연구 논문 리스트 문서 원본 보기

== 2009 ==

<ol>

<li><b>Collapse of the Peak Effect due to ac-Induced Flux Creep in an Isotropic Vortex System of MgCNi3 Single Crystal</b> 
<br>Dong-Jin Jang, Hyun-Sook Lee, H-G. Lee, M-H. Cho, and Sung-Ik Lee 
<br> Phys. Rev. Letters 103(4), 047003 (2009/7/24)  <br><br>

<li><b>Two-band effect on the temperature and the angle dependences of the ratio of the surface to the bulk superconductivity in MgB2</b> 
<br>D-J Jang, H-S Lee, B Kang, H-G Lee, M-H Cho, and S-I Lee
<br> New Journal of Physics 11, 073028 (2009/7) <br><br>

<li><b>Concurrent magnetic and metal-insulator transitions in Eu1-xSmxB6 single crystals</b>
<BR>S. Yeo, J. E. Bunder, Hsiu-Hau Lin, Myung-Hwa Jung, Sung-Ik Lee	
<BR>APPLIED PHYSICS LETTERS  94(4), 042509  (2009/1/26)<br><br>

<li><b>Crystal structure and electronic and thermal properties of TbFeAsO0.85</b>
<br>N. Kaurav, Y. T. Chung, Y. K. Kuo, R. S. Liu, T. S. Chan, J. M. Chen, J.-F. Lee, H.-S. Sheu, X. L. Wang, S. X. Dou, S. I. Lee, Y. G. Shi, A. A. Belik, K. Yamaura,  E. Takayama-Muromachi
<br>APPLIED PHYSICS LETTERS  94, 192507 (2009/5/11)<br><br>

<li><b>s-wave superconductivity probed by measuring magnetic penetration depth and lower critical field of MgCNi3 single crystals</b>
<br>P. Diener, P. Rodiere, T. Klein,1, C. Marcenat, J. Kacmarcik, Z. Pribulova, D. J. Jang, H. S. Lee, H. G. Lee, and S. I. Lee
<br>Phys. Rev. B 79(22), 220508 (2009/6/18)<br><br>

<li><b>Growth and characterization of 144  ��m thick barium ferrite single crystalline film for microwave device application</b>
<BR>Jeevan Jalli, Yang-Ki Hong, Seok Bae, Jae-Jin Lee, Gavin S. Abo, Andrew Lyly, Sung-Hoon Gee, Hwachol Lee, Tim Mewes, Jeong-Chul Sur, Sung-Ik Lee
<BR>JOURNAL OF APPLIED PHYSICS  105, 07A511-1  (2009/2/18) <br><br>

<li><b>A comparative study of the dendritic avalanche in MgB2 thin films synthesized by pulsed laser deposition and hybrid physical chemical vapor deposition methods</b>
<br>Jae-Yeap Lee, Hu-Jung Lee, Sung-Ik Lee, C. G. Zhuang, Y. Z. Wang, Q. R. Feng, Z. Z. Gan, X. X. Xi, Eun-Mi Choi, Jae-Hun Cho, and Young-Hun Jo
<br>JOURNAL OF APPLIED PHYSICS 105, 083904 (2009/4/17)<br><br>

<li><b>The pressure effect on magnetism in CeTe1.82</b>
<BR>Myung-Hwa Jung, Sung-Ik Lee
<BR>JOURNAL OF PHYSICS-CONDENSED MATTER  21(2), 026004 (2009/1/14) <br><br>

<li><b>Unconventional superconductivity of NdFeAsO0.82F0.18 indicated by the low temperature dependence of the lower critical field H-c1</b>
<br>X. L. Wang, S. X. Dou, Zhi-An Ren, Wei Yi, Zheng-Cai Li, Zhong-Xian Zhao, Sung-Ik Lee	
<BR>JOURNAL OF PHYSICS-CONDENSED MATTER 21, 205701 (2009/5/15)<br><br>

<li><b>Comparative study of the pressure effects on the magnetic penetration depth in electron- and hole-doped cuprate superconductors</b>
<br>DDi Castro1, R Khasanov, A Shengelaya, K Conder, D-J Jang, M-S Park, S-I Lee, H Keller
<br>JOURNAL OF PHYSICS-CONDENSED MATTER  21, 275701 (2009/7/8)<br><br>

<li><b>Point-contact Andreev reflection tunneling spectroscopic (PCARTS) study of the superconducting gap structure in LuNi2B2C</b>
<BR>Xin Lu, W. K. Park, Ki-Young Choi, Sung-Ik Lee, Sunmog Yeo, Sergey L, Budko, Paul C. Canfield and L. H. Greene
<BR>JOURNAL OF PHYSICS: Conference Series 150, 052143 (2009)<br><br>

<li><b>Giant Magnetic Moment of Oxygen-free CuNi Nanoparticles</b>
<BR>Myung-Hwa Jung, Sung-Ik Lee		
<BR>JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY   9(5), 3201-3203  (2009/5) <br><br>

</ol>

== 2008 ==

<ol>

<li><b>Relationship between surface superconductivity, bulk superconductivity and the peak effect in MgB2 single crystals</b>
<BR>HS Lee, DJ Jang, BW Kang, HG  Lee, IJ Lee, Y Jo, MH  Jung, MH Cho, SI Lee
<BR>NEW JOURNAL OF PHYSICS, 10, 063003 (2008/6/3) <BR><BR>

<li><b>Evidence of strong anisotropic behavior in the five-layered superconductor HgBa2Ca4Cu5O12+y from equilibrium magnetization measurements</b> 
<br>Min-Seok Park, Jung-Dae Kim, Kyung-Hee Kim, Yong-Tae Kwon, Young Cheol Kim, Akira Iyo, Kazuyasu Tokiwa, and Sung-Ik Lee 
<br> Phys. Rev. B 77(2), 024519 (2008/1/1)  <br><br>

<li><b>Enhancement of ferromagnetism by decreasing tolerance factor in electron-doped manganites</b>
<br>T. Qian, P. Tong, Bongju Kim, Sung-Ik Lee, Namsoo Shin, S. Park, and Bog G. Kim
<br> Phys. Rev. B 77(9), 094423 (2008/3/1)  <br><br>

<li><b>Griffiths phase and thermomagnetic irreversibility behavior in slightly electron-doped manganites Sm1-xCaxMnO3 (0.80<=x<=0.92)</b>
<br>P. Tong, Bongju Kim, Daeyoung Kwon, T. Qian, Sung-Ik Lee, S-W. Cheong, and Bog G. Kim
<br> Phys. Rev. B 77(18), 184432 (2008/5/1)  <br><br>

<li><b>Nodeless superconductivity in the infinite-layer electron-doped cuprate superconductor Sr0.9La0.1CuO2</b>
<br>R. Khasanov, A. Shengelaya, A. Maisuradze, D. Di Castro, I. M. Savic, S. Weyeneth, M. S. Park, D. J. Jang, S.-I. Lee, and H. Keller
<br> Phys. Rev. B 77(18), 184512 (2008/5/1)  <br><br>

