View source for Talks, Posters and Others

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<ol>
==Year 2019==
<li> "Ultimate Precision of Direct Tomography of Wave Functions," Invited Talk at the [https://indico.itp.ac.cn/event/20/ Quantum Simulation and quantum devices] (Beijing, China, 18-23 November 2019).</li>

<li> "Ultimate Precision of Direct Tomography of Wave Functions," Invited Talk at the [http://appc2019.ifm.org.my 14th Asea-Pacific Physics Conference] (Kuching, Malaysia, 17-22 November 2019).</li>

<li> "Circuit QED Systems Interacting with Quantum Spins," Invited Talk at the Danang University of Science and Education (4 August  2019).</li>

<li> "Duality in the Cavity QED," the [https://www.iop.vast.ac.vn/theor/conferences/nctp/44/ 44th Vietnam Conference on Theoretical Physics] (Dong Hoi, Vietnam, 29 July - 1 August 2019).</li>

<li> "Ultimate Precision of Direct Tomography of Wave Functions," Invited Talk at the [http://www.quist.or.kr/conference/ConfSchedule.asp?idx=1 International Conference on Quantum Computing] (Yangjae, 11-12 July 2019).</li>

<li> "Precision Measurement of Wave Function with Entanglement," [http://osk.or.kr/Conference/ConferenceView.asp?AC=2&CODE=CI20190401 Quantum Information Workshop] (SKKY, 17-18 June 2019).</li>

<li> "Circuit QED Systems Interacting with Quantum Spins," Invited Talk at the [https://qns.science/workshop/quantum-spins-at-the-nanoscale/ Quantum Spins at the Nanoscale] (Ewha Woman's University, 27-30 May 2019).</li>

<li> Organizing Committee of the [http://qubits.korea.ac.kr/Qubits/index.php/Qubits2019 International Workshop on Solid-State Qubits] (Daejeon Convention Center, 23-24 April 2019).</li>

<li> "Mixed-Valence Quantum Phase Transition on Superconducting Quantum Dot," [https://www.pks.mpg.de/bossa19/ International Focus Workshop on Bound states in superconductors and interfaces (BOSSA 19)] (MPIKPS at Dresden, Germany, 8-10 April 2019).</li>

==Year 2018==
<li> "Quantum Phase Transition on Quantum Dot Systems: Turning Competition into Coalition," Seminar at the [https://qns.science Center for Quantum Nanoscience], Institute of Basic Science and Ewha Womans University (11 Dec 2018).</li>

<li> "Superconducting Qubits and Circuit Quantum Electrodynamics," Invited Talk at the [http://events.kias.re.kr/h/SQI2018/ KIAS Workshop on Superconducting Quantum Information] (KIAS, 19-20 Nov 2018).</li>

<li> "Quantum Transport through Frozen Charge," Invited Talk at the [https://www.apctp.org/plan.php/qnd2018 Symposium on Quantum and Nano Devices] (Korea University, 12-14 Nov 2018).</li>

<li> "Topological Classification of Quantum States of Bosons," Invited Talk at the [https://www.apctp.org/plan.php/SOCTS2018 Workshop on Spin-Orbit Coupled Topological States] (POSCO International Center, 1-5 Oct 2018).</li>

<li> "Mixed-Valence Quantum Phase Transition on Quantum Dot Systems," Invited Talk at the 14th SRC Summer Workshop on Topological Matter (27-29 Sep 2018).</li> 

<li> "Topological Classification of Quantum States," Invited Talk at the [http://pcs.ibs.re.kr/PCS_Workshops/PCS_QInfoDots.html International Workshop on Quantum Information and Correlation in Quantum Dots] (Daejeon, 13-17 Aug 2018).</li>

<li> "Photon Blockade and Delocalization in Coupled Circuit QED Systems," Seminar Talk at the University of Tübingen (15 Jun 2018).</li>

<li> "Topological Classification of Quantum States of Bosons," Seminar Talk at the SUSTech, Shenzhen in China (27 Feb 2018).</li>

==Year 2017 and Before==

<li> "Exploring the fundamental interaction between light and topological matter," Colloquium Talk at the Postech Physics (Pohang, 29 November 2017).</li>

<li> "What topology gives physics and does not," Invited Talk at a Focus Session (titled "디락/바일 준금속") at the KPS Meeting (Daejeon, 25-27 October 2017).</li>

