Shapes, Thermal conductivity, Transients (Dynamics)
Proceedings Papers

Structural Intergrity Evaluation Approach for PWR Spent Nuclear Fuel

Y. S. Nam, Y. H. Kim, K. L. Jeon, S. K. Lee, K. S. Choi, C. S. Cho
Proc. ASME. ICEM2010, ASME 2010 13th International Conference on Environmental Remediation and Radioactive Waste Management, Volume 2, 383-387, October 3–7, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICEM2010-40176
https://doi.org/10.1115/ICEM2010-40176
View Paper titled, Structural Intergrity Evaluation Approach for PWR Spent Nuclear Fuel
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Topics: Mechanical properties, Pressurized water reactors, Spent nuclear fuels
Proceedings Papers

Flow and Convective Heat Transfer Characteristics of Nanofluids With Various Shapes of Alumina Nanoparticles

Kyo Sik Hwang, Hyo Jun Ha, Seung Hyun Lee, Hyun Jin Kim, Seok Pil Jang, Hyung Mi Lim, Stephen U. S. Choi
Proc. ASME. MNHMT2009, ASME 2009 Second International Conference on Micro/Nanoscale Heat and Mass Transfer, Volume 1, 455-460, December 18–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: MNHMT2009-18173
https://doi.org/10.1115/MNHMT2009-18173
View Paper titled, Flow and Convective Heat Transfer Characteristics of Nanofluids With Various Shapes of Alumina Nanoparticles
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Topics: Convection, Flow (Dynamics), Nanofluids, Nanoparticles, Shapes, Laminar flow, Blades, Bricks, Platelets, Pressure drop
Proceedings Papers

An Anisotropic Hardening Rule With Non-Associated Flow Rule for Pressure-Sensitive Materials

K. S. Choi, J. Pan
Proc. ASME. PVP2009, Volume 6: Materials and Fabrication, Parts A and B, 159-166, July 26–30, 2009
Publisher: American Society of Mechanical Engineers
Paper No: PVP2009-77951
https://doi.org/10.1115/PVP2009-77951
View Paper titled, An Anisotropic Hardening Rule With Non-Associated Flow Rule for Pressure-Sensitive Materials
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Topics: Anisotropy, Flow (Dynamics), Hardening, Pressure
Proceedings Papers

The Dynamic Response of a Moored Vessel in Shallow Water Using Boussinesq Equations

Byeong W. Park, Rae H. Yuck, Seok K. Cho, Hang S. Choi
Proc. ASME. OMAE2009, Volume 6: Materials Technology; C.C. Mei Symposium on Wave Mechanics and Hydrodynamics; Offshore Measurement and Data Interpretation, 391-399, May 31–June 5, 2009
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2009-79282
https://doi.org/10.1115/OMAE2009-79282
View Paper titled, The Dynamic Response of a Moored Vessel in Shallow Water Using Boussinesq Equations
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Topics: Dynamic response, Mooring, Vessels, Water, Waves, Excitation, Deformation, Nonlinear waves, Surges, Design
Journal Articles

Influence of Manufacturing Processes and Microstructures on the Performance and Manufacturability of Advanced High Strength Steels

K. S. Choi, W. N. Liu, X. Sun, M. A. Khaleel, J. R. Fekete
Journal: Journal of Engineering Materials and Technology
Publisher: ASME
Article Type: Predictive Science And Technology In Mechanics And Materials
J. Eng. Mater. Technol. October 2009, 131(4): 041205.
https://doi.org/10.1115/1.3183778
Published Online: August 27, 2009
View Article titled, Influence of Manufacturing Processes and Microstructures on the Performance and Manufacturability of Advanced High Strength Steels
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Topics: Deformation, Fracture (Materials), Fracture (Process), Materials properties, Metal stamping, Shear (Mechanics), Steel, Manufacturing, Thermomechanical treatment, High strength steel
Proceedings Papers