<li><b>Magnetization and Cu nuclear magnetic resonance study of Sr0.9La0.1Cu1-xNixO2</b>
<br>Williams, G. V. M., Richter, S., Haase J, Jung, C. U., Lee, Hye-Gyong, Lee, Sung-Ik
<br> Phys. Rev. B 78(10), 104522 (2008/9/1)  <br><br>

<li><b>Flux-pinning mechanism in silicone-oil-doped MgB2: Evidence for charge-carrier mean free path fluctuation pinning</b>
<br>S. R. Ghorbani, X. L. Wang, S. X. Dou, Sung-Ik Lee, and N. S. A. Hossain
<br> Phys. Rev. B 78(18), 184502 (2008/11/1)  <br><br>

<li><b>Anisotropy of the Upper Critical Fields in Al-Substituted MgB2 Single Crystals </b>
<br>Byeongwon Kang, Heon-Jung Kim, Hyun-Sook Lee and Sung-Ik Lee
<br> Journal of the Korean Physical Society, 52(5), 1617 (2008/5) <br><br>

<li><b>Growth of MgB2 thin films by using a novel laser-assisted chemical vapor deposition technique</b>
<BR>SG Jung, NH Lee, WK Seong, WN Kang, EM Choi, SI Lee
<BR> SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 21(8), 085017 (2008/8)<BR><BR>

<li><b>Microscopic flux density of small and dendritic flux jumps in MgB2 thin films</b>
<BR> Jae-Yeap Lee, Eun-Mi Choi, Hyun-Sook Lee, Hu-Jong Lee, Sung-Ik Lee, A. A. F. Olsen, D. V. Shantsev, T. H. Johansen
<BR> SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 21(10), 105021 (2008/10)<BR><BR>

<li><b>Angular dependences of the motion of the anisotropic flux line lattice and the peak effect in MgB2</b>
<BR> D-J Jang, H-S Lee, B.W Kang, H-G Lee, M-H Cho, S-I Lee
<BR> SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 21(12), 125004 (2008/12)<BR><BR>

<li><b>Doping in MgB2 superconductors using a high-pressure furnace </b>
<br>B.W. Lee, I. Choi, C.U. Jung, S.I. Lee
<br> Journal Of Magnetism And Magnetic Materials, 320(14), E484-E486 (2008/7) <br><br>

<li><b>Torque magnetometry studies of new low temperature metamagnetic states in ErNi2B2C </b>
<br>D. G. Nauglea, B. I. Belevtsevb, K. D. D. Rathnayaka, S.-I. Lee and S. M. Yeo
<br> Journal Of Applied Physics, 103(7), 07B718 (2008/4/1) <br><br>

<li><b>Torque magnetometry: An effective tool for study of metamagnetic transitions in quaternary borocarbides RNi2B2C </b>
<br>K.D.D. Rathnayakaa, B.I. Belevtseva, D.G. Naugle, P.C. Canfield, S.-I. Lee, J.-D. Kim
<br> Physica B-Condensed Matter, 403(5-9), 1050-1052 (2008/4/1) <br><br>

<li><b>Point-contact Andreev reflection spectroscopic study of the superconducting gap structure in LuNi2B2C </b>
<br>Xin Lua, W.K. Park, Jung-Dae Kim, Sunmog Yeo, Sung-Ik Leeb, L.H. Greene
<br> Physica B-Condensed Matter, 403(5-9), 1098-1100 (2008/4/1) <br><br>

<li><b>Anomalous coherence peak in the microwave conductivity of MgB2 thin film at 7.2 GHz</b>
<BR>B.B. Jin, T. Dahm, Sung-IK Lee, N. Klein
<BR>Physica C, 468(11-12), 861-864 (2008/6/15)<br><br>

<li><b>Finite gap behaviour in the superconductivity of the 'infinite layer' n-doped high-T-c superconductor Sr0.9La0.1CuO2 </b>
<br>J S White, E M Forgan, M Laver1, P S Hafliger, R Khasanov, R Cubitt, C D Dewhurst, M-S Park, D-J Jang, H-G Lee and S-I Lee
<br> JOURNAL OF PHYSICS-CONDENSED MATTER, 20(10), 104237 (2008/3/12) <br><br>

<li><b>Evidence of conventional superconductivity in single-crystalline MgCNi3</b>
<BR>HS Lee, DJ  Jang, HG Lee, W Kang, MH Cho, SI  Lee
<BR>JOURNAL OF PHYSICS-CONDENSED MATTER, 20(25), 255222 (2008/6/25)<BR><BR>

<li><b>Point-contact spectroscopy of superconducting MgCNi3 single crystals  </b>
<br>Z. Pribulova, P. Szabo, J. Kacmarcik, P. Samuely, D.-J. Jang, H.G. Lee, H.S. Lee and S.-I. Lee
<br> ACTA PHYSICA POLONICA A, 113(1), 215-218 (2008/1) <br><br>

<li><b>AC micro calorimetry of superconducting MgCNi3 single crystals   </b>
<br>J. Kacmarcik, Z. Pribulova, P. Samuely, C. Marcenat, T. Klein, D.-J. Jang, H.-G. Lee, H.-S. Lee and S.-I. Lee
<br> ACTA PHYSICA POLONICA A, 113(1), 363-366 (2008/1) <br><br>

<li><b>Temperature Dependence of the Flux Jump Upper Threshold Field in MgB2 Thin Films </b>
<br>Jae-Yeap Lee, Eun-Mi Choi, Hyun-Sook Lee, Moo-Hyun Cho, A. A. F. Olsen, T. H. Johansen, Y. S. Oh, Kee Hoon Kim, Young-Hee Han, T. H. Sung, and sung-Ik Lee	
<br> Journal of the Physical society of Japan 77(10), 104717 (2008/10) <br><br>

<li><b>Magnetic and Microwave Properties of Sm-Doped SrFe12O19 Single Crystals </b>
<br>Jeevan Jalli, Yang-Ki Hong, Sung-Hoon Gee, Seok Bae, Jaejin Lee, J.C. Sur, Gavin S. Abo, Andrew Lyle, Sung-Ik Lee, Hwachol Lee, and Tim Mewes	
<br> IEEE Transactions on Magnetics.  44(11), 2978   (2008/11) <br><br>

</ol>

== 2007 ==

<ol>

<li><b>Growth of Single Crystals of MgCNi3 </b>
<br> Hyun-Sook Lee, Dong-Jin Jang, Hye-Gyong Lee, Sung-Ik Lee, Soon-Mi Choi, and Cheol-Jin Kim
<br> Advanced Materials 19(14), 1807-1809(2007/7) <br><br>

