• 2368 Citations
  • 21 h-Index
1987 …2020

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Article
2011

Theoretical and FEM analysis of suspension and propulsion system with HTS hybrid electromagnets in an EMS Maglev model

Chung, Y. D., Lee, C. Y., Jang, J. Y., Yoon, Y. S. & Ko, T. K., 2011 Nov, In : Physica C: Superconductivity and its applications. 471, 21-22, p. 1487-1491 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2010

Analysis of charging characteristics of linear type magnetic flux pump depended on traveling speed of magnetic field

Chung, Y. D., Kim, H. K., Bae, D. K., Yoon, Y. S., Jo, H. C. & Ko, T. K., 2010 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 1, p. 47-51 5 p.

Research output: Contribution to journalArticle

Analysis on ground conductor shape and size effect to levitation force in static type EDS simulator

Lee, J., Bae, D. K., Kang, H., Ahn, M. C., Lee, Y. S. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 896-899 4 p., 5433291.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Analytical design method of high-Tc coated conductor for a resistive superconducting fault current limiter using finite element method

Kim, Y. J., Park, D. K., Yang, S. E., Kim, W. C., Ahn, M. C., Yoon, Y. S., Kwon, N. Y., Lee, H. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1172-1176 5 p., 5422874.

Research output: Contribution to journalArticle

8 Citations (Scopus)

A study on a splice method of YBCO coated conductors with curvature for HTS magnet application

Kim, H. J., Jo, H. C., Chang, K. S., Yang, M. K., Ahn, M. C. & Ko, T. K., 2010 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 1, p. 17-21 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

A study on the characteristic evaluation of an HTS coil with respect to the winding methods

Jo, H. C., Choi, S., Jang, J. Y., Hwang, Y. J., Lee, C. Y., Ahn, M. C., Yoon, Y. S. & Ko, T. K., 2010, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 4, p. 31-35 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

A study on the composition of superconducting power cable using the multi-cable

Choi, S. J., Lee, S. J., Sim, K. D., Cho, J. W., Lee, S. K. & Ko, T. K., 2010 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 1, p. 42-46 5 p.

Research output: Contribution to journalArticle

A study on the non-inductive coils for hybrid fault current limiter using experiment and numerical analysis

Jang, J. Y., Park, D. K., Yang, S. E., Kim, Y. J., Na, J. B., Jo, H. C., Ahn, M. C. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1151-1154 4 p., 5433287.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Characteristic comparison of the superconducting fault current limiter with various bypass reactors

Chang, K. S., Park, D. K., Yang, S. E., Kim, Y. J., Chu, S. Y., Ahn, M. C. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1190-1193 4 p., 5433263.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Conceptual design of high-Tc superconducting current leads for superconducting nuclear fusion magnets with respect to various HTS tapes

Jang, J. Y., Chang, K. S., Kim, Y. J., Choi, S. J., Jo, H. C., Chu, S. Y. & Ko, T. K., 2010 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 1, p. 32-36 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

DC critical current test method for 22.9 kV/50 MVA superconducting power cable considering the uncertainty

Choi, S., Lee, S., Sim, K., Cho, J., Lee, S., Lee, S. G., Lee, K. W., Lee, S. Y., Kim, D. H. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1272-1275 4 p., 5433246.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Detection of AE signals from a HTS tape during quenching in a solid cryogen-cooling system

Kim, K. J., Song, J. B., Kim, J. H., Lee, J. H., Kim, H. M., Kim, W. S., Na, J. B., Ko, T. K. & Lee, H. G., 2010 Nov 1, In : Physica C: Superconductivity and its applications. 470, 20, p. 1883-1886 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Electrical test of bifilar-wound pancake limiting module based on multi-stacked coated conductor for application to a power system

Yang, S. E., Park, D. K., Chang, K. S., Kim, Y. J., Na, J. B. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1308-1311 4 p., 5438868.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Estimation of current decay performance of HTS electromagnet for maglev

Lee, C. Y., Jo, J. M., Han, Y. J., Bae, D. K., Yoon, Y. S., Choi, S., Park, D. K. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 907-910 4 p., 5433264.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Experimental analysis of a splice method between YBCO coated conductors on various bending diameters

Chang, K. S., Park, D. K., Yang, S. E., Jo, H. C., Kim, H. J., Yoon, Y. S., Kim, H. S., Lee, H. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1577-1580 4 p., 5433302.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Experimental analysis of flux pump for compensating current decay in the persistent current mode using HTS magnet

Jo, H. C., Yang, S. E., Kim, Y. J., Chang, K. S., Jang, J. Y., Yoon, Y. S., Chung, Y. D., Kim, H. M. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1693-1696 4 p., 5439743.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Experimental analysis of normal zone propagation in the jointed YBCO coated conductors

Chang, K. S., Kim, Y. J., Jo, H. C., Jang, J. Y. & Ko, T. K., 2010 May, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 2, p. 1-4 4 p.

