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National High Magnetic Field Laboratory Personnel

Dr. Yeon Suk Choi

Research Associate
Magnet Science & Technology, Scientific Staff

Email:
Phone:	850 - 644-7760
Fax:	850 - 644-0867
Address:	A251 , none NHMFL FSU 1800 E. Paul Dirac Dr. Tallahassee , FL 32310-3706

Disclaimer: The information presented below was automatically generated from a database. In the rare instance of an exact name match, it is possible that a citation is inaccurately attributed. The listing should therefore be considered unofficial. To report a mismatched publication, contact IMsystems@magnet.fsu.edu.

Publications and Scientific Activities

##	Peer-Reviewed Publications
1	Jo, Y.J.; Lee, S.; Choi, E.S.; Yi, H.T.; Ratcliff, W.; Choi, Y.J.; Kiryukhin, V.; Cheong, S.W. and Balicas, L., 3:1 magnetization plateau and suppression of ferroelectric polarization in an Ising chain multiferroic, Phys. Rev. B, 79, 012407 (2009) [read online]
2	Barrios, M.N.; Choi, Y.S. and Van Sciver, S.W., Thermal Conductivity of Powder Insulations Below 180 K, Adv. Cryog. Eng., 53, 788 (2008)
3	Choi, Y.S.; Painter, T.A.; Kim D.L.; Lee, B.S.; Yang H.S.; Weijers, H.W.; Miller, G.E. and Miller, J.R., Helium-Liquefaction by Cryocooler for High-Field Magnet Cooling, Cryocoolers, 14, 655-661 (2007)
4	Choi, Y.S.; Painter, T.A.; Kim, D.L.; Lee, B.S.; Yang, H.S. and Miller, J.R., Conceptual Design of Current Leads for a 21 T FT-ICR Magnet System, IEEE Trans. Appl. Supercond., 17 (2), 2228 (2007)
5	Choi, Y.; Barrios, M.N.; Chang, H.M. and Van Sciver, S.W., Thermal Conductivity of Powder Insulations for Crygenic Storage Vessels, Adv. Cryog. Eng., 823, 480-487 (2006)
6	Choi, Y.S. and Van Sciver, S.W., Thermal Conductivity of Powder Insulations for Cryogeinc Storage Vessels, Adv. Cryog. Eng., 51A, 480-487 (2006)
7	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W., Performance of Extended Surface from a Cryocooler for Subcooling Liquid Nitrogen by Natural Convection, Cryogenics, 46, 396-402 (2006)
8	Choi, Y.S.; Kim, D.L.; Lee, B.S.; Painter, T.A. and Miller, J.R., Design Considerations of Cryogenic Cooling System for High Field Magnets, J. Korean Institute of Applied Superconductivity and Cryogenics, 8 (4), 30-33 (2006)
9	Lee, B.S.; Kim, D.L.; Choi, Y.S.; Yang, H.S. and Yoo, J.S., Effect of Epoxy Cracking on Initial Quench Behavior about High Field Superconducting Magnet, J. Korean Institute of Applied Superconductivity and Cryogenics, 8 (4), 26-29 (2006)