<li><b>Anisotropy of the Sommerfeld Coefficient in Magnesium Diboride Single Crystals </b>
<br> Z. Pribulova, T. Klein, J. Marcus, C. Marcenat, F. Levy, M. S. Park, H. G. Lee, B.W. Kang, S. I. Lee, S. Tajima, and S. Lee
<br> Phys. Rev. Lett 98(13), 137001 (2007/3/30)  <br><br>

<li><b>Observation of Competing Order in a High-Tc Superconductor Using Femtosecond Optical Pulses </b>
<br> Elbert E. M. Chia, Jian-Xin Zhu, D. Talbayev, R. D. Averitt, and A. J. Taylor, Kyu-Hwan Oh, In-Sun Jo, and S.-I. Lee
<br> Phys. Rev. Lett 99(14), 147008 (2007/10/5) <br><br>

<li><b>Temperature dependence of the persistent critical current and instabilities in MgB2 thin films </b>
<br> A. I. Mansour, M. Egilmez, I. Fan, K. H. Chow, and J. Jung, E. M. Choi, H. S. Lee, and S. I. Lee, H. Darhmaoui 
<br> Applied Physics Letters 90(16), 162511 (2007/4/16) <br><br>

<li><b>Width-dependent upper threshold field for flux noise in MgB2 strips</b>
<br> Eun-Mi Choi, Hyun-Sook Lee, Jae Yeap Lee, Sung-Ik Lee, A. A. F. Olsen, V. V. Yurchenko, D. V. Shantsev, T. H. Johansen, Hyeong-Jin Kim and Moo-Hyun Cho
<br> Applied Physics Letters 91(4), 042507 (2007/7/23)   <br><br>

<li><b>Avalanches injecting flux into the central hole of a superconducting MgB2 ring </b>
<br>Age Andreas Olsen, Tom Henning Johansen, Daniel Shantsev, Eun-Mi Choi, Hyun-Sook Lee, Hyun Jung Kim, and Sung-Ik Lee 
<br> Phys. Rev. B 76(2), 024510 (2007/7/1)  <br><br>

<li><b>Macroscopic evidence for quantum criticality and field-induced quantum fluctuations in cuprate superconductors </b>
<br>A. D. Beyer, V. S. Zapf, H. Yang, F. Fabris, M. S. Park, K. H. Kim, S.-I. Lee, and N.-C. Yeh 
<br> Phys. Rev. B 76(14), 140506(R) (2007/10/1)   <br><br>

<li><b>Field and angular dependence of the Sommerfeld coefficient in Al-doped MgB2 single crystals</b>
<br>Z. Pribulova, T. Klein, J. Marcus, C. Marcenat, M. S. Park, H.-S. Lee, H.-G. Lee, and S.-I. Lee 
<br> Phys. Rev. B 76(18), 180502(R) (2007/11/1) <br><br>

<li><b>Quantum phase transition and finite-size scaling of the one-dimensional Ising model </b>
<br> Um J, Lee SI, Kim BJ 
<br> Journal of The Korean Physical Society 50(1), 285-289 (2007/1)  <br><br>

<li><b>Growth of Superconducting MgB2 Thin Films by Using Hybrid Physical-Chemical Vapor Deposition </b>
<br> W. K. Seong, J. Y. Huh, Soon-Gil Jung and W. N. Kang, H. S. Lee, E. M. Choi and Sung-Ik Lee 
<br> Journal of The Korean Physical Society 51(1), 174-177 (2007/7) <br><br>

<li><b>Hall conductivity and the vortex phase in MgB2 thin films</b>
<br> Soon-Gil Jung, WK Seong, Ji Young Huh, TG Lee, WN Kang, Eun-Mi Choi, Heon-Jung Kim and Sung-Ik Lee
<br> Supercond Sci Technol 20, 129-132 (2007/3)  <br><br>

<li><b>Mapping flux avalanches in MgB2 films - equivalence between magneto-optical imaging and magnetic measurements </b>
<br> F Colauto, EMChoi, J Y Lee, S I Lee, V V Yurchenko, T H Johansen andW A Ortiz
<br> Supercond Sci Technol 20, L48-L50 (2007/8)  <br><br>

<li><b>Effect of unreacted Mg on the pinning properties of MgB2</b>
<br> C.U. Jung, S.-I. Lee
<br> Journal of Magnetism and Magnetic Materials 310, 501-503 (2007/3)   <br><br>

<li><b>Evolution of the two-gap nature revealed in the upper critical field of Mg1-xAlxB2</b>
<br>Heon-Jung Kim, Hyun-Sook Lee, Min-Seok Park, H.-G. Lee, Younghun Jo, Myung-Hwa Jung, Sung-Ik Lee and Byeongwon Kang
<br>Journal of Magnetism and Magnetic Materials 310(2), e147-e148 (2007/3)  <br><br>

<li><b>Analysis of Hc2(��, T) for Mg(B1-xCx)2 single crystals by using the dirty two-gap model</b>
<br>Min-Seok Park, Hyun-Sook Lee, Jung-Dae Kim, Heon-Jung Kim, Myung-Hwa Jung, Younghun Jo and Sung-Ik Lee
<br>J. Phys.: Condens. Matter 19, 242201(7pp) (2007/6/20)  <br><br>

<li><b>Local electronic structure of Mn dopants in ZnO probed by resonant inelastic x-ray scattering </b>
<br>G S Chang, E Z Kurmaev, SW Jung, H-J Kim, G-C Yi, S-I Lee, M V Yablonskikh, T M Pedersen, A Moewes and L D Finkelstein
<br>J. Phys.: Condens. Matter 19, 276210 (8pp) 2007/6/20)& <br><br>

<li><b>Peak effect and vortex dynamics in superconducting MgB2 single crystals</b>
<br>Hyun-Sook Lee, Dong-Jin Jang, Heon-Jung Kim, Byeongwon Kang, Sung-Ik Lee
<br>Physica C 456, 153-159 (2007/6/1)   <br><br>

<li><b>Synthesis of Ca1-xNaxCuO2Cl2 single crystals by using a high-pressure technique</b>
<br>Kyung-Hee Kim, H.-G. Lee, Soo-Hee Oh, Jung-Dae Kim, Sung-Ik Lee
<br>Physica C 460-462, 78-79 (2007/9/1)  <br><br>

<li><b>Aluminum and carbon substitution in MgB2. Electron doping and scattering effects</b>
<br>P. Samuely, P. Szabo, Z. Pribulova, M. Angst, S.L. Bud��ko, P.C. Canfield, T. Klein, L. Lyard, J. Marcus, C. Marcenat, B.W. Kang, H.-J. Kim, H.-S. Lee, H.-K. Lee and S.I. Lee
<br>Physica C 460-462, 84-88 (2007/9/1)  <br><br>

<li><b>Influence of Al doping on the gap values in MgB2 single crystals</b>
<br>Thierry Klein, Zuzana Holanova, Christophe Marcenat, Laurence Lyard, Jacques Marcus, Pavol Szabo, Peter Samuely, Sung-Ik Lee
<br>Physica C 460-462, 562-563 (2007/9/1) <br><br>

