• 2368 Citations
  • 21 h-Index
1987 …2020

Research output per year

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Research Output

2006

Quench propagation characteristics of the liquid nitrogen cooled HTS wires by externally injected heat energy

Yoon, K. Y., Bae, D. K., Kang, H., Ahn, M. C., Lee, S. J., Kim, H. M., Yoon, Y. S. & Ko, T. K., 2006 Jun, In : IEEE Transactions on Applied Superconductivity. 16, 2, p. 1015-1018 4 p., 1643020.

Research output: Contribution to journalArticle

4 Citations (Scopus)

The experimental analysis on the thermal and electrical characteristics of impregnating materials for superconducting magnets

Yang, S. E., Bae, D. K., Kang, H., Ahn, M. C., Park, D. K., Seok, B. Y., Jang, H. M. & Ko, T. K., 2006 Jun 1, In : Journal of Physics: Conference Series. 43, 1, p. 686-689 4 p., 168.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Thermal diffusion of heat pulse in subcooled liquid nitrogen

Chang, H. M., Byun, J. J., Choi, J. H., Ha, C. J., Kim, M. J., Kim, H. M. & Ko, T. K., 2006 Apr 27, ADVANCES IN CRYOGENIC ENGINEERING: Transactions of the Cryogenic Engineering Conference, CEC, Volume 51A. p. 488-495 8 p. (AIP Conference Proceedings; vol. 823 I).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Visualization study on boiling of nitrogen during quench for fault current limiter applications

Nam, K., Kang, H., Lee, C., Ko, T. K. & Seok, B. Y., 2006 Jun, In : IEEE Transactions on Applied Superconductivity. 16, 2, p. 727-730 4 p., 1642951.

Research output: Contribution to journalArticle

23 Citations (Scopus)
2005

Design and manufacturing of the large scale High-Tc superconducting DC magnet for the 2.3 MVA SFCL

Bae, D. K., Kang, H., Ahn, M. C., Yoon, Y. S. & Ko, T. K., 2005 Jun, In : IEEE Transactions on Applied Superconductivity. 15, 2 PART II, p. 1965-1969 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Sub-cooled nitrogen cryogenic cooling system for superconducting fault current limiter by using GM-cryocooler

Kang, H., Kim, H. J., Bae, D. K., Ahn, M. C., Chang, H. M. & Ko, T. K., 2005 Jan, In : Cryogenics. 45, 1, p. 65-69 5 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

The short-circuit characteristics of a DC reactor type superconducting fault current limiter with fault detection and signal control of the power converter

Ahn, M. C., Kang, H., Bae, D. K., Park, D. K., Yoon, Y. S., Lee, S. J. & Ko, T. K., 2005 Jun, In : IEEE Transactions on Applied Superconductivity. 15, 2 PART II, p. 2102-2105 4 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)
2004

Characteristic analysis of solid materials for electrical insulation of HTS magnets

Bae, D. K., Joung, J. M., Baek, S. M., Lee, C. J., Lee, S. J., Ko, T. K. & Kim, S. H., 2004 Jun, In : IEEE Transactions on Applied Superconductivity. 14, 2, p. 1189-1193 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Current sharing in multi-stacked HTS solenoid coil

Bae, D. K., Yoon, Y. S., Kang, H., Ahn, M. C., Lee, S. & Ko, T. K., 2004 Jun, In : IEEE Transactions on Applied Superconductivity. 14, 2, p. 791-795 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

DC critical current estimate of the short HTS cable consisted of Bi-2223 tapes

Bae, J. H., Bae, D. K., Cho, J. W., Sim, K. D., Kim, H. J., Seong, K. C. & Ko, T. K., 2004 Jun, In : IEEE Transactions on Applied Superconductivity. 14, 2, p. 670-673 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Design, fabrication, and test of high-Tc superconducting DC reactor for inductive superconducting fault current limiter

Ahn, M. C., Lee, S., Kang, H., Bae, D. K., Joo, M., Kim, H. S. & Ko, T. K., 2004 Jun, In : IEEE Transactions on Applied Superconductivity. 14, 2, p. 827-839 13 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Design and cooling characteristic results of cryogenic system for 6.6 kV/200 a inductive fault current limiter

Kang, H., Ahn, M. C., Kim, H. J., Chang, H. M. & Ko, T. K., 2004 Jun, In : IEEE Transactions on Applied Superconductivity. 14, 2, p. 883-886 4 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Determination of heater triggering parameters of superconducting power supply with series-connected double-pancake load

Kim, Y. S., Yoon, Y. S., Kim, M. C., Bae, D. K., Ahn, M. C., Cheon, W. Y. & Ko, T. K., 2004 Jun, In : IEEE Transactions on Applied Superconductivity. 14, 2, p. 650-653 4 p.