<li> "Strong Correlation Effects in Nanostructure: Theory and Experiment," Invited Talk at the [https://nanovietnam2017.sciencesconf.org/ Nanophysics, from fundamentals to applications: reloaded] (one of the [http://rencontresduvietnam.org/conferences/2017/nanophysics/?page_id=343 Rencontre du Vietnam]  conferences) (Quy Nhon, Vietnam, 30 July - 5 August 2017).</li>

<li> International Advisory Committee at the [https://nanovietnam2017.sciencesconf.org/ Nanophysics, from fundamentals to applications: reloaded] (one of the [http://rencontresduvietnam.org/conferences/2017/nanophysics/?page_id=343 Rencontre du Vietnam]  conferences) (Quy Nhon, Vietnam, 30 July - 5 August 2017).</li>

<li> "Quantum Phase Transitions on a Quantum Dot Coupled to Ferromagnet & Superconductor," Invited Talk at the [http://www.bitcongress.com/wcam2017/ 6th Annual World Congress of Advanced Materials (WCAM)] (Xian, China, 14-16 June 2017).</li>

<li> "Frequently Asked Questions on Quantum Computation", Lecture at the NH-Amundi Asset Management (21 April 2017).</li>

<li> "Topological Dynamics," Seminar at the KAIST (Daejeon, 24 March 2017).</li>

<li> "Topological Dynamics," Seminar at the POSTECH (Pohang, 2 December 2016).</li>

<li> "Photon Blockade and Photon Delocalization in Coupled Circuit QED Systems," Seminar at the University of Basel (Basel, Switzerland, 20 October 2016).</li>

<li> "Photon Blockade and Photon Delocalization in Coupled Circuit QED Systems," Invited Talk at the [http://www.qutisgroup.com/workshop-on-ultra-strong-light-matter-interactions/ International Workshop on Ultra-Strong Light-Matter Interactions: theory and applications to quantum information] (Bilbao, Spain, 19-21 September 2016).</li>

<li> "Photon Blockade and Photon Delocalization in Coupled Circuit QED Systems," Invited Talk at the [http://ukc.ksea.org/UKC2016/ UKC 2016 Conference] (Dallas, USA, 10-13 August 2016).</li>

<li> Organizing Committee at the [http://emnmeeting.org/Light-Matter-Interactions/ Energy Matter and Nanotechnology (EMN) Meeting on Light Matter Interaction] (Singapore, 10-13 May 2016).</li>

<li> "Relativistic and Topological Dynamics of Topological Materials," Seminar at the IBS Center for Theoretical Physics of Complex Systems (Daejeon, 18 Jan 2016).</li>

<li> "Delocalization and Quasi-Equilibrium of Photons in Coupled Circuit QED Systems," Invited Talk at the [APCTP Workshop on Frontiers of Physics (Yeosu, 20-23 December 2015).</li>

<li> International Program Committee at the [http://ep2dsmss.sakura.ne.jp/index.html 21st International Conference on Electronic Properties of Two-Dimensional Systems (EP2DS-21) / 17th International Conference on Modulated Semiconductor Structures (MSS-17)] (Sendai, Japan, July 26-31, 2015).</li>

<li> "The Kibble-Zurek Mechanism in a Topological Phase Transition," Invited Talk at the [https://www.apctp.org/plan.php/2014winter APCTP Workshop on Frontiers in Physics] (Muju, Korea, 20-23 December 2014).</li>

<li> "Ultrastrong Coupling Effects in Circuit-QED Systems and their Arrays," Invited Talk at the [http://vietnam2013.lpa.ens.fr IXth Rencontres du Vietnam: Nanophysics] (Quy-Nhon, Vietnam, 4-10 August 2013).</li>

<li> "Interplay of Symmetry and Strong Correlation in Transport Through Carbon Nanotubes," International Symposium on Carbon Electronics (Seoul, Korea, 28--29 May 2012).</li>

<li> "Probing Quantum Statistics in Superconductor/Topological Insulator Nanostructures by Noise Correlations,"
Contributed talk at the International Conference on Superconductivity and Magnetism (Istanbul, Turkey, 29 Apr -- 4 May 2012).</li>

<li> "Hysteresis of Current-Voltage Characteristics in SNS Junctions,"
Invited talk at KRISS (Daejeon, 28 Apr 2011).</li>

<li> "Topological Insulators Talk About the Bosonic Nature of Cooper Pairs,"
Colloquium talk at Yonsei University (Seoul, 30 March 2011).</li>

