PUBLICATIONS

57 published papers including 12 in Physical Review Letters, 2 in Nature, 2 in Science, 1 in PNAS, 1 in Nature Nanotechnology, 4 in Nano Letters, 1 in JACS, 1 in ACS Nano

For any request of paper(s), please contact me by email.

[Preprints]

61. Graphyne: hexagonal network of carbon with versatile Dirac cone.

      Bog G. Kim and Hyoung Joon Choi

      [arXiv:1112.2932]

 

60. Orbital-selective magnetism in FeAs-based superconductors.

      Hyungju Oh, Donghan Shin, and Hyoung Joon Choi

      [arXiv:1012.2224]

 

59. Effects of spin-orbit interaction on magnetic and electronic structures in antiferromagnetic LaFeAsO.

      Jung-Hoon Lee, Hyun Myung Jang, and Hyoung Joon Choi

      [arXiv:1008.1035]

 

58. Minimal single-particle Hamiltonian for charge carriers in epitaxial graphene on 4H-SiC(0001).

      Seungchul Kim, Jisoon Ihm, Hyoung Joon Choi, and Young-Woo Son

      [arXiv:0912.1210]

[2012]

57. Effect of diffused B during annealing on the electronic structure of the MgO barrier in CoFeB/MgO/CoFeB magnetic tunnel junctions.

      Yoonsung Han, Jinhee Han, Hyoung Joon Choi, Hyun-Joon Shin, and Jongill Hong

      Applied Physics Express (in press).

 

56. Chiral orbital-angular momentum in the surface states of Bi₂Se₃.

      Seung Ryong Park, Jinhee Han, Chul Kim, Yoon Young Koh, Changyoung Kim, Hyungjun Lee, Hyoung Joon Choi, Jung Hoon Han, Kyung Dong Lee, Nam Jung Hur, Masashi Arita, Kenya Shimada, Hirofumi Namatame, Masaki Taniguchi

      Physical Review Letters 108, 046805 (2012). [arXiv:1103.0805]

 

55. Rhombohedral-orthorhombic morphotropic phase boundary in BiFeO₃-based multiferroics: first-principles prediction.

      Jung-Hoon Lee, Min-Ae Oak, Hyoung Joon Choi, Jong Yeog Son, and Hyun Myung Jang

      Journal of Materials Chemistry 22, 1667 (2012).

[2011]

54. Brief review on iron-based superconductors: are there clues for unconventional superconductivity?

      Hyungju Oh, Jisoo Moon, Donghan Shin, Chang-Youn Moon, Hyoung Joon Choi

      Progress in Superconductivity 13, 65-84 (2011). [arXiv:1201.0237]

 

53. Low-velocity anisotropic Dirac fermions on the side surface of topological insulators.

      Chang-Youn Moon, Jinhee Han, Hyungjun Lee, and Hyoung Joon Choi

       Physical Review B 84, 195425 (2011) [arXiv:1101.0210]

 

52. Microscopic and electronic roles of B in CoFeB-based magnetic tunnel junctions.

      Yoonsung Han, Jinhee Han, Hyoung Joon Choi, Hyun-Joon Shin, and Jongill Hong

      Journal of Materials Chemistry 21, 14967 (2011)

 

51. Time-resolved energy transduction in a quantum capacitor.

      Woojin Jung, Doohee Cho, Min-Kook Kim, Hyoung Joon Choi, and In-Whan Lyo

      PNAS 108, 13973 (2011)

 

50. Fermi surfaces and quantum oscillations in underdoped high-Tc superconductors YBa₂Cu₃O_6.5 and YBa₂Cu₄O₈.

      Hyungju Oh, Hyoung Joon Choi, Steven G. Louie, and Marvin L. Cohen

      Physical Review B 84, 014518 (2011) [arXiv:0912.2450]

 

49. Effects of interfacial suboxides and dangling bonds on tunneling current through nanometer-thick SiO₂ layers.

      Eunjung Ko, Kwang-Ryeol Lee, and Hyoung Joon Choi

      Physical Review B 84, 033303 (2011)

 

48. Nanometer-scale loop currents and induced magnetic dipoles in carbon nanotubes with defects.

      Jino Im, Youngkuk Kim, Choong-Ki Lee, Minsung Kim, Jisoon Ihm, and Hyoung Joon Choi

      Nano Letters 11, 1418 (2011).

 

47. Field-induced recovery of massless Dirac fermions in epitaxial graphene on SiC.

      Hyungjun Lee, Seungchul Kim, Jisoon Ihm, Young-Woo Son, and Hyoung Joon Choi

      Carbon 49, 2300 (2011).