Research output: Contribution to journalArticle

Experimental study on the dielectric characteristics of liquid nitrogen with respect to various pressures

Na, J. B., Kang, H., Chang, K. S., Kim, Y. J., Kim, K. J., Lee, H. G. & Ko, T. K., 2010 Nov 1, In : Physica C: Superconductivity and its applications. 470, 20, p. 1899-1903 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Experimental study on the electrical breakdown characteristics of sub-cooled liquid nitrogen for designing a high voltage superconducting machine

Na, J. B., Kang, H., Hwang, Y. J., Yang, S. E., Park, D. K., Bae, D. K. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1662-1666 5 p., 5438875.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Feasibility study on the design of DC HTS cable core

Sim, K., Kim, S., Jang, H. M., Lee, S. K., Won, Y. J. & Ko, T. K., 2010, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 4, p. 24-30 7 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Longitudinal and transverse quench propagation in pancake coils using coated conductors with additional copper tape in liquid helium

Park, D. K., Kim, Y. J., Yang, S. E., Chang, K. S., Na, J. B. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 2160-2163 4 p., 5433247.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Parameter determination of a condition for simultaneous quench in series-connected YBCO coated conductors

Lee, E. R., Park, D. K., Jang, J. Y., Chang, K. S., Chung, Y. D., Bae, D. K., Ahn, M. C., Yoon, Y. S. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1207-1210 4 p., 5443662.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Proposal and fundamental analysis of cylindrical type magnetic flux pump for high field magnet

Chung, Y. D., Kang, H. K., Bae, D. K., Yoon, Y. S., Lee, E. R. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1685-1688 4 p., 5422728.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Quench and recovery characteristics of non-inductively wound HTS coils with various winding

Jo, H. C., Chang, K. S., Kim, Y. J., Choi, S. J., Hwang, Y. J., Kim, W. C. & Ko, T. K., 2010 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 1, p. 37-41 5 p.

Research output: Contribution to journalArticle

Resistive switching characteristics of TiN/MnO2/Pt memory devices

Yang, M. K., Park, J. W., Ko, T. K. & Lee, J. K., 2010 Sep, In : Physica Status Solidi - Rapid Research Letters. 4, 8-9, p. 233-235 3 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Resistive switching properties of cr-doped srzro3 thin film on si substrate

Yang, M. K., Ko, T. K., Park, J. W. & Lee, J. K., 2010, In : Korean Journal of Materials Research. 20, 5, p. 241-245 5 p.

Research output: Contribution to journalArticle

Study on improvement of the piezoelectric properties of acoustic emission sensor to be used for superconducting application systems

Kim, K. J., Kim, J. H., Song, J. B., Paik, J. H., Jang, J. Y., Ko, T. K. & Lee, H. G., 2010 Sep, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 12, 3, p. 44-48 5 p.

Research output: Contribution to journalArticle

Study on the breakdown voltage characterization of insulation gases for developing a high voltage superconducting apparatus

Kang, H., Nah, J. B., Chung, Y. D., Ahn, M. C., Bae, D. K. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1646-1649 4 p., 5438871.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Study on the lightning impulse breakdown characteristics of gaseous insulation media for the design of a high voltage superconducting apparatus

Kang, H., Na, J. B., Ahn, M. C., Bae, D. K., Kim, Y. H. & Ko, T. K., 2010 Nov 1, In : Physica C: Superconductivity and its applications. 470, 20, p. 1691-1694 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

The estimation of the current distribution on the HTS cable by measuring the circumferential magnetic field

Sim, K., Kim, S., Lee, S., Cho, J. & Ko, T. K., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 1981-1984 4 p., 5439744.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Thermal and electrical stabilities of solid nitrogen (SN2) cooled YBCO coated conductors for HTS magnet applications

Song, J. B., Kim, K. J., Kim, K. L., Lee, J. H., Kim, H. M., Lee, G. H., Chang, H. M., Park, D. K., Ko, T. K. & Lee, H. G., 2010 Jun, In : IEEE Transactions on Applied Superconductivity. 20, 3, p. 2172-2175 4 p., 5372007.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Voltage-pulse induced resistance switching characteristics in a Cr-doped SrZrO3

Yang, M. K., Jung, K., Kim, Y., Ko, T. K., Im, H., Park, J. W. & Lee, J. K., 2010 Nov, In : Japanese journal of applied physics. 49, 11, 111101.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2009

Analytical and experimental studies on the hybrid fault current limiter employing asymmetric non-inductive coil and fast switch

Park, D. K., Chang, K. S., Yang, S. E., Kim, Y. J., Ahn, M. C., Yoon, Y. S., Kim, H. M., Park, J. W. & Ko, T. K., 2009 Jun, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 1896-1899 4 p., 5067142.

Research output: Contribution to journalArticle

15 Citations (Scopus)

A study on the current limiting characteristics and magnetic analysis of the non-inductively wound coil

Jang, J. Y., Park, D. K., Chang, K. S., Na, J. B., Kim, W. C., Do Chung, Y. & Ko, T. K., 2009 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 11, 1, p. 25-29 5 p.