High Performance Coatings for Spent Fuel Containers and Components

J. C. Farmer, J.-S. Choi, S. D. Day, T. Lian, P. D. Hailey
Proc. ASME. PVP2007, Volume 7: Operations, Applications and Components, 539-544, July 22–26, 2007
Publisher: American Society of Mechanical Engineers
Paper No: PVP2007-26758
https://doi.org/10.1115/PVP2007-26758
View Paper titled, High Performance Coatings for Spent Fuel Containers and Components
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Topics: Coatings, Containers, Spent nuclear fuels, Alloys, Boron, Cooling, Corrosion, Corrosion resistance, Engineering prototypes, Fuels
Proceedings Papers

A Generalized Anisotropic Hardening Rule Based on the Mroz Multi-Yield-Surface Model

K. S. Choi, J. Pan
Proc. ASME. PVP2008, Volume 6: Materials and Fabrication, Parts A and B, 171-178, July 27–31, 2008
Publisher: American Society of Mechanical Engineers
Paper No: PVP2008-61800
https://doi.org/10.1115/PVP2008-61800
View Paper titled, A Generalized Anisotropic Hardening Rule Based on the Mroz Multi-Yield-Surface Model
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Topics: Anisotropy, Hardening
Proceedings Papers

On the Sensitivity of Non-Generic Bifurcation of Non-Linear Normal Modes

C. H. Pak, Y. S. Choi
Proc. ASME. IDETC-CIE2007, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 1495-1502, September 4–7, 2007
Publisher: American Society of Mechanical Engineers
Paper No: DETC2007-34217
https://doi.org/10.1115/DETC2007-34217
View Paper titled, On the Sensitivity of Non-Generic Bifurcation of Non-Linear Normal Modes
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Topics: Bifurcation, Stability
Proceedings Papers

GaN Film Grown on Si Substrate for Monolithic Optical MEMS

F.-R. Hu, K. Ochi, B.-S. Choi, Y. Kanamori, K. Hane
Proc. ASME. InterPACK2005, Advances in Electronic Packaging, Parts A, B, and C, 747-750, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2005-73130
https://doi.org/10.1115/IPACK2005-73130
View Paper titled, GaN Film Grown on Si Substrate for Monolithic Optical MEMS
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Topics: Gallium nitride, Microelectromechanical systems, Atomic force microscopy, Diffraction gratings, Electron microscopy, Lasers, Molecular beam epitaxy, Photonic equipment
Proceedings Papers

Radioactive Waste Evaporation: Current Methodologies Employed for the Development, Design and Operation of Waste Evaporators at the Savannah River Site and Hanford Waste Treatment Plant

T. Bond Calloway, Jr., Christopher J. Martino, Carol M. Jantzen, William R. Wilmarth, Michael E. Stone, Robert A. Pierce, Jamal E. Josephs, Carl D. Barnes, William E. Daniel, Russell E. Eibling, Alexander S. Choi, Thomas L. White, David A. Crowley, Mark A. Baich, Jermaine D. Johnson, Krishna Vijayaraghavan, Alex Nikolov, Darsh T. Wasan
Proc. ASME. ICEM2003, 9th ASME International Conference on Radioactive Waste Management and Environmental Remediation: Volumes 1, 2, and 3, 157-170, September 21–25, 2003
Publisher: American Society of Mechanical Engineers
Paper No: ICEM2003-4515
https://doi.org/10.1115/ICEM2003-4515
View Paper titled, Radioactive Waste Evaporation: Current Methodologies Employed for the Development, Design and Operation of Waste Evaporators at the Savannah River Site and Hanford Waste Treatment Plant
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Topics: Design, Evaporation, Radioactive wastes, Rivers, Waste treatment facilities, Modeling, Borosilicate glasses, Heat resistant glass, Sodium, Waste treatment
Journal Articles

Nanofluids: From Vision to Reality Through Research

Stephen U. S. Choi
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Micro/Nanoscale Heat Transfer—Part I
J. Heat Mass Transfer. March 2009, 131(3): 033106.
https://doi.org/10.1115/1.3056479
Published Online: January 21, 2009
View Article titled, Nanofluids: From Vision to Reality Through Research
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Topics: Nanofluids, Thermal conductivity, Nanoparticles, Heat transfer