 

46. Electronic structure of detwinned BaFe₂As₂ from photoemission and first principles.

      Y. K. Kim, Hyungju Oh, Chul Kim, D. J. Song, W. S. Jung, B. Y. Kim, Hyoung Joon Choi, C. Kim, B. S. Lee, S. H. Khim, K. H. Kim, J. B. Hong, and Y. S. Kwon

      Physical Review B 83, 064509 (2011)  [arXiv:1011.1112]

 

45. Thermopower of amine-gold-linked aromatic molecular junctions from first principles.

      Su Ying Quek, Hyoung Joon Choi, Steven G. Louie, and Jeffrey B. Neaton

      ACS Nano 5, 551 (2011)

 

44. 4d-5p orbital mixing and asymmetric In 4d-O 2p hybridization in InMnO₃: a new bonding mechanism for hexagonal ferroelectricity.

      Min-Ae Oak, Jung-Hoon Lee, Hyun Myung Jang, Jung Suk Goh, Hyoung Joon Choi, and James F. Scott

      Physical Review Letters 106, 047601 (2011)

[2010]

43. Variations of ferroelectric off-centering distortion and 3d-4p orbital mixing in La-doped BiFeO₃ multiferroics.

      Jung-Hoon Lee, Hyoung Joon Choi, Dongeun Lee, Min Gyu Kim, Chung W. Bark, Sangwoo Ryu, Min-Ae Oak, and Hyung Myung Jang

      Physical Review B 82, 045113 (2010)

 

42. Single-impurity scattering and carrier mobility in doped Ge/Si core-shell nanowires.

      Hyungjun Lee and Hyoung Joon Choi

      Nano Letters 10, 2207 (2010)

 

41. Conductance and geometry of pyridine-linked single molecule junctions.

      M. Kamenetska, S. Y. Quek, A. C. Whalley, M. L. Steigerwald, H. J. Choi, S. G. Louie, C. Nuckolls, M. S. Hybertsen, J. B. Neaton, and L. Venkataraman

      Journal of the Americal Chemical Society 132, 6817 (2010)

 

40. In-plane-strain control of the magnetic remanence and cation-charge redistribution in CoFe₂O₄ thin film grown on a piezoelectric substrate.

      Jung H. Park, Jung-Hoon Lee, Min G. Kim, Young Kyu Jeong, Min-Ae Oak, Hyun M. Jang, Hyoung Joon Choi, and James F. Scott

      Physical Review B 81, 134401 (2010)

 

39. Chalcogen-height dependent magnetic interactions and magnetic order switching in FeSe_xTe_1-x.

      Chang-Youn Moon and Hyoung Joon Choi

      Physical Review Letters 104, 057003 (2010). [arXiv:0909.2916]

[2009]

38. Length dependence of conductance in aromatic single-molecule junctions.

      Su Ying Quek, Hyoung Joon Choi, Steven G. Louie, and J. B. Neaton

      Nano Letters 9, 3949 (2009)

 

37. First-principles calculation of atomic force in the LSDA+U formalism.

      Se Young Park and Hyoung Joon Choi

      Physical Review B 80, 155122 (2009)

 

36. Dominant role of local-moment interactions in the magnetic ordering of iron pnictide superconductors: a comparative study of arsenides and antimonides from first-principles.

      Chang-Youn Moon, Se Young Park, and Hyoung Joon Choi

      Physical Review B 80, 054522 (2009). [arXiv:0902.2359]

 

35. Prediction of superconducting properties of CaB₂ using anisotropic Eliashberg theory.

      Hyoung Joon Choi, Steven G. Louie, and Marvin L. Cohen

      Physical Review B 80, 064503 (2009). [arXiv:0906.2613]

 

34. Mechanically-controlled binary conductance switching of a single-molecule junction.

      Su Ying Quek, Maria Kamenetska, Michael L. Steigerwald, Hyoung Joon Choi, Steven G. Louie, Mark S. Hybertsen, J. B. Neaton, and L. Venkataraman

      Nature Nanotechnology 4, 230 (2009). [arXiv:0901.1139]

 

33. High resolution angle resolved photoemission studies on quasi-particle dynamics in graphite.

      C. S. Leem, Chul Kim, S. R. Park, Min-Kook Kim, Hyoung Joon Choi, C. Kim, B. J. Kim, S. Johnston, T. Devereaux, T. Ohta, A. Bostwick, and E. Rotenberg

      Physical Review B 79, 125438 (2009)

 

32. Anisotropic Eliashberg theory for superconductivity in compressed and doped MgB₂.

      Hyoung Joon Choi, Steven G. Louie, and Marvin L. Cohen

      Physical Review B 79, 094518 (2009)

[2008]

31. Enhanced spin-density wave in LaFeSbO from first principles.

      Chang-Youn Moon, Se Young Park, and Hyoung Joon Choi

      Physical Review B 78, 212507 (2008). [arXiv:0808.1348]

 

30. Electronic energy levels of weakly-coupled nanostructures: C₆₀/metal interfaces.

      Jay D. Sau, J. B. Neaton, Hyoung Joon Choi, Steven G. Louie, and Marvin L. Cohen

      Physical Review Letters 101, 026804 (2008)

 

29. Origin of anomalous electronic structures of epitaxial graphene on silicon carbide.

      Seungchul Kim, Jisoon Ihm, Hyoung Joon Choi, and Young-Woo Son

      Physical Review Letters 100, 176802 (2008)

 

28. Contact dependence of the conductance of H₂ molecular junctions from first principles.

      K. H. Khoo, J. B. Neaton, Hyoung Joon Choi, and Steven G. Louie

      Physical Review B 77, 115326 (2008)

 

27. Low-energy structures of K atoms in expanded K₃C₆₀ monolayers: Ab initio pseudopotential density-functional calculations.