<li><b>Fluctuations on the magnetic response of superconducting thin films of Nb and MgB2 - Percolation limit of vortex mobility</b>
<br>F. Colauto, P. Orgiani, X.X. Xi, W.N. Kang, E.M. Choi, H.J. Kim, S.I. Lee, E. Patino, M.G. Blamire, W.A. Ortiz
<br>Physica C 460-462, 1268-1269 (2007/9/1)  <br><br>

<li><b>Flux pinning in c-axis-oriented MgB2 thin film</b>
<br>Z.X. Shi, Y.X. Zhang, H. Lv, Mingxiang Xu, Eun-Mi Choi, Sung-Ik Lee
<br>Physica C 467, 101-105 (2007/12/1)   <br><br>

<li><b>Ferromagnetic Signal in Nanosized Ag Particles</b>
<br>Younghun Jo, Myung-Hwa Jung, Myung-Chul Kyum, and Sung-Ik Lee
<br>Journal of Nanoscience and Nanotechnology 7, 3884-3887 (2007/11) <br><br>

<li><b>Upper Threshold Fields Of Dendritic Flux Jumps In Gold-coated Mgb2 Thin Films </b>
<br>Eun-Mi Choi, Hyun-Sook Lee, Jae Yeap Lee, Sung-Ik Lee, A. A. F. Olsen, V. V. Yurchenko, D. V. Shantsev, T. H. Johansen, Hyeong-Jin Kim, Moo-Hyun Cho
<br>International Journal of Modern Physics B 21(18&19), 3310-3313(2007/7/30) <br><br>

<li><b>Two-gap Nature Of The Bulk Superconductor (Mg1-xalx)B2 With Low (x �� 0.07) Al Doping </b>
<br>Min-Seok Park, Jung-Dae Kim, Hye-Gyong Lee, Heon-Jung Kim, Sung-Ik Lee, Myung-Hwa Jung; Younghun Jo
<br>International Journal of Modern Physics B 21(18&19), 3314-3316(2007/7/30) <br><br>
  
<li><b>Two-level Random Telegraph Noise From Moving Vortices In Clean Mgb2 Single Crystal </b>
<br>Dong-Jin Jang, Hyun-Sook Lee, Sung-Ik Lee, Byeongwon Kang
<br>International Journal of Modern Physics B 21(18&19), 3317-3319(2007/7/30)  <br><br>

<li><b>Phenomenological Theory of Superconductivity and Effects of Antiferromagnetic and Spiral Order in Ho1-xDyxNi2B2C </b>
<br>Jung-Dae Kim, Heon-Jung Kim, Hyeonjin Doh and Sung-Ik Lee
<br>J. Phys. Soc. Jpn. 76 (2007) Suppl. A, pp. 144-145(2007)  <br><br>

<li><b>Characteristics of X-ray absorption near-edge spectra obtained from various MgB2 films </b>
<br>C. H. Hsieh, C. N. Chang, S. Y. Wang, Pohan Lee, H. C. Hsu, Y. Cui, X. X. Xi, Eun-Mi Choi, Sung-Ik Lee and J. M. Chen
<br>CHINESE JOURNAL OF PHYSICS 45(2), 163-174 Part 2 (2007/4)  <br><br>
  
<li><b>Investigating the physical origin of unconventional low-energy excitations and pseudogap phenomena in cuprate superconductors </b>
<br>N.-C. Yeh C.-T. Chen A. D. Beyer and S.-I. Lee
<br>CHINESE JOURNAL OF PHYSICS 45(2), 263-272 Part 2 (2007/4)  <br><br>

</ol>

== 2006 ==

<ol>

<li><b>Onset of Dendritic Flux Avalanches in Superconducting Films</b>
<br> D. V. Denisov, D. V. Shantsev, Y. M. Galperin, Eun-Mi Choi, Hyun-Sook Lee, Sung-Ik Lee, A. V. Bobyl, P. E. Goa, A. A. F. Olsen, and T. H. Johansen
<br> Phys. Rev. Lett. 97(7), 077002 (2006/8/18) <br><br>

<li><b>Comparative analysis of specific heat of YNi2B2C using nodal and two-gap models</b>
<br> C. L. Huang, J.-Y. Lin, C. P. Sun, T. K. Lee, J. D. Kim, E. M. Choi, S. I. Lee and H. D. Yang
<br> Phys. Rev. B 73(1), 012502 (2006/1/1)  <br><br>

<li><b>Comparison of temperature and angular dependence of the upper critical field in Mg1-xAlxB2 single crystals in dirty-limit two-gap theory</b>
<br> Heon-Jung Kim, Hyan-Sook Lee, Byeongwon Kang, Woon-Ha Yim, Younghun Jo, Myung-Hwa Jung, and Sung-Ik Lee
<br> Phys. Rev. B 73(6), 064520 (2006/2/1) <br><br>

<li><b>Influence of Al doping on the critical fields and gap values in magnesium diboride single crystals</b>
<br> T. Klein, L. Lyard, J. Marcus, C. Marcenat, P. Szabo, Z. Hol��anova, P. Samuely, B. W. Kang, H-J. Kim, H-S. Lee, H-G. Lee, and S-I. Lee
<br> Phys. Rev. B 73(22), 224528 (2006/6/1) </a>  <br><br>

<li><b>Infrared signature of ion displacement in the noncollinear spin state of orthorhombic YMnO3 </b>
<br> Jungho Kim, Sunghoon Jung, M. S. Park, Sung-Ik Lee, H. D. Drew, H. Cheong, K. H. Kim, and E. J. Choi
<br> Phys. Rev. B 74(5), 052406 (2006/8/1) <br><br>

<li><b>Flux dendrites of opposite polarity in superconducting MgB2 rings observed with magneto-optical imaging</b>
<br> Age Andreas Falnes Olsen, Tom Henning Johansen, Daniel Shantsev, Eun-Mi Choi, Hyun-Sook Lee, Hyun Jung Kim and Sung-Ik Lee
<br> Phys. Rev. B 74(6), 064506 (2006/8/1) <br><br>

<li><b>Dynamic critical behaviors in two-dimensional Josephson junction arrays with positional disorder</b>
<br> Jaegon Um, Beom Jun Kim, Petter Minnhagen, M. Y. Choi, and Sung-Ik Lee
<br> Phys. Rev. B 74(6), 094516 (2006/9/1)  <br><br>

<li><b>Observation of the spontaneous vortex phase in the weakly ferromagnetic superconductor ErNi2B2C : A penetration depth study</b>
<br> E. E. M. Chia, M. B. Salamon, T. Park, H.-J. Kim, S.-I. Lee and H. Takeya
<br> Europhys. Lett. 73(5), 772 - 778 (2006/3/1)  <br><br>

<li><b>Magnus force and acoustic Stewart-Tolman effect in type-II superconductors</b>
<br> V. D. Fil, D. V. Fil, A. N. Zholobenko, N. G. Burma, Yu. A. Avramenko, J. D. Kim, E. M. Choi and S.I. Lee
<br> Europhys. Lett. 76(3), 484 - 490 (2006/11/1)  <br><br>