<li> "Topological Insulators Talk About the Bosonic Nature of Cooper Pairs," Colloquium talk at Busan National University (Busan, 25 March 2011).</li>

<li> "Topological Insulators Talk About the Bosonic Nature of Cooper Pairs," Colloquium talk at POSTECH (Pohang, 31 March 2010).</li>

<li> "Topological Insulators Talk About the Bosonic Nature of Cooper Pairs," Colloquium talk at Seoul National University (Seoul, 10 March 2010).</li>

<li> "Correlation Effects on Josephson Current," Invited talk at the ICMM, CSIC (Madrid, Spain, 11 Feb 2010).</li>

<li> "Hanbury Brown and Twiss Correlation of Cooper Pairs," Invited talk at the Universitat de les Illes Balears (Palma de Mallorca, Spain, 27 Jan 2010).

<li> "Adiabatic Quantum Pump," Invited talk at the KRISS (Daejeon, 8 December 2009).</li>

<li> "Quantum Correlations in the Spin-Boson Model", Invited talk at the <i>Advanced Program on Quantum Condensation</i> (APCTP, 17--28 August 2009).</li>

<li> "Quantum Non-Locality Tests and Their Relations: Theory and Possible Experiments," Invited talk at the <i>APCTP JRG Workshop</i> (Pohang, 26 September 2008).</li>

<li> "Strong-Coupled Spin-Boson Models and the Manipulation of Squeezing," Invited talk at the <i>KIAS Workshop</i> (KIAS, 1--3 September 2008).</li>

<li> "Hardy's Test vs the CHSH Test of Quantum Non-Locality: Fundamental and Practical Aspects,"<br/> Invited talk at the <i>APCTP Focus Program</i> (Pohang, 14--27 August 2008)</li>

<li> "Manipulation of the Phonon Squeezing in Molecular Devices,"<br/> Seminar at <i>Autonomous University of Madrid</i> (Madrid in Spain, 09 Mar 2008)</li>

<li> "Manipulation of the Phonon Squeezing in Molecular Devices,"<br/> Seminar at <i>University of Islas Balears</i> (Palma de Mallorca in Spain, 07 Mar 2008)</li>

<li> "Manipulation of the Phonon Squeezing in Molecular Devices,"<br/> Seminar at <i>University of Islas Balears</i> (Palma de Mallorca in Spain, 29 Jan 2008)</li>

<li> "Mesoscopic Kondo Effect and Renormalization Group," Seminar at <i>Laboratoire Pierre Aigrain, Ecole Normale Sup\'erieure</i> (Paris, 04 Feb 2008).</li>

<li> "Manipulation of the Phonon Squeezing in Molecular Devices,"<br/> Seminar at <i>Laboratoire de Physique Th\'eoretique, Universite Toulouse Paul Sabatier</i> (Toulouse, 29 Jan 2008) </li>

<li> "Manipulation of the Phonon Squeezing in Molecular Devices,"<br/> Seminar at <i>Laboratoire Pierre Aigrain, Ecole Normale Sup\'erieure</i> (Paris, 22 Jan 2008).</li>

<li> "Manipulation of the Phonon Squeezing in Molecular Devices,"<br/> Invited talk at <i>International Workshop on Electronic Coherence and Correlations</i> (Pohang, Nov 29--Dec 1, 2007).</li>

<li> "Manipulation of the Phonon Squeezing in Molecular Devices,"<br/> Seminar at <i>Seoul National University</i> (Seoul, 09 October 2007).</li>

<li> "Slave-Rotor Theory of Magnetic Impurity in Superconductors,"<br/> Invited talk at <i>The Korea Superconductivity Society Meeting</i> (Yong Pyong, Aug 16--Aug 18, 2007).</li>

<li> "Quantum Key Distribution Using Quantum Faraday Rotators,"<br/> Invited talk at <i>2007 KIAS-KAIST Workshop on Quantum Information Science</i> (Seoul, 25--27 June 2007).</li>

<li> "Quantum Key Distribution Using Quantum Faraday Rotators,"<br/> Invited talk at <i>Workshop on Quantum Physics of Nature</i> (KAIST, 1--2 June 2007).</li>

<li> "An Introduction to Renormalization Group in Mesoscopic Transport," Seminar at <i>Pusan National University</i> (Pusan, 12 April 2007).</li>

<li> "Would Andreev States Survive Many-Body Interaction?  A Freshman's Guide to Renormalization Group and Mesoscopic Transport,"<br/> Colloquium at <i>Chonbuk National University</i> (Chonju, 22 March 2007).</li>