Research output: Contribution to journalArticle

Development and characteristics of persistent mode in HTS magnet

Kim, J. H., Lim, J. H., Joo, J., Choi, S., Lee, S. H., Nah, W., Kang, H. & Ko, T. K., 2004 Oct, In : Physica C: Superconductivity and its applications. 412-414, SPEC. ISS., p. 1026-1029 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Development of 6.6 kV-200 A DC reactor type superconducting fault current limiter

Lee, S., Kang, H., Bae, D. K., Ahn, M. C., Mun, T., Park, K., Lee, Y. & Ko, T. K., 2004 Jun, In : IEEE Transactions on Applied Superconductivity. 14, 2, p. 867-870 4 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Flux loss measurements of Ag-sheathed Bi-2223 tapes

Jang, M. H., Wong-Ng, W., Shull, R., Cook, L. P., Suh, D. S. & Ko, T., 2004, p. 83-93. 11 p.

Research output: Contribution to conferencePaper

Present status of the KSTAR superconducting magnet system development

Kim, K., Park, H. K., Park, K. R., Lim, B. S., Lee, S. I., Kim, M. K., Chu, Y., Chung, W. H., Baek, S. H., Choi, J. Y., Yonekawa, H., Chertovskikh, A., Chang, Y. B., Kim, J. S., Kim, G. S., Kim, D. J., Song, N. H., Kim, K. P., Song, Y. J., Woo, I. S. & 9 others, Han, W. S., Lee, D. K., Oh, Y. K., Cho, K. W., Park, J. S., Lee, G. S., Lee, H. J., Ko, T. K. & Lee, S. J., 2004 May, In : Journal of the Korean Physical Society. 44, 5 I, p. 1195-1198 4 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)
2003

Characteristic analysis of a heater-triggered switching system for the charging of Bi-2223 double-pancake load

Bae, D. K., Yoon, Y. S., Ahn, M. C., Ha, H. S., Ko, T. K. & Oh, S. S., 2003 Jun, In : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 2227-2230 4 p.

Research output: Contribution to journalConference article

3 Citations (Scopus)

Characteristics of critical current of high-Tc superconducting magnets wound with various tensions

Ahn, M. C., Kim, M. C., Bae, D. K., Lee, S., Yoon, Y. S., Lee, S. J. & Ko, T. K., 2003 Jun, In : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 2080-2083 4 p.

Research output: Contribution to journalConference article

5 Citations (Scopus)

Characteristics of critical current of superconducting solenoid wound with the stacked tape

Ahn, M. C., Lee, S., Kim, M. C., Bae, D. K., Lee, C., Joo, M. & Ko, T. K., 2003 Oct, In : Cryogenics. 43, 10-11, p. 555-560 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Design, fabrication and testing of superconducting dc reactor for 1.2 kV/80 A inductive fault current limiter

Kang, H., Ahn, M. C., Kim, Y. K., Bae, D. K., Yoon, Y. S., Ko, T. K., Kim, J. H. & Joo, J., 2003 Jun, In : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 2008-2011 4 p.

Research output: Contribution to journalConference article

14 Citations (Scopus)

Design, fabrication techniques and test results of 1.2 kV/80 A inductive fault current limiter by using conduction-cooled system

Kang, H., Lee, S., Bae, D. K., Ahn, M. C. & Ko, T. K., 2003 Oct, In : Cryogenics. 43, 10-11, p. 621-628 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Design and test of modified bridge type superconducting fault current limiter with reverse magnetized core

Lee, S., Lee, C., Ahn, M. C., Kang, H., Bae, D. K. & Ko, T. K., 2003 Jun, In : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 2016-2019 4 p.

Research output: Contribution to journalConference article

12 Citations (Scopus)

Determination of equivalent circuit parameters of the low-Tc superconducting power supply for charging of superconducting magnet

Yoon, Y. S., Ahn, M. C., Kim, H. M. & Ko, T. K., 2003 Jun, In : IEEE Transactions on Applied Superconductivity. 13, 2 II, p. 2222-2226 5 p.