<li><b>Phase Transitions in Positionally Disordered Josephson Junction Arrays in a Magnetic Field</b>
<br> Jaegon Um, Sung-Ik Lee, Beom Jun Kim
<br> Journal of the Korean Physical Society 48(5), S127~S129 (2006/2/28) <br><br>

<li><b>Peak Effect and Its Dynamic Nature in MgB2 Single Crystals</b>
<br> Heon-Jung Kim, Hyun-Sook Lee, P. Chowdhury, Kyung-Hee Kim, Min-Seok Park, Hye-Gyong Lee, Byeongwon Kang and Sung-Ik Lee
<br> Journal of the Korean Pbysical Society 48(5), 1022-1025 (2006/5) <br><br>

<li><b>Superconducting Properties of Ca1.82Na0.18CuO2Cl2 Single Crystals from the Equilibrium Magnetization</b>
<br> Kyung-Hee Kim, Heon-Jung Kim, Jung-Dae Kim, H.-G. Lee and Sung-Ik Lee
<br> Journal of the Korean Pbysical Society 48(5), 1032-1035(2006/5)  <br><br>

<li><b>Nature of the Fluctuation Conductivity in La1.87Y0.13CuO4</b>
<br>  Hyun-Sook Lee, Heon-Jung Kim, Hyun-Jung Kim, Sung-Ik Lee, Akio Tsukada and Michio Naito
<br> Journal of the Korean Pbysical Society 48(5), 1036-1039(2006/5) <br><br>

<li><b>Vortex Avalanche in Gold-Coated and Finite-Sized MgB2 Thin Films</b>
<br> Eun-Mi Choi, Hyun-Sook Lee, Sung-Ik Lee, A. A. F. Olsen, D. V. Shantsev and T. H. Johansen
<br> Journal of the Korean Pbysical Society 48(5), 1044-1047(2006/5) <br><br>

<li><b>Crystalline thin films of transition metal hexacyanochromates grown under Langmuir monolayer </b>
<br> Nitin Bagkar, Sipra Choudhury, Kyung-Hee Kim, Prasanta Chowdhury, Sung-Ik Lee and J.V. Yakhmi
<br> Thin Solid Films  513, 325-330 (2006/8/14) <br><br>

<li><b>Three-dimensional superconductivity and vortex glass transition in La1.87Y0.13CuO4 </b>
<br> Hyun-Sook Lee, Heon-Jung Kim, Hyun-Jung Kim, Myung-Hwa Jung, Younghun Jo, Sung-Ik Lee, Akio Tsukada and Michio Naito
<br> Physica B: Condensed Matter 378-380, 447-448 (2006/5/1) <br><br>

<li><b>Pressure effect on the infinite-layer superconductor Sr0.9La0.1CuO2 studied by magnetization </b>
<br> H.C. Kim, Myoung-Hwan Kim, M.H. Jung, Min-Seok Park and Sung-Ik Lee
<br> Physica B: Condensed Matter 378-380, 886-887 (2006/5/1)<br><br>

<li><b>Dynamic vortex-phase diagram of MgB2 single crystals near the peak-effect region </b>
<br> Heon-Jung Kim, Hyun-Sook Lee, Byeongwon Kang, P. Chowdhury, Kyung-Hee Kim, Min-Seok Park and Sung-Ik Lee
<br> Physica B: Condensed Matter 378-380, 888-889 (2006/5/1) <br><br>

<li><b>Measurement of the anisotropy ratios in MgB2 single crystals </b>
<br> Heon-Jung Kim, Byeongwon Kang, Hyun-Sook Lee and Sung-Ik Lee
<br> Physica B: Condensed Matter 378-380, 890-891 (2006/5/1) <br><br>

<li><b>Torque magnetometry studies of metamagnetic transitions in single-crystal HoNi2B2C and ErNi2B2C at T ? 1.9K </b>
<br> D.G. Naugle, K.D.D. Rathnayaka, S.A. Adegbenro, B.I. Belevtsev, P. C. Canfield and S.-I. Lee
<br> Journal of Applied Physics 99, 08F701 (2006/4/15) <br><br>

<li><b>Anomalous field dependence of anisotropy observed in MgB2 single crystals with a torque method </b>
<br> T. Nojima, H. Nagano, A. Ochiai, H. Aoki, B. Kang and S.-I. Lee
<br> Physica C: Superconductivity 445-448, 42-45 (2006/10/1) <br><br>

</ol>

== 2005 ==

<ol>
<li><b>Muon-Spin-Rotation Measurements of the Penetration Depth of the Infinite-Layer Electron-Doped Sr0:9La0:1CuO2 Cuprate Superconductor</b>
<br> A. Shengelaya, R. Khasanov, D. G. Eshchenko, D. Di Castro, I. M. Savic��, M. S. Park, K. H. Kim, Sung-Ik Lee,
K. A. Mu��ller, and H. Keller
<br> Phys. Rev. Lett. 94(12), 127001 (2005/4) <br><br>

<li><b>Dendritic magnetic avalanches in carbon-free MgB2 thin films with and without a deposited Au layer</b>
<br> Eun-Mi Choi, Hyun-Sook Lee, Hyun Jung Kim, Byeongwon Kang, Sung-Ik Lee, A. A. F. Olsen, D. V. Shantsev and T. H. Johansen
<br> Applied Physics Letters 87, 152501 (2005/10) <br><br>

<li><b>Observation of a pair-breaking field in the magnetically diluted antiferromagnetic superconductor DyNi2B2C</b>
<br> D. R. Sanchez and E. M. Baggio-Saitovitch, H. Micklitz, Sung-Ik Lee
<br> Phys. Rev. B 71(2), 024508 (2005/1) <br><br>

<li><b>Anomalous paramagnetic effects in the mixed state of LuNi2B2C</b>
<br> Tuson Park, A. Malinowski, M. F. Hundley, and J. D. Thompson, Y. Sun and M. B. Salamon, Eun Mi Choi, Heon Jung Kim, and Sung-Ik Lee, P. C. Canfield and V. G. Kogan
<br> Phys. Rev. B 71(5), 054511 (2005/2) <br><br>

<li><b>Dimensionality of superconductivity and vortex dynamics in the infinite-layer cuprate Sr0.9 M0.1 Cu O2 (M=La,Gd) </b>
<br> V. S. Zapf, N.-C. Yeh, A. D. Beyer, C. R. Hughes, C. H. Mielke, N. Harrison, M. S. Park, K. H. Kim, and S.-I. Lee
<br> Phys. Rev. B 71(13), 134526 (2005/4) <br><br>

<li><b> Dynamic vortex-phase diagram and noise property of MgB2 single crystals near the peak-effect region </b>
<br> Heon-Jung Kim, Hyun-Sook Lee, Byeongwon Kang, P. Chowdhury, Kyung-Hee Kim, Min-Seok Park, and Sung-Ik Lee
<br> Phys. Rev. B 71(17), 174516 (2005/5) <br><br>