<li> "Would Andreev States Survive Many-Body Interaction?  A Freshman's Guide to Renormalization Group and Mesoscopic Transport,"<br/> Colloquium at <i>Soongsil University</i> (Seoul, 21 March 2007).</li>

<li> "Pair Tunneling and Shot Noise through Molecular Transistors," Invited talk at <i>SESSE-7</i> (Yong Pyong, Feb 22-24, 2007).</li>

<li> "Electron Correlation and Andreev States on a Quantum Dot Coupled to Superconductors,"<br/> Invited talk at <i>2007 APCTP Winter Workshop on Strongly Correlated Electrons: Emergent Phenomena near Quantum Critical Points</i> (APCTP, POSTECH, February 5--11, 2007).</li>

<li> "Quantum Key Distribution Using Quantum Faraday Rotators,"<br/> Invited talk at <i>Spintronics Workshop</i> (NTU, Singapore, 8 -- 12 May 2006).</li>

<li> "Quantum Information Out of Semiclassical States in Superconducting Circuits,"<br/> Seminar at <i>KIAS</i> (June 19, 2006).</li>

<li> "Quantum Information Out of Semiclassical States in Superconducting Circuits,"<br/> Seminar at <i>KRISS</i> (Daejeon, May 18, 2006).</li>

<li> "Pair Tunneling and Shot Noise through Molecular Transistors," Invited talk at <i>APCTP Focus Program</i> (Pohang, 20--24 Nov 2006).</li>

<li> "Electron Correlation and Andreev States,"<br/> Seminar at <i>UIB</i> (Mallorca, 19 July 2006).</li>

<li> "Electron Correlation and Andreev States,"<br/> Invited talk at <i>APCTP Focus Program on Quantum Effects in Nanosystems II</i> (Postech, 20-24 November 2006).</li>

<li> "Electron Correlation and Andreev States on a Kondo Quantum Dot Coupled to Superconductors,"<br/> Invited talk at <i>The 374th Wilhelm und Else Heraeus Seminar: Spin Physics of Superconducting Heterostructures, Physikzentrum</i> (Bad Honnef, Germany, December 9-13, 2006).</li>

<li> "Quantum Information Processing with Semiclassical States in Superconducting Circuits,"<br/> Seminar at <i>ETH Zurich</i> (Zurich in Switzerland, 20 Jan 2006).</li>

<li> "Quantum Information Processing with Semiclassical States in Superconducting Circuits," <br/> Seminar at <i>Scuola Normale Superiore</i> (Pisa in Italy, 12 Jan 2006).</li>

<li> "Entanglement of macroscopic ensembles of nuclear spins in quantum dots," <br/> Seminar at <i>University of Islas Baleares</i> (Mallorca in Spain, 27 Oct 2005).</li>

<li> "Entanglement of macroscopic ensembles of nuclear spins in quantum dots," <br/> Seminar at <i>University of Paul Sabatier</i> (Toulouse in France, 11 Oct 2005).</li>

<li> "Entanglement of macroscopic ensembles of nuclear spins in quantum dots," <br/> Seminar at <i>University of Basel</i> (Switzerland, 22 Sep 2005).</li>
  
<li> "Entanglement of macroscopic ensembles of nuclear spins in quantum dots," <br/> Invited talk at <i>2005 KIAS-KAIST Workshop on Quantum Information Science</i> (Korea Institute for Advanced Study, 22--24 Aug 2005).</li>
  
<li> "Entanglement of macroscopic ensembles of nuclear spins in quantum dots," <br/> Invited talk at <i>Croucher Advanced Study Institute on Science and Applications of Spin Electronics</i> (The University of Hong Kong, 15--20 Aug 2005).</li>
  
<li>"Frequently Asked Questions about Quantum Computation and Quantum-State Engineering,"<br/> Colloquium talk at <i>Pusan National University</i> (Pusan, 8 Apr 2005).</li>

<li>"SU(4) Kondo Effects in Carbon Nanotubes and Aharanov-Bohm Interferometers,"<br/> Invited talk at <i>The 9th Winter Workshop on Strongly Correlated Electron Systems</i> (Phoenix Park, Korea, 15--19 Feb 2005).</li>

<li>"Superconducting Quantum Circuits: Quantum Information Processing\openline with Superconducting Circuits,"<br/> Seminar at <i>Korea Research Institute of Standard and Science</i> (Daejeon, Korea, 02 Feb 2005).</li>