Research output: Contribution to journalConference article

2 Citations (Scopus)

Electrical degradation of a high-Tc superconductor continuous current transport

Bae, D. K., Lee, S. J., Bae, J. H., Sim, K. D., Park, K. Y. & Ko, T. K., 2003 Jun, In : IEEE Transactions on Applied Superconductivity. 13, 2 III, p. 2949-2952 4 p.

Research output: Contribution to journalConference article

5 Citations (Scopus)

Measurement of joint properties of Bi(Pb)-Sr-Ca-Cu-O (2223) tapes by field decay technique

Kim, J. H., Kim, K. T., Jang, S. H., Joo, J., Choi, S., Nah, W., Kang, H., Ko, T. K., Ha, H. S., Oh, S. S., Ryu, K. S. & Nash, P., 2003 Jun, In : IEEE Transactions on Applied Superconductivity. 13, 2 III, p. 2992-2995 4 p.

Research output: Contribution to journalConference article

8 Citations (Scopus)

Patterned pyroelectric electron emitters and their feasibility study for lithography applications

Moon, C. W., Kim, D. W., Rosenman, G., Ko, T. K. & Yoo, I. K., 2003 Jun, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 42, 6 A, p. 3523-3525 3 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Present Status of the KSTAR Superconducting Magnet System Development

Kim, K., Park, H. K., Park, K. R., Lim, B. S., Lee, S. I., Kim, M. K., Chu, Y., Chung, W. H., Baek, S. H., Choi, J. Y., Yonekawa, H., Chertovskikh, A., Chang, Y. B., Kim, J. S., Kim, C. S., Kim, D. J., Song, N. H., Kim, K. P., Song, Y. J., Woo, I. S. & 8 others, Han, W. S., Lee, D. K., Song, D. W., Park, J. S., Lee, G. S., Lee, H. J., Ko, T. K. & Lee, S. J., 2003, In : IEEE International Conference on Plasma Science. p. 323 1 p.

Research output: Contribution to journalConference article

2002

A study on the efficiency of low-Tc superconducting power supply considering the series-parallel connections of superconducting circuits

Ahn, M. C., Yoon, Y. S., Kim, H. M., Han, T. S., Lee, S. G. & Ko, T. K., 2002 Mar, In : IEEE Transactions on Applied Superconductivity. 12, 1, p. 804-807 4 p.

Research output: Contribution to journalConference article

3 Citations (Scopus)

A variation of impedance of a high-Tc superconducting fault current limiter with an open core

Lee, C., Kim, H. M., Kang, H., Kim, T. J., Ko, T. K., Lee, E. R., Lee, S. & Yoon, K. Y., 2002 Mar, In : IEEE Transactions on Applied Superconductivity. 12, 1, p. 846-849 4 p.

Research output: Contribution to journalConference article

9 Citations (Scopus)

Design, fabrication and testing of a high-Tc superconducting power supply with the Bi-2223 load

Kim, H. M., Yoon, Y. S., Ahn, M. C., Ko, T. K., Lee, S. J. & Han, T. S., 2002 Mar, In : IEEE Transactions on Applied Superconductivity. 12, 1, p. 837-841 5 p.

Research output: Contribution to journalConference article

2 Citations (Scopus)

Test of DC reactor type fault current limiter using SMES magnet for optimal design

Lee, E. R., Lee, S., Lee, C., Suh, H. J., Bae, D. K., Kim, H. M., Yoon, Y. S. & Ko, T. K., 2002 Mar, In : IEEE Transactions on Applied Superconductivity. 12, 1, p. 850-853 4 p.

Research output: Contribution to journalConference article

16 Citations (Scopus)

The short circuit analysis of integrated three phase superconducting fault current limiter with two phase superconducting circuits

Lee, S., Lee, E. R., Lee, C., Choi, S. J. & Ko, T. K., 2002 Mar, In : IEEE Transactions on Applied Superconductivity. 12, 1, p. 854-858 5 p.