10	Painter, T.A.; Markiewicz, W.D.; Miller, J.R.; Bole, S.T.; Dixon, I.R.; Cantrell, K.R.; Kenney, S.J.; Trowel, A.J.; Kim, D.L.; Lee, B.S.; Choi, Y.S.; Kim, H.S.; Hendrickson, C.L. and Marshall, A.G., Requirements and Conceptual Superconducting Magnet Design for a 21 T Fourier Transform Ion Cyclotron Resonance Mass Spectrometer, IEEE Trans. Appl. Supercond., 16 (June), 945-948 (2006)
11	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W., Experiment on Natural Vonvection of Subcooled Liquid Nitrogen, Proc. ICEC, 20, 676 (2005)
12	Yang, H.S.; Kim, D.L.; Lee, B.S. and Choi, Y.S., Thermal Design and Heat Load Measurement of PSICS, J. Korean Institute of Applied Superconductivity and Cryogenics, 7 (3), 43-46 (2005)
13	Chang, H.M.; Choi, Y.S.; Van Sciver, S.W. and Miller, J.R., Optimization of Current Leads Cooled by Natural Convection of Vapor, Adv. Cryog. Eng., 49A, 944-951 (2004)
14	Choi, Y.S.; Van Sciver, S.W. and Chang, H.M., Natural Convection of Subcooled Liquid Nitrogen in a Vertical Cavity, Adv. Cryog. Eng., 49B, 1091-1098 (2004)
15	Chang, H.M.; Choi, Y.S.; Van Sciver, S.W. and Baldwin, T.L., Cryogenic Cooling Temperature of HTS Transformers for Compactness and Efficiency, IEEE Trans. Appl. Supercond., 13 (2), 2298-2301 (2003)
16	Chang, H.M.; Choi, Y.S.; Van Sciver, S.W. and Choi, K.D., Cryogenic Cooling System of HTS Transformers by Natural Convection of Subcooled Liquid Nitrogen, Cryogenics, 43 (10-11), 589-596 (2003)
17	Choi, Y.S.; Chang H.M. and Van Sciver S.W., Heat Transfer Analysis above LN2 Surface in HTS Transformer, Proc. KIASC Conference, 1, 174-177 (2003)
18	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W., Design of Copper Sheets to Subcool Liquid Nitrogen in HTS Transformer, Proc. KIASC Conference, 1, 291-294 (2003)
19	Kim, W.S.; Kim, S.H.; Hahn, S.Y.; Choi, K.D.; Joo, H.G.; Hong, G.W.; Han, J.H.; Lee, D.K.; Choi, Y.S. and Chang, H.M., Design of 1 MVA Single Phase HTS Transformer with Pancake Windings Cooled by Natural Convection of Sub-Cooled Liquid Nitrogen, J. Korean Institute of Applied Superconductivity and Cryogenics, 5 (3), 34-37 (2003)
20	Chang, H.M.; Choi, Y.S. and Van Sciver, S.W., Optimization of operating temperature in cryocooled HTS magnets for compactness and efficiency, Cryogenics, 42, 787-794 (2002)
21	Choi, Y.S.; Smith, M.R. and Van Sciver, S.W., A Study on the Temperature Dependent Drag Coefficient on a Sphere in Flowing Helium II, Adv. Cryog. Eng., 47B, 1335-1342 (2002)