<li><b> Effect of disorder in MgB2 thin films </b>
<br> M. Iavarone, R. Di Capua, A. E. Koshelev, W. K. Kwok, F. Chiarella, R. Vaglio, W. N. Kang, E. M. Choi, H. J. Kim, S. I. Lee, A. V. Pogrebnyakov, J. M. Redwing, and X. X. Xi
<br> Phys. Rev. B 71(21), 214502 (2005/6) <br><br>

<li><b> Size of flux jumps in superconducting films </b>
<br> D. V. Shantsev, A. V. Bobyl, Y. M. Galperin, T. H. Johansen, and S. I. Lee
<br> Phys. Rev. B 72(02), 024541 (2005/7) <br><br>

<li><b> Effect of Tb substitution for Dy on superconductivity and magnetism in Dy1- xTbxNi2B2C </b>
<br> Jae-Hyuk Choi, Heon-Jung Kim, H. B. Kim, Hyeon-Jin Doh, Sung-Ik Lee, and B.K. Cho
<br> Phys. Rev. B 72(05), 054516 (2005/8) <br><br>

<li><b> Reply to "Comment on `Enhanced two-dimensional properties of the four- layered cuprate high-Tc superconductor TlBa2Ca3Cu4Oy'" </b>
<br> Heon-Jung Kim, Kyung-Hee Kim, Sung-Ik Lee, A. Iyo, Y. Tanaka, K.Tokiwa, and T. Watanabe
<br> Phys. Rev. B 72(17), 176503 (2005/11) <br><br>

<li><b> Doping-dependent reduction of the Cu nuclear magnetic resonance intensity in the electron-doped superconductors </b>
<br> G. V. M. Williams, J. Haase, Min-Seok Park, Kyung Hee Kim, and Sung-Ik Lee
<br> Phys. Rev. B 72(21), 212511 (2005/12) <br><br>

<li><b> Effect of magnetic order on the superfluid response of single-crystal ErNi2 B2 C : A penetration depth study </b>
<br> Elbert E. M. Chia, W. Cheong, Tuson Park, and M. B. Salamon, Eun-Mi Choi and Sung-Ik Lee
<br> Phys. Rev. B 72(21), 214505 (2005/12) <br><br>

<li><b> Effect of apical oxygen replacement by chlorine on the thermodynamic properties of Ca1.82Na0.18CuO2Cl2 single crystals </b>
<br> Kyung-Hee Kim, Heon-Jung Kim, Jung-Dae Kim, H.-G. Lee and Sung-Ik Lee
<br> Phys. Rev. B 72(22), 224510 (2005/12) <br><br>

<li><b> Instability of defensive alliances in the predator-prey model on complex networks </b>
<br> Beom Jun Kim, Jianbin Liu, Jaegon Um and Sung-Ik Lee
<br> Phys. Rev. E 72(04), 041906 (2005/10) <br><br> 

<li><b>Bulk evidence for s-wave pairing symmetry in electron-doped infinite- layer cuprate Sr0.9La0.1CuO2</b>
<br>  Liu ZY, Wen HH, Shan L, Yang HP, Lu XF, Gao H, Park MS, Jung CU, Lee SI
<br> Europhys. Lett. 69(2), 263-269 (2005/1) <br><br>

<li><b>Dependence of penetration depth, microwave surface resistance and energy gap of MgB2 thin films on their normal-state resistivity</b>
<br> B B Jin, T Dahm, C Iniotakis, A I Gubin, Eun-Mi Choi, Hyun Jung Kim, Sung-IK Lee, W N Kang, S F Wang, Y L Zhou, A V Pogrebnyakov, J M Redwing, X X Xi and N Klein
<br> Supercond. Sci. Technol. 18(1), L1-L4 (2005/1)  <br><br>

<li><b>The upper critical field and two-gap nature in Mg1-xAlxB2</b>
<br> Min-Seok Park, Heon-Jung Kim, Byeongwon Kang and Sung-Ik Lee
<br> Supercond. Sci. Technol. 18(1), 183-186 (2005/1) <br><br>

<li><b>An H-T diagram characterizing the activation barriers obtained from the magnetic relaxation of HgBa2Ca2Cu3O8+��
thin film</b>
<br> Myoung-Hwan Kim, Sung-Ik Lee, Mun-Seog Kim and Won Nam Kang
<br> Supercond. Sci. Technol. 18(6), 835-838 (2005/6) <br><br>

<li><b>Three-dimensional superconductivity of the structurally two-dimensional superconductor La1.87Y0.13CuO4: study of an angle-dependent critical current density thin film</b>
<br> Hyun-Sook Lee, Heon-Jung Kim, Hyun-Jung Kim, Myung-Hwa Jung, Younghun Jo, Sung-Ik Lee, Akio Tsukada and Michio Naito
<br> Supercond. Sci. Technol. 18(7), 944-947 (2005/7) <br><br>

<li><b>Reversible magnetization and irreversibility line of tri-layer superconductor Ba2Ca2Cu3O6(O,F)2 with Tcw108 K</b>
<br> Mun-Seog Kim, Kyu-Tae Kim, Heon-Jung Kim, Kyung-Hee Kim, Jin-Ju Ko, Jung-Dae Kim, Sung-Ik Lee, A. Iyoc, Y. Tanaka
<br> Solid State Communications 133, 459-463 (2005/2) <br><br>

<li><b>Two-gap Superconductivity in MgB<sub>2</sub></b>
<br>Heon-Jung Kim and Sung-Ik Lee
<br>AAPPS Bulletin 15(1), 37-44 (2005/2)  <br><br>

<li><b>Anistropy of the Electron-Doped Infinite layer Superconductors Sr0.9La0.1CuO2</b>
<br> Heon-Jung Kim, Min-Seok Park, C.U. Jung, Sung-Ik Lee and Mun-Seog Kim
<br> Int. J Mod Phy B 19(1-3), 209-212 (2005/1) <br><br>

<li><b>Quasiparticle Spectroscopy And High-field Phase Diagrams Of Cuprate Superconductors - An Investigation Of Competing Orders And Quantum Criticality</b>
<br> N.-C. Yeh, C.-T. Chen, V. S. Zapf, A. D. Beyer, C. R. Hughes, M.-S. Park, K.-H. Kim, S.-I. Lee
<br> Int. J Mod Phy B 19(1-3), 285-294 (2005/1) <br><br>

 <li><b>Fabrication of Josephson Junctions on Mgb2 Thin Films Using Focused-Ion-Beam (FIB)</b>
<br> Sang-Jae Kim, Gui-Sik Kim, Yoshihiko Takano, Shunichi Arisawa, Kyung-Sung Yun, Akira Ishii, Takeshi Hatano, Hyun-Sook Lee, Eun-Mi Choi, Kijoon H. P. Kim, Sung-Ik Lee
<br> Int. J Mod Phy B 19(1-3), 391-394 (2005/1) <br><br>