Research output: Contribution to journalConference article

4 Citations (Scopus)
2001

Analysis of the operational characteristics of a high-Tc superconducting power supply with the Bi-2223 pancake load

Yoon, Y. S., Kim, H. M., Ahn, M. C., Lee, C., Ko, T. K. & Oh, S. S., 2001 Sep, In : IEEE Transactions on Applied Superconductivity. 11, 3, p. 4071-4077 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Analysis of the operational characteristics of discrete-sheet type low-Tc superconducting power supply

Kim, H. M., Yoon, Y. S., Ahn, M. C., Chu, Y., Lee, S. J., Han, T. S., Oh, S. S. & Ko, T. K., 2001 Mar, In : IEEE Transactions on Applied Superconductivity. 11, 1 II, p. 2339-2342 4 p.

Research output: Contribution to journalConference article

1 Citation (Scopus)

Design, fabrication and test of a discrete-foil-type superconducting power supply

Kim, H. M., Lee, C., Ko, T. K., Yoon, Y. S., Lee, S. J., Han, T. S. & Oh, S. S., 2001, In : Cryogenics. 41, 3, p. 189-194 6 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Design and characteristic analysis of a rod type high-Tc superconducting fault current limiter through electromagnetic analysis

Lee, C., Lee, S., Hyun, O. B. & Ko, T. K., 2001 Mar, In : IEEE Transactions on Applied Superconductivity. 11, 1 II, p. 2102-2105 4 p.

Research output: Contribution to journalConference article

9 Citations (Scopus)

Experimental investigation to overcome the ramp-rate limitation of CICC superconducting magnets

Jeong, S., Kim, S. & Ko, T. K., 2001 Mar, In : IEEE Transactions on Applied Superconductivity. 11, 1 II, p. 1689-1692 4 p.

Research output: Contribution to journalConference article

2 Citations (Scopus)

Fabrication and characterization of microstructural evolution and properties of twisted Bi(Pb)-Sr-Ca-Cu-O superconductor tape

Lim, J. H., Joo, J., Kim, J. G., Nah, W., Jang, M., Ko, T., Lee, S. J., Ha, H. S., Oh, S. S. & Kwon, Y. K., 2001 Mar, In : IEEE Transactions on Applied Superconductivity. 11, 1 III, p. 2796-2799 4 p.

Research output: Contribution to journalConference article

1 Citation (Scopus)

Stability analysis of a power system with superconducting fault current limiter installed

Lee, S., Lee, C., Ko, T. K. & Hyun, O., 2001 Mar, In : IEEE Transactions on Applied Superconductivity. 11, 1 II, p. 2098-2101 4 p.

Research output: Contribution to journalConference article

39 Citations (Scopus)

The experimental study of AC loss dependency on joint method in BSCCO-2223 tape

Kang, H., Kim, J. H., Hwangbo, H., Joo, J., Nah, W., Jang, M., Kim, H. M., Yoon, Y. S., Oh, S. S., Ryu, K. S. & Ko, T. K., 2001 Mar, In : IEEE Transactions on Applied Superconductivity. 11, 1 II, p. 2216-2219 4 p.

Research output: Contribution to journalConference article

4 Citations (Scopus)
2000

AC loss measurement of Bi-2223 conductors

Jang, M. H., Chu, Y., Ko, T. K., Oh, S. S. & Joo, J. H., 2000 Nov, In : Physica C: Superconductivity and its applications. 341-348 (IV), p. 2575-2576 2 p.

Research output: Contribution to journalConference article

1 Citation (Scopus)

A design and tests ot hts power cables and feasibility study of hts power transmission system in KOREA

Clio, J., Seong, K. C., Ryu, K. S. & Ko, T. K., 2000 Jan 1, In : IEEE Transactions on Applied Superconductivity. 10, 1, p. 11501153 1 p.

Research output: Contribution to journalConference article

Characteristic analysis of the flux damper located in HTS synchronous motor through 3-dimensional magnetic field analysis using F.E.M.

Song, M. K., Lee, S. J., Yoon, Y. S. & Ko, T. K., 2000 Nov, In : Physica C: Superconductivity and its applications. 341-348, p. IV/-

Research output: Contribution to journalConference article

4 Citations (Scopus)

Design, fabrication and testing of a heatertrigged hightc superconducting power supply

Yoon, Y. S., Lee, S. J., Han, T. S., Kirn, H., Lee, C. Y., Chu, Y. & Ko, T. K., 2000 Mar, In : IEEE Transactions on Applied Superconductivity. 10, 1, p. 14181421 1 p.