##	Presentations, Posters & Abstracts
1	Choi, Y.S.; Kim, D.L.; Yang, H.S.; Lee, B.S. and Painter, T.A., Semi-retractable Current Lead Cooled by a Cryocooler for High Field Magnet, 2008 Applied Superconductivity Conf., Chicago, IL, August 18-22 (2008)
2	Choi, Y.S.; Kim, D.L.; Lee, B.S.; Painter, T.A. and Miller, J.R., Design of Cryogenic System for 21 T FT-ICR Superconducting Magnets, ICEC 21, Praha, Czech Republic, July (2006)
3	Choi, Y.S.; Painter, T.A.; Kim, D.L.; Lee, B.S.; Yang, H.S. and Miller, J.R., Conceptual Design of Current Leads for a 21 T FT-ICR Magnet System, Applied Superconductivity Conf., Seattle, WA, August 27-September 1 (2006)
4	Choi, Y.S.; Painter, T.A.; Kim, D.L.; Lee, B.S.; Yang, H.S.; Weijers, H.W.; Miller, G.E. and Miller, J.R., Helium-Liquefaction by Cryocooler for High-Field Magnets Cooling, 14th Int. Cryocooler Conf., Annapolis, MD, June 14-16 (2006)
5	Lee, B.S.; Kim, D.L.; Choi, Y.S. and Yang, H.S., The Initial Quench Behavior in Horizontal Type High Field Superconducting Magnets, ASC 2006, Seattle, WA, August (2006)
6	Choi, Y.S.; Barrios, M.N.; Chang, H.M. and Van Sciver, S.W., Thermal Conductivity of Powder Insulations for Cryogenic Storage Vessels, CEC/ICMC, Keystone, CO, August 29 - September 2 (2005)
7	Choi, Y.S.; Kim, D.L.; Lee, B.S.; Painter, T.A. and Miller, J.R., Conceptual Design of Cryogenic Cooling System for 21T ICR Magnet, MT19, Genova, Italy, September 18-23 (2005)
8	Choi, Y.S. and Chang, H-.M., Natural Convection Experiment in a Vertical Cavity Cooled by Cryocooler on the Top, Workshop for the Society of Air-conditioning and Refrigerating Engineer, Seoul, Korea, October 8 (2004)
9	Choi, Y.S., Cryogenic Cooling System by Natural Convection of Subcooled Liquid Nitrogen for HTS Transformers, Seminar to the Korea Electrotechnology Research Institute, Changwon, Korea, August 16 (2004)
10	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W, Natural Convection of Subcool Liquid Nitrogen for HTS Magnets Application, Korea Institute of Applied Superconductivity and Cryogenics Conf., Muju, Korea, October 20-22 (2004)
11	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W., Performance of Extended Surface from a Cryocooler for Subcooling Liquid Nitrogen by Natural Convection, Asian Conf. 2004 on Applied Superconductivity and Cryogenics, Miyazaki, Japan, December 12-14 (2004)
12	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W., Experiment on natural convection of subcooled liquid nitrogen, ICEC 20, Beijing, China, May 11-14 (2004)
13	Chang, H.M.; Choi, Y.S.; Van Sciver, S.W. and Miller, J.R., Optimization of Current Leads Cooled by Natural Convection of Vapor, CEC/ICMC 2003, Anchorage, AK, September 22-26 (2003)
14	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W., Heat Transfer Analysis above LN₂ Surface in HTS Transformer, Korea Institute of Applied Superconductivity and Cryogenics Conf., Busan, Korea, February 21-22 (2003)
15	Choi, Y.S.; Chang, H.M. and Van Sciver, S.W., Design of Copper Sheets to Subcool Liquid Nitrogen in HTS Transformer, Korea Institute of Applied Superconductivity and Cryogenics Conf., Busan, Korea, February 21-22 (2003)
16	Choi, Y.S.; Van Sciver, S.W. and Chang, H.M., Natural Convection of Subcooled Liquid Nitrogen in a Vertical Cavity, CEC/ICMC 2003, Anchorage, AK, September 22-26 (2003)
17	Kim, W.S.; Kim, S.H.; Choi, K.D.; Joo, H.G.; Hong, G.W.; Han, J.H.; Lee, D.K.; Choi, Y.S. and Chang, H.M., Design of a 1MVA HTS Transformer with Natural Convection Cooling System, Eucas 2003, Sorrento, Italy, September 14-18 (2003)
18	Chang, H.M.; Choi, Y.S.; Van Sciver, S.W. and Choi, K.D., Cryogenic Cooling System of HTS Transformers by Natural Convection of Subcooled Liquid Nitrogen, Korea-Japan Joint Workshop on Applied Superconductivity and Cryogenics, Seoul, Korea, November 14-15 (2002)
19	Chang, Ho-Myung; Choi, Y.S.; Van Sciver, S.W. and Baldwin, T.L., Cryogenic Cooling Temperature of HTS Transformers for Compactness and Efficiency, Applied Superconductivity Conf. 2002, Houston, TX, August 5-9 (2002)
20	Choi, Y.S.; Smith, M.R. and Van Sciver, S.W., A Study on the Temperature Dependent Drag Coefficient on a Sphere in Flowing Helium II, CEC/ICMC 2001 Conference, Madison, WI, July 16-20 (2001)
21	Choi, Y.S.; Smith, M.R. and Van Sciver, S.W., The Temperature Dependent Drag Crisis on a Sphere in Flowing Helium II, Quantized Vortex Dynamics and Superfluid Turbulence Workshop, Isaac Newton Institute for Mathematical Sciences, Cambridge, UK, August 14-18 (2000)

##	Books, Chapters, Reviews and Other One-Time Publications
1	Choi, Y.S.; Smith, M.R. and Van Sciver, S.W., "The Temperature Dependent Drag Crisis on a Sphere in Flowing Helium II", Quantized Vortex Dynamics and Superfluid Turbulence, Eds: C.F. Barenghi, R.J. Donnelly, W.F. Vinen, by Springer, 66-72, 2001.

##	Theses
1	Choi, Y.S., "Cryogenic Cooling System by Natural Convection of Subcooled Liquid Nitrogen for HTS Transformers", Florida State University, Mechanical Engineering, advisor: S. W. Van Sciver (2004)

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