<li><b>Suppression of Magnetization By a Small Transverse Ac Magnetic Field </b>
<br> Dong Ho Kim, Heon-Jung Kim, Sung-Ik Lee
<br> Int. J Mod Phy B 19(1-3), 443-446 (2005/1) <br><br>

<li><b>Experimental Investigation of the Competing Orders and Quantum Criticality in Hole- and Electron-Doped Cuprate Superconductors  </b>
<br> N.-C. Yeh, C.-T. Chen, V. S. Zapf, A. D. Beyer, C. R. Hughes, M.-S. Park, K.-H. Kim, and S.-I. Lee
<br> Chinese Journal of Physics 43(3-II), 505-514 (2005/6) <br><br>

<li><b>Two-gap Superconductivity ofMgB2 Single Crystals Revealed inMagnetic Penetration Depth </b>
<br> Byeongwon Kang, Heon-Jung Kim, Min-Seok Park, and Sung-Ik Lee
<br> Chinese Journal of Physics 43(3-II), 583-586 (2005/6) <br><br>

<li><b>Two-Dimensional Character in the Reversible Magnetization of Tl2Ba2CaCu2O8+��� Single Crystals </b>
<br> Heon-Jung Kim, P. Chowdhury, and Sung-Ik Lee
<br> Chinese Journal of Physics 43(3-II), 638-641 (2005/6) <br><br>

<li><b>Pinning in nomagnetic borocarbides </b>
<br>A.N. Zholobenko, G P. Mikitik, and V.D. Fil, D V. Fil, J.D. Kim , E.M. Choi, S.I. Lee
<br>LOW TEMPERATURE PHYSICS 31(12), 1043-1047 (2005/12) <br><br>

</ol>

== 2004 ==

<ol>
<li><b>Anisotropies of the Lower and Upper Critical Fields in MgB<sub>2</sub> Single Crystals</b>
<br> L. Lyard, P. Szabo, T. Klein, J. Marcus, C. Marcenat, K. H. Kim, B. W. Kang, H. S. Lee, and S. I. Lee
<br> Phys. Rev. Lett. 92(5), 057001 (2004/2) <br><br>

<li><b>Evidence for the Coexistence of an Anisotropic Superconducting Gap and Nonlocal Effects in the Nonmagnetic Superconductor LuNi2B2C</b>
<br> Tuson Park, Elbert E.M. Chia, M. B. Salamon, E. D. Bauer, I. Vekhter, J. D. Thompson, Eun Mi Choi, Heon Jung Kim, Sung-Ik Lee, and P. C. Canfield
<br> Phys. Rev. Lett. 92(23), 237002 (2004/6) <br><br>

<li><b>Enhancement at low temperatures of the critical current density for Au-coated MgB<sub>2</sub> thin films</b>
<br> Eun-Mi Choi, Hyun-Sook Lee, Heon-Jung Kim, Sung-Ik Lee, Hyeong-Jin Kim and W. N. Kang
<br> Applied Physics Letters 84(1), 82 (2004/1) <br><br>

<li><b>Specific heat study of the magnetic superconductor HoNi<sub>2</sub>B<sub>2</sub>C </b>
<br> T. Park, M. B. Salamon, E. M. Choi, H. J. Kim, and S.-I. Lee
<BR> Phys. Rev. B 69(5), 054505 (2004/2) <br><br>

<li><b>Reversible magnetization of MgB2 single crystals with a two-gap nature</b>
<br> B. Kang, H.-J. Kim, M.-S. Park, K.-H. Kim, and S.-I. Lee
<BR> Phys. Rev. B 69(14), 144514 (2004/4) <br><br>

<li><b>Reversible magnetization measurement of the anisotropy of the London penetration depth in MgB2 single crystals</b>
<br> Heon-Jung Kim, Byeongwon Kang, Min-Seok Park, Kyung-Hee Kim, Hyun Sook Lee, and Sung-Ik Lee
<BR> Phys. Rev. B 69(18), 184514 (2004/5) <br><br>

<li><b>Effect of two bands on the scaling of critical current density in MgB2 thin films</b>
<br> Eun Mi Choi, Heon-Jung Kim, S. K. Gupta, P. Chowdhury, Kijoon H. P. Kim, and Sung-Ik Lee, W. N. Kang, Hyeong-Jin Kim, Myung-Hwa Jung, and Soo-Hyun Park
<BR> Phys. Rev. B 69(22), 224510 (2004/6) <br><br>

<li><b>Enhanced two-dimensional properties of the four-layered cuprate high-Tc superconductor
TlBa2Ca3Cu4Oy</b>
<br> Kyung-Hee Kim, Heon-Jung Kim, Sung-Ik Lee, A. Iyo, Y. Tanaka, K. Tokiwa, and T. Watanabe
<BR> Phys. Rev. B 70(9), 092501 (2004/9) <br><br>

<li><b>Peak effect and anomalous dynamic nature of a metastable state in MgB2 single crystals</b>
<br> Heon-Jung Kim, Hyun Sook Lee, Byeongwon Kang, P. Chowdhury, Kyung-Hee Kim, and Sung-Ik Lee
<BR> Phys. Rev. B 70(13), 132501 (2004/10) <br><br>

<li><b> Two-band effects in the angular dependence of Hc2 of MgB2 single crystals</b>
<br> A. Rydh, U. Welp, A. E. Koshelev, W. K. Kwok, G. W. Crabtree R. Brusetti, L. Lyard, and T. Klein C. Marcenat B. Kang, K. H. Kim, K. H. P. Kim, H.-S. Lee, and S.-I. Lee 
<BR> Phys. Rev. B 70(13), 132503 (2004/10) <br><br>

<li><b> Effect of thermodynamic fluctuations on in-plane and out-of-plane magnetoresistance of monolayer superconductor Tl2Ba2CuO6 +delta</b>
<br> Heon-Jung Kim, P. Chowdhury, S. K. Gupta, N. H. Dan, and Sung-Ik Lee
<BR> Phys. Rev. B 70(14), 144510 (2004/10) <br><br>

<li><b> Geometrical barriers and lower critical field in MgB2 single crystals</b>
<br> L. Lyard, T. Klein, J. Marcus, R. Brusetti, C. Marcenat, M.
Konczykowski, V. Mosser, K. H. Kim, B. W. Kang, H. S. Lee, and S. I. Lee
<BR> Phys. Rev. B 70(18), 180504(R)  (2004/11) <br><br>

<li><b> Systematic reduction of magnetization by an ac transverse field and of the anomalous magnetization peak in a N2-annealed Tl2Ba2CuO6 single crystal</b>
<br> Dong Ho Kim, Heon-Jung Kim, N. H. Dan, and Sung-Ik Lee 
<BR> Phys. Rev. B 70(21), 214527 (2004/12)  <br><br>