Research output: Contribution to journalArticle

Design, fabrication and testing of a heater-trigged high-Tc superconducting power supply

Yoon, Y. S., Lee, S. J., Han, T. S., Kim, H. M., Lee, C. Y., Chu, Y. & Ko, T. K., 2000, In : IEEE Transactions on Applied Superconductivity. 10, 1, p. 1418-1421 4 p.

Research output: Contribution to journalConference article

1 Citation (Scopus)

Design and characteristic analysis of active quench protection system for superconducting magnet

Chu, Y., Kim, H. M., Jang, M. H., Kim, K. M. & Ko, T. K., 2000 Nov, In : Physica C: Superconductivity and its applications. 341-348 (IV), p. 2605-2606 2 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Design and tests of HTS power cables and feasibility study of HTS power transmission system in Korea

Cho, J., Seong, K. C., Ryu, K. S. & Ko, T. K., 2000, In : IEEE Transactions on Applied Superconductivity. 10, 1, p. 1150-1153 4 p.

Research output: Contribution to journalConference article

16 Citations (Scopus)

KSTAR project: An advanced steady state superconducting tokamak experiment

Lee, G. S., Kim, J., Hwang, S. M., Chang, C. S., Chang, H. Y., Cho, M. H., Choi, B. H., Kim, K., Cho, K. W., Cho, S., Choh, K. K., Choi, C. H., Choi, J. H., Choi, J. W., Choi, I. S., Do, C. J., Ha, T. H., Han, J. H., Hong, J. S., Hong, K. H. & 115 others, Hur, N. I., Hwang, I. S., Im, K. H., Jhang, H. G., Jung, Y. S., Kim, B. C., Kim, D. L., Kim, G. H., Kim, H. S., Kim, J. S., Kim, J. Y., Kim, W. C., Kim, Y. S., Kwon, K. H., Kyum, M. C., Lee, B. J., Lee, D. K., Lee, H. G., Lee, J. M., Lee, S. G., Na, H. G., Oh, Y. K., Park, J. H., Ri, H. C., Ryoo, Y. S., Song, K. Y., Yang, H. L., Yang, J. G., Yoo, B. J., Yoo, S. J., Yoon, N. S., Yoon, S. B., You, G. H., You, K. I., Choe, W., Choi, D. I., Jeong, S. G., Lee, D. Y., Bae, Y. S., Kang, H. S., Kim, G. N., Ko, I. S., Namkung, W., Oh, J. S., Bae, Y. D., Cho, Y. S., Hong, B. G., Hong, G., Hwang, C. K., In, S. R., Ju, M. H., Lee, H. J., Oh, B. H., Yoon, B. J., Baang, S., Choi, H. J., Hwang, J., Kim, M. G., Kim, Y. J., Lee, S. I., Yee, J., Yoon, C. S., Chung, K. H., Hong, S. H., Hwang, Y. S., Kim, S. H., Kim, Y. H., Chung, K. H., Lim, J. Y., Ha, D. W., Oh, S. S., Ryu, K. S., Wang, Q. L., Ko, T. K., Joo, J., Suh, S., Choi, C. H., Lee, J. H., Lee, Y. W., Shin, H. S., Song, I. H., Baek, J., Han, I. Y., Koh, Y., Park, P. Y., Ryu, C., Cho, J. J., Hwang, D. M., Kim, Y. S., Schmidt, J. A., Park, H. K., Neilson, G. H., Reiersen, W. T., Simmons, R. T., Bernabei, S., Dahlgren, F., Grisham, L. R., Jardin, S. C., Kessel, C. E., Manickam, J., Medley, S. S., Pomphrey, N., Sinnis, J. C., Brown, T. G., White, R. B., Young, K. M., Schultz, J., Wang, P. W., Sevier, L., Carter, M. D., Ryan, P. M., Swain, D. W., Hill, D. N., Nevins, W. M. & Braams, B. J., 2000, In : Nuclear Fusion. 40, SPEC. ISS. 3, p. 575-582 8 p.

Research output: Contribution to journalArticle

151 Citations (Scopus)

Stability analysis of race track type Ag/Bi-2223 of the high-Tc superconducting synchronous motor

Song, M. K., Lee, S. J., Yoon, Y. S. & Ko, T. K., 2000 Nov, In : Physica C: Superconductivity and its applications. 341-348 (IV), p. 2639-2640 2 p.

Research output: Contribution to journalConference article