Research output: Contribution to journalArticle

Bipolar resistive switching behavior in Ti/ MnO2 /Pt structure for nonvolatile memory devices

Yang, M. K., Park, J. W., Ko, T. K. & Lee, J. K., 2009, In : Applied Physics Letters. 95, 4, 042105.

Research output: Contribution to journalArticle

129 Citations (Scopus)

Characteristic analysis and design of the heater triggered switch for high-Tc power supply in various helium conditions

Kim, Y. J., Yang, S. E., Chang, K. S., Park, D. K., Ko, T. K., Kim, H. M., Yoon, Y. S., Song, J. B. & Lee, H. G., 2009 Jun, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 2350-2353 4 p., 5067200.

Research output: Contribution to journalArticle

Characteristics of simultaneous quenches in series-connected YBaCuO coated conductors

Lee, E. R., Park, D. K., Yang, S. E., Chang, K. S., Kim, Y. J., Yoon, Y. S. & Ko, T. K., 2009 Jun, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 1814-1817 4 p., 4982617.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Charging and persistent-current mode operating characteristics of BSCCO magnet using High-Tc superconducting power supply

Jo, H. C., Yang, S. E., Kim, Y. J., Hwang, Y. J., Yoon, Y. S., Do Chung, Y. & Ko, T. K., 2009 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 11, 1, p. 30-34 5 p.

Research output: Contribution to journalArticle

Effect of CuO addition on sintering temperature and piezoelectric properties of 0.05Pb(Al0.5Nb0.5)O3-0. 95Pb(Zr0.52Ti0.48)O3+0.7 wt.% Nb 2O5 + 0.5 wt.% MnO2 ceramics

Lee, J. Y., Choi, J. W., Kang, M. G., Kim, S. J., Ko, T. K. & Yoon, S. J., 2009 Oct, In : Journal of Electroceramics. 23, 2-4, p. 572-575 4 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Experimental analysis of bifilar pancake type fault current limiting coil using stabilizer-free coated conductor

Na, J. B., Park, D. K., Yang, S. E., Kim, Y. J., Chang, K. S., Kang, H. & Ko, T. K., 2009 Jun, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 1797-1800 4 p., 5067275.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Experimental and numerical analysis of high resistive coated conductor for conceptual design of fault current limiter

Park, D. K., Yang, S. E., Kim, Y. J., Chang, K. S., Ko, T. K., Ahn, M. C. & Yoon, Y. S., 2009 Jun, In : Cryogenics. 49, 6, p. 249-253 5 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Experimental verification of non-inductive wound solenoid coil for large transport currents

Na, J. B., Park, D. K., Yang, S. E., Kim, Y. J., Chang, K. S., Kang, H. & Ko, T. K., 2009 Oct 15, In : Physica C: Superconductivity and its applications. 469, 15-20, p. 1754-1759 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Joint characteristics of the YBCO coated conductor (CC) by chemical etching

Kim, H. S., Kwon, N. Y., Chang, K. S., Ko, T. K., Kim, H. M., Kim, W. S., Park, C. & Lee, H., 2009 Jun, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 2835-2838 4 p., 5153195.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Numerical analysis of moving type and static type electrodynamic suspension simulator with superconducting levitation magnet

Lee, E. R., Bae, D. K., Chung, Y. D., Yoon, Y. S. & Ko, T. K., 2009 Mar, In : Journal of the Korea Institute of Applied Superconductivity and Cryogenics. 11, 1, p. 49-54 6 p.

Research output: Contribution to journalArticle

Operating characteristics of HTS power supply for and improving temporal stability of coated conductor magnet in liquid helium

Park, D. K., Kim, Y. J., Yang, S. E., Kwon, N. Y., Lee, H. G. & Ko, T. K., 2009 Oct 15, In : Physica C: Superconductivity and its applications. 469, 15-20, p. 1804-1807 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Quench and recovery test on stacked YBCO-coated conductors by applying various intermediate inserting materials

Kim, Y. J., Ahn, M. C., Park, D. K., Kim, M. J., Yang, S. E., Ko, T. K., Kang, H. K., Nam, K. W., Kim, J. H., Song, J. B. & Lee, H., 2009 Mar, In : Japanese journal of applied physics. 48, 3, p. 33001 1 p.

Research output: Contribution to journalArticle

Repetitive over-current characteristics of the joints between the YBCO coated conductor

Chang, K. S., Park, D. K., Yang, S. E., Kim, Y. J., Na, J. B., Kwon, N. Y., Lee, H., Kim, H. M. & Ko, T. K., 2009 Jun, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 2419-2422 4 p., 5109574.

Research output: Contribution to journalArticle

7 Citations (Scopus)
92 Citations (Scopus)

Study on optimal location of a resistive SFCL applied to an electric power grid

Sung, B. C., Park, D. K., Park, J. W. & Ko, T. K., 2009 Jun, In : IEEE Transactions on Applied Superconductivity. 19, 3, p. 2048-2052 5 p., 5166721.

Research output: Contribution to journalArticle

49 Citations (Scopus)