SEMINARS AND CONFERENCE PRESENTATIONS

47. H. J. Choi, "First-principles calculation of nonlinear electrical transport in nanostructures", Seminar, Chonnam National University, Kwangju, South Korea, 2004.

46. H. J. Choi, S. G. Louie, M. L. Cohen, "Structures and electronic structures of K₃C₆₀ monolayers", 7th Asian Workshop on First-Principles Electronic Structure Calculations, Tamkang University, Taipei, Taiwan, 2004.

45. H. J. Choi, "First-principles simulation of electrical transport in nanostructures", Invited talk, Korean-German Science and Technology Forum, Seoul, South Korea, 2004.

44. H. J. Choi, "Structures and electronic structures of potassium-doped C₆₀ monolayers", Invited talk, Korea Supercomputing Workshop, KISTI, Taejon, South Korea, 2004.

43. H. J. Choi, "Anisotropic Eliashberg theory of MgB₂", Invited talk, Korean Superconductivity Society Meeting, Yongpyong, South Korea, 2004.

42. H. J. Choi, "Anisotropic Eliashberg theory of MgB₂", Invited talk, Korean Physical Society, Spring Meeting, South Korea, 2004.

41. H. J. Choi, M. L. Cohen, S. G. Louie, "First-principles scattering-state approach to nonlinear electrical transport in nanostructures", American Physical Society, March Meeting, Canada, 2004.

40. J. B. Neaton, K. H. Khoo, H. J. Choi, S. G. Louie, "Nonlinear quantum transport through carbon nanostructures and molecules from first principles", American Physical Society, March Meeting, Canada, 2004.

39. Y.-W. Son, H. J. Choi, S. G. Louie, M. L. Cohen, J. Ihm, "Theoretical study on nonequilibrium charge transport through single organic molecules", Americal Physical Society, March Meeting, Canada, 2004.

38. H. J. Choi, "Anisotropic Eliashberg theory of MgB₂", Invited talk, 8th APCTP Winter Workshop on Strongly Correlated Electron Systems, Phoenix Park, South Korea, 2004.

37. H. J. Choi, "Quantum conductance in nanostructures", Special lecture, KIAS-SNU Physics Winter Camp, Korea Institute for Advanced Study, Seoul, South Korea, 2004.

36. H. J. Choi, "Nonlinear electronic transport in nanostructures", Invited talk, 6th Asian Workshop on First-Principles Electronic Structure Calculations, Tsukuba, Japan, 2003.

35. Y.-W. Son, H. J. Choi, J. Ihm, "Quantum conductance of defective carbon nanotubes under transverse electric field", 6th Asian Workshop on First-Principles Electronic Structure Calculations, Tsukuba, Japan, 2003.

34. Y.-W. Son, H. J. Choi, S. G. Louie, M. L. Cohen, J. Ihm, "Nonequilibrium charge transport through single organic molecules", Korean Physical Society, Fall Meeting, Daegu, South Korea, 2003.

33. Y.-W. Son, Y. Cho, C.-K. Lee, J. Ihm, H. J. Choi, "Quantum conductance of defective double-wall carbon nanotube under transverse electric field", Korean Physical Society, Fall Meeting, Daegu, South Korea, 2003.

32. H. J. Choi, "Multi-gap superconductivity in MgB2", Seminar, Department of Physics, Pohang University of Science and Technology, Pohang, South Korea, 2003

31. H. J. Choi, “Superconductivity of MgB₂ from first principles”, Seminar, Quantum Photonic Science Research Center, Hanyang University, Seoul, South Korea, 2003.

30. H. J. Choi, “Multi-gap superconductivity in MgB₂”, Seminar, Department of Physics, Korea Advanced Institute of Science and Technology, Taejon, South Korea, 2003.

29. H. J. Choi, “First-principles study of superconductivity in MgB₂”, Special Condensed Matter Physics Seminar, Department of Physics, Sungkyunkwan University, Suwon, South Korea, 2003.

28. H. J. Choi, “First-principles study of superconductivity in MgB₂”, CTP seminar, Department of Physics, Seoul National University, Seoul, South Korea, 2003.

27. H. J. Choi, “First-principles study of superconductivity in MgB₂”, Seminar, Computational Sciences, Korea Institute for Advanced Study, Seoul, South Korea, 2003.

26. H. J. Choi, “Physical understanding of the anomalous superconducting properties in MgB₂”, Colloquium, Department of Physics, Yonsei University, Seoul, South Korea, 2003.

25. H. J. Choi, “First-principles study of superconductivity in MgB₂”, Special Condensed Matter Physics Seminar, Department of Physics, University of California, San Diego, California, USA, 2003.

24. H. J. Choi, “Electronic conduction in nanostructures: first-principles study”, Solid State and Optics Seminar, Department of Applied Physics, Yale University, New Haven, Connecticut, USA, 2003.

23. H. J. Choi, “Multi-gap superconductivity in MgB₂”, Invited talk, American Physical Society, March Meeting, USA, 2003.

22. H. J. Choi, “First-principles study of superconductivity in MgB₂”, Seminar, Physics and Astronomy Department, University of British Columbia, Vancouver, Canada, 2003.

21. H. J. Choi, “First-principles study of superconductivity in MgB₂”, 290k Seminar, Department of Physics, University of California, Berkeley, California, USA, 2002.

20. H. J. Choi, “Superconductivity of MgB₂ from first principles”, Invited talk, Fourteenth Annual Workshop on Recent Developments in Electronic Structure Methods, Berkeley, California, USA, 2002.

19. H. J. Choi, D. Roundy, H. Sun, M. L. Cohen, S. G. Louie, “First-principles study of the superconducting transition, superconducting energy gaps, low temperature specific heat, and quasiparticle spectra in MgB₂”, American Physical Society, March Meeting, USA, 2002.

18. H. J. Choi, “Superconductivity of MgB₂ from first-principles”, Solid State and Optics Seminar, Department of Applied Physics, Yale University, New Haven, Connecticut, USA, 2002.

17. H. J. Choi, J. Ihm, Y.-G. Yoon, S. G. Louie, M. L. Cohen, “Electronic transport and structure in carbon nanotube junctions”, International Workshop on the Science and Application of Nanotubes, Potsdam, Germany, 2001.

16. H. J. Choi, J. Ihm, Y.-G. Yoon, S. G. Louie, M. L. Cohen, “Electronic transport in carbon nanotube junctions”, American Physical Society, March Meeting, USA, 2001.

15. H. Sun, D. Roundy, H. J. Choi, S. G. Louie, M. L. Cohen, “First principle pseudopotential calculation of the pressure dependence of the electronic properties of MgB₂”, American Physical Society, March Meeting, USA, 2001.

14. D. Roundy, H. J. Choi, H. Sun, S. G. Louie, M. L. Cohen, “Ab initio calculations of the phonon frequencies, Gruneisen constants, and electron-phonon coupling in MgB₂”, American Physical Society, March Meeting, USA, 2001.

13. H. J. Choi, “The conductance of carbon nanotubes contacted with liquid metals”, Invited talk, Korean Physical Society, Spring Meeting, South Korea, 2000.

12. H. J. Choi, J. Ihm, Y.-G. Yoon, S. G. Louie, “Contact resistance of carbon nanotubes and metals”, American Physical Society, March Meeting, USA, 2000.

11. Y.-G. Yoon, M. Mazzoni, S. G. Louie, H. J. Choi, J. Ihm, “First-principles study of intertube conductance of crossed carbon nanotube junctions”, American Physical Society, March Meeting, USA, 2000.

10. H. J. Choi, J. Ihm, “Contact resistance of carbon nanotubes and metals”, Invited talk, The 10^th Symposium on Theoretical Solid State Physics, Taejon, South Korea, 2000.

9. H. J. Choi, J. Ihm, “First-principles study of the effects of impurities and defects on the conductance of carbon nanotubes”, 2^nd Korea-Japan Joint Workshop on Electronic Structure Calculations, Seoul, South Korea, 1999.

8. J. H. Lee, H. J. Choi, J. Ihm, “Conductance of capped carbon nanotubes”, Korean Physical Society, Fall Meeting, South Korea, 1999.

7. T. J. Sung, H. J. Choi, J. Ihm, “A numerical study on the magnetoresistance of carbon nanotubes in the weak localization regime”, Korean Physical Society, Fall Meeting, South Korea, 1999.

6. H. J. Choi, J. Ihm, “Ab initio calculation for the conductance of carbon nanotubes with defects”, American Physical Society, March Meeting, USA, 1999.

5. H. J. Choi, J. Ihm, “The effect of local defects on the conductance of the carbon nanotube”, International Workshop on Semiconductor Quantum Structures, Cheju, South Korea, 1998.

4. H. J. Choi, J. Ihm, “The quantum conductance of the carbon nanotube with a local defect”, APCTP-ICTP Joint International Conference, Seoul, South Korea, 1998.

3. P. Delany, S. G. Louie, M. L. Cohen, J. Ihm, H. J. Choi, “Pseudogap in ropes of (10,10) carbon nanotubes”, American Physical Society, March Meeting, USA, 1998.

2. H. J. Choi, J. Ihm, “Short-range-order effect on the tunneling of the GaAs heavy hole in GaAs/Al_xGa_1-xAs/GaAs single barrier structures”, American Physical Society, March Meeting, USA, 1997.

1. H. J. Choi, J. Ihm, “Short-range-order effect on the tunneling of the GaAs heavy hole in GaAs/Al_xGa_l-xAs/GaAs single barrier structures”, The 7^th Symposium on Theoretical Solid State Physics, Taejon, South Korea, 1997.