<li><b> Elastic anomalies in HoNi2B2C single crystals</b>
<br> V. D. Fil, A. Knigavko, A. N. Zholobenko, E.-M. Choi and S.-I. Lee
<BR> Phys. Rev. B 70(22), 220504(R) (2004/12)  <br><br>

<li><b>Physical properties of ZnCNi<sub>3</sub>:comparison with superconducting MgCNi<sub>3</sub></b>
<br> Min-Seok Park, JinSoo Giim, Soo-Hyeon Park, YWLee, S I Lee and E J Choi
<br> Supercond. Sci. Technol. 17(2), 274-277 (2004/2)<br><br>

<li><b>STM tunnelling spectroscopy in MgB2 thin films: the role of band structure in tunnelling spectra</b>
<br> M Iavarone, G Karapetrov, A E Koshelev, W K Kwok, G W Crabtree, W N Kang, Eun-Mi Choi, Hyun Jung Kim and Sung-Ik Lee 
<br> Supercond. Sci. Technol. 17(5), S106-S111 (2004/5)<br><br>

<li><b>Critical current density of MgB2 thin films and the effect of interface pinning</b>
<br> Eun-Mi Choi, S K Gupta, Shashwati Sen, Hyun-Sook Lee, Hyun-Jung Kim and Sung-Ik Lee
<br> Supercond. Sci. Technol. 17(9), S524-S527 (2004/9) <br><br>

<li><b>Microstructure and superconductivity of MgB2 single crystals</b>
<br> Kijoon H.P. Kim, C.U. Jung, B.W. Kang, Kyung Hee Kim, Hyun-Sook Lee, Sung-Ik Lee, N. Tamura, W.A. Caldwell, J.R. Patel
<br> Current Applied Physics 4, 272-275 (2004/4) <br><br>

<li><b>Field dependent creep characteristics in Tl2Ba2CuO6 single crystals</b>
<BR>P Chowdhury, Heon-Jung Kim, S K Gupta and Sung-Ik Lee
<BR>J. Phys.: Condens. Matter 16, 6727-6736 (2004/9) <br><br>

<li><b>Fluctuation of superconductivity in MgB2 thin flms</b>
<br> Heon-Jung Kim, Kyung-Hee Kim, W.N. Kang, H.S. Lee, Kijoon H.P. Kim, Eun-Mi Choi, Hyun Jung Kim, Hyeong-Jin Kim,
Sung-Ik Lee, Mi-Ock Mun
<BR> Physica C 408-410, 72-74 (2004/8)<br><br>

<li><b>Observation of the coherence peak in MgB2 thin films</b>
<br> B.B. Jin , T. Dahm, A.I. Gubin, Hyeong-Jin Kim, Eun-Mi Choi, Sung-Ik Lee, W.N. Kang, N. Klein
<BR> Physica C 408-410, 79-80 (2004/8) <br><br>

<li><b>Linear and non-linear ac response of the vortex matter in MgB2 single crystals</b>
<br> L. Lyard, T. Klein, J. Marcus, C. Marcenat, B. Kang, H.-J. Kim, E.-M. Choi, C.U. Jung, S.-I. Lee
<BR> Physica C 408-410, 93-94(2004/8)<br><br>

<li><b>Mesoscopic flux jumps in MgB2 films visualized by magneto-optical imaging</b>
<br> A.V. Bobyl, D.V. Shantsev, Y.M. Galperin, A.A.F. Olsen, T.H. Johansen, W.N. Kang, S.I. Lee
<BR> Physica C 408-410, 508-509 (2004/8)  <br><br>

<li><b>Anisotropy in MgB2 thin film studied by magnetic field dependent complex microwave conductivity</b>
<br> A. Dulcic, M. Pozek, D. Paar, E.-M. Choi, H.-J. Kim, W.N. Kang, S.-I. Lee
<BR> Physica C 408-410, 662-663 (2004/8)  <br><br>

<li><b>Two-gap interplay in MgB2: a tunneling spectroscopy study</b>
<br> D. Roditchev, F. Giubileo, F. Bobba, R. Lamy, E.-M. Choi, H.-J. Kim, W.N. Kang, S. Miraglia, J. Marcus, W. Sacks, J. Klein, A.M. Cucolo, S.-I. Lee, D. Fruchart
<BR> Physica C 408-410, 768-772 (2004/8) <br><br>

<li><b>Experimental investigation of the asymmetric spectroscopic characteristics of electron- and hole-doped cuprates</b>
<br> N.-C. Yeh, C.-T. Chen, A.D. Beyer, C.R. Hughes, T.A. Corcovilos, S.I. Lee
<BR> Physica C 408-410, 792-793 (2004/8)  <br><br>

<li><b>Nuclear magnetic resonance study of the electron-doped high-temperature superconducting cuprates</b>
<br> G.V.M. Williams, S. Kramer, C.U. Jung, Min-Seok Park, and Sung-Ik Lee
<br> Solid State Nuclear Magnetic Resonance 26, 236-245 (2004/11) <br><br>

<li><b>Superconductivity and Magnetization of the Electron-Doped In�nite-Layer Superconductor Sr0.9La0.1CuO2</b>
<br> Min-Seok Park, Kyung-Hee Kim, C. U. Jung, Mun-Seog Kim and Sung-Ik Lee
<br> Journal of the Korean Physical Society 45, 656-659 (2004/9)<br><br>

<li><b>Effect of Annealing on Physical Properties of MgB2 Thin Films</b>
<br>Eun-Mi Choi, S. K. Gupta, Shashwati Sen, Hyun-Sook Lee,Hyun-Jung Kim, W. N. Kang, and Sung-Ik Lee
<br>Chinese Journal of Phyiscs 42(1), 543-548 (2004/8) <br><br>

<li><b>Magnetic profiles in magnesium diboride single crystals </b>
<br>L. Lyard, T. Klein, J. Marcus, C. Marcenat, S.I. Lee
<br>CZECHOSLOVAK JOURNAL OF PHYSICS 54, D453-D456 (2004/12)<br><br>

<li><b>Superconductivity in and Microstructure of Well-Shaped Single-Srystalline</b>
<br>Kijoon H.P. Kim, kyung Hee Kim, B.W. Kang, Dong Hun Lee, Hyun Sook Lee, Min Seok Park, C.H. jung, P.Chowdhury and Sung-Ik Lee
<br>Focus on Superconductivity  (2004 Nova Science Publishers Inc. Editor:Barry P. Martins ISBN 1-59033-865-0)&nbsp; pp. 137-150 <br><br>

<li><b>Effect of Mg Impurity on the Magnetotransport Prorerties of the MgB2 Superconductor </b>
<br>Kyung-Hee Kim, C.H. Jung, Heon-Jung Kim, Min-Seok Park, Dong-Hun Lee and Sung-Ik Lee
<br> Focus on Superconductivity  (2004 Nova Science Publishers Inc. Editor:Barry P. Martins ISBN 1-59033-865-0)&nbsp; pp. 191-206

</ol>