<li>"Single-Spin Detection with Magnetic Resonance Force Microscopy,"<br/> Seminar at <i>Korea Research Institute of Standard and Science</i> (Daejeon, Korea, 31 Jan 2005).</li>

<li>"SU(4) Kondo Effects in Carbon Nanotubes and Aharanov-Bohm Interferometers,"<br/> Seminar at <i>Korea Institute for Advanced Study (KIAS)</i> (Seoul, 23 Dec 2004).</li>

<li>"Dynamics and Decoherence in Quantum-Dot Spin Qubits,"<br/> Invited talk at the <i>Korean Magnetics Society Meeting / 5th Symposium on Electron Spin Science and Engineering </i> (Yong Pyong, 09--11 Dec 2004).</li>

<li>"Spintronic Transport through a Quantum Dot in the Kondo Regime," <br/>Contributed talk at <i>The 3rd International Conference on Physics and Applications of Spin-Related Phenomena in Semiconductors (PASPS III)</i> (Santa Barbara, 21--23 July 2004).</li>

<li>"SU(4) Kondo Effects in Carbon Nanotubes," <br/> Invited talk at <i>The 9th International Workshop on Similarity in Diversity</i> (Daejeon, Korea, 17--19 June 2004).</li>

<li>"Theory of Quantum Linear Detectors,"<br/> Invited talk at the <i>QIS Workshop</i> (KIAS, 17 May 2004).</li>

<li>"Kondo Effects in Quantum Dots Coupled to Ferromagnetic Leads,"<br/> Seminar at <i>University of Nebraska</i> (Lincoln, 20 February 2004).</li>

<li>"Kondo Effects with Exotic Conduction Electrons,"<br/> Seminar at <i>CSCMR at Seoul National University</i> (Seoul, 03 April 2004). <p>Several more...</p> </li>

<li>"Kondo Effects with Exotic Conduction Electrons,"<br/> Seminar at <i>Chonnam National University</i> (Gwangju, 06 November 2003).</li>

<li>"Kondo Effects with Exotic Conduction Electrons,"<br/> Seminar at <i>Korea Institute for Advanced Study</i> (Seoul, 22 October 2003).</li>

<li>"Kondo Effects with Exotic Conduction Electrons,"<br/> Seminar at <i>Pohang University of Science and Technology</i> (Pohang, 1 October 2003).</li>

<li>"Kondo Effects with Exotic Conduction Electrons,"<br/> Seminar at <i>Korea Research Institute of Standard and Science</i> (Daejeon, 29 August 2003).</li>

<li>"Kondo Effects in Quantum Dots Coupled to Ferromagnetic Leads,"<br/> Seminar at the <i>QSRC at Dongguk University</i> (Seoul, 17 October 2003).</li>

<li>"Kondo Effects in Quantum Dots Coupled to Ferromagnetic Leads,"<br/> Seminar at <i>University of Regensburg</i> (Regensburg, Germany, 17 October 2003).</li>

<li>"Kondo Effects in Quantum Dots Coupled to Ferromagnetic Leads,"<br/> Seminar at <i>ETH Zurich</i> (Zurich, Switzerland, 31 July 2003). <p>Several more...</p> </li>

<li> "Geometric Quantum Computation on Solid-State Qubits,"<br/> Seminar at <i>Pohang University of Science and Technology</i> (Pohang, Korea, 05 December 2001).</li>

<li> "Quantum Computation on Josephson Qubits,"<br/> Invited talk at <i>Korean Physical Society Meeting</i> (Chonnam National University, Korea, 19 October 2001).</li>

<li> "Quantum Computation using Spins on Quantum Dots,"<br/> Seminar at <i>Korea Advanced Institute of Science and Technology (KAIST)</i> (16 October 2001).</li>

<li> "Holonomic Quantum Computation on Solid-State Qubits," <br/> Seminar at <i>Center for Theoretical Physics, Seoul National University</i> (Seoul, Korea, 13 October 2001).</li>

<li> "Solid-State Implementations of Quantum Computation," <br/> Seminar at <i>The Korea Research Institute of Standards and Science (KRISS)</i> (Daejeon, Korea, 26 September 2001).</li>

<li> "Quantum Computation on Superconducting Circuits," <br/> Seminar at <i>Inha University</i> (Incheon, Korea, 20 September 2001).</li>

<li> "Quantum Compuation and Communication,"<br/> Colloqium at <i>Ewha Women's University</i> (Seoul, Korea, 19 September 2001).</li>