      Young-Moo Byun, Hyoung Joon Choi, Steven G. Louie, and Marvin L. Cohen

      Physical Review B 77, 115418 (2008)

 

26. Effect of linear density of states on the quasi-particle dynamics and small electron-phonon coupling in graphite.

      C. S. Leem, B. J. Kim, Chul Kim, S. R. Park, Taisuke Ohta, Aaron Bostwick, Eli Rotenberg, H. -D. Kim, M. K. Kim, Hyoung Joon Choi, and Changyoung Kim

      Physical Review Letters 100, 016802 (2008)

[2007]

25. Amine-gold linked single-molecule junctions: experiment and theory.

      Su Ying Quek, Latha Venkataraman, Hyoung Joon Choi, Steven G. Louie, Mark S. Hybertsen, and J.B. Neaton

      Nano Letters 7, 3477-3482 (2007)

 

24. First-principles scattering-state approach for nonlinear electrical transport in nanostructures.

      Hyoung Joon Choi, Marvin L. Cohen, and Steven G. Louie

      Physical Review B 76, 155420 (2007)

 

23. Strong orbital-dependent d-band hybridization and Fermi surface reconstruction in metallic Ca_2-xSr_xRuO₄.

      Eunjung Ko, B. J. Kim, Changyoung Kim, and Hyoung Joon Choi

      Physical Review Letters 98, 226401 (2007)

[2006]

22. Anisotropic Eliashberg theory and the two-band model for the superconducting properties of MgB₂.

      Hyoung. Joon Choi, Marvin L. Cohen, and Steven G. Louie

      Physical Review B 73, 104520 (2006)

[2005]

21. Electrical switching in metallic carbon nanotubes.

      Young-Woo Son, Jisoon Ihm, Marvin L. Cohen, Steven G. Louie, and Hyoung Joon Choi

      Physical Review Letters 95, 216602 (2005)

[2004]

20. Orientation-dependent C₆₀ electronic structures revealed by angle-resolved photoemission.

      V. Brouet, W. L. Yang, X. J. Zhou, H. J. Choi, S. G. Louie, M. L. Cohen, A. Goldoni, F. Parmigiani, Z. Hussain, and Z.-X. Shen

      Physical Review Letters 93, 197601 (2004)

 

19. Identifying defects in nanoscale materials.

      M. Ishigami, H. J. Choi, S. Aloni, S. G. Louie, M. L. Cohen, and A. Zettl

      Physical Review Letters 93, 196803 (2004)

 

18. Reply to "Comment on 'First-principles calculation of the superconducting transition in MgB₂ within the anisotropic Eliashberg formalism' ".

      H. J. Choi, D. Roundy, H. Sun, M. L. Cohen, and S. G. Louie

      Physical Review B 69, 056502(2004)

[2003]

17. Band structure and Fermi surface of electron-doped C₆₀ monolayers.

      W. L. Yang, V. Brouet, X. J. Zhou, H. J. Choi, S. G. Louie, M. L. Cohen, S. A. Kellar, P. V. Bogdanov, A. Lanzara, A. Goldoni, F. Parmigiani, Z. Hussain, and Z.-X. Shen

      Science 300, 303 (2003)

 

16. Anisotropic Eliashberg theory of MgB₂: Tc, isotope effects, superconducting energy gaps, quasiparticles, and specific heat.

      H. J. Choi, M. L. Cohen, and S. G. Louie

      Physica C 385, 66 (2003) (invited paper for special issue on MgB₂).

[2002]

15. The origin of the anomalous superconducting properties of MgB₂.

      H. J. Choi, D. Roundy, H. Sun, M. L. Cohen, and S. G. Louie

      Nature 418, 758 (2002)

 

14. First-principles calculation of the superconducting transition in MgB₂ within the anisotropic Eliashberg formalism.

      H. J. Choi, D. Roundy, H. Sun, M. L. Cohen, and S. G. Louie

      Physical Review B 66, 020513 (2002)

[2001]

13. Structural deformation and intertube conductance of crossed carbon nanotube junctions.

      Y.-G. Yoon, M. S. C. Mazzoni, H. J. Choi, J. Ihm, and S. G. Louie

      Physical Review Letters 86, 688 (2001)