<li> "Quantum Computation on Josephson Qubits," <br/> Invited talk at <i>Workshop on Quantum Information</i> (Chonan, Korea, 26--27 August 2001).</li>

<li> "Perfect Correlation/Anticorrelation of Currents in a Sliding Luttinger Liquid,"<br/> Seminar at <i>Korea Institute for Advanced Study (KIAS)</i> (Seoul, Korea, 03 May 2001).</li>

<li> "Manipulation of Spin Entanglement Using Quantum Dots and Superconductors," <br/> Seminar at <i>Dongguk University</i> (Seoul, Korea, 17 Mar 2001).</li>
  
<li> "Spin-Dependent Josephson Current Through Double Quantum Dots and Measurement of Entangled Electron States,"<br/> Contributed talk at <i>Delft Conference (Quantum Dots and Nanoparticles)</i> (Delft, The Netherlands, 14--15 April 2000).</li>

<li> "Spin-Dependent Josephson Current Through Double Quantum Dots and Measurement of Entangled Electron States,"<br/> Contribute talk at <i>International Symposium on Mesoscopic Superconductivity (MS2000)</i>, (NTT Basic Research Laboratories, Japan, 08--10 March 2000).</li>

<li> "Coherence and Interaction Effects in Superconducting Nanostructures," <br/> Seminar at <i>Seoul National University</i> (Seoul, Korea, 26 October 2000).</li>

<li> "Spin-Dependent Josephson Current Through Double Quantum Dots and Measurement of Entangled Electron States,"<br/> Seminar at <i>University of Catania</i> (Catania, Italy, 25 Jan 2000).</li>

<li> "Excitonic Transport and Quantum Phase Transitions in Coupled Chains of Tunnel Junctions,"<br/> Seminar at <i>The Korea Research Institute of Standards and Science</i> (Daejeon, Korea, 06 January 1999).</li>
  
<li> "Local Density of States in a Molecular Wire,"<br/> Contribute talk at <i>Swiss-US Forum on Nanoscience and Nanotechnology,</i> (Zurich, Switzerland, 20--21 September 1999).</li>
  
<li> "Excitonic Transport and Quantum Phase Transitions in Coupled Chains of Tunnel Junctions,"<br/> Contribute talk at <i>The 5th CTP Workshop on Statistical Physics: Quantum Coherence in Mesoscopic and Macroscopic Systems</i> (Center for Theoretical Physics, Seoul National University, Seoul, Korea, 16--19 December 1998).</li>

<li> "Finite-Temperature Crossovers in a Quantum Chain of Josephson-Junctions,"<br/> Contribute talk at <i>The Korean Physical Society Meeting</i> (Chonbuk National University, Chonju, Korea, 23--24 October 1998).</li>
  
<li>"Fluctuation Effects on the Interaction of Two-Dimensional Vortices with Strong-Pinning Sites in High-Temperature Cuprates"<br/> Contribute talk at <i>The 8th Korean Conference on Material and Applications of Superconductivity (KCMAS)</i>, (Yong-Pyung, Korea, 19--21 August 1998).</li>

<li> "Cotunneling Transport and Quantum Phase Transitions in Coupled Josephson-Junction Chains with Charge Frustration", <br/> Contribute talk at <i>APCTP/ICTP Joint International Conference on Highlights in Condensed Matter Physics</i> (APCTP, Seoul, 12--16 June 1998).</li>
  
<li> "Superfluid of Particle-Hole Pairs in Capacitively Coupled Josephson-Junction Chains", <br/> Contribute talk at <i>The KPS Meeting</i> (Korea University, Seoul, Korea, 24--25 April 1998).</li>
  
<li> "Superfluid of Particle-Hole Pairs in Capacitively Coupled Josephson-Junction Chains", <br/> Contribute talk at <i>APCTP Winter Workshop on Strongly Correlated Systems</i> (Phoenix Park, Korea, 10-14 February 1998).</li>
  
<li> "Quantum Phase Transitions and Quantum Dissipation: A Perspective on Macroscopic Quantum Phenomena by Examples in Josephson-Junction Arrays", <br/> Invited talk at <i>Pohang Winter School on Superconductivity</i> (Postech, Korea, 4--9 February 1998).</li>
 
<li> "Quantum Dissipation of Vortices on Superconducting Arrays", <br/> Contribute talk at <i>APCTP Condensed Matter Summer School</i> (Seoul, Korea, 26 June 1997).</li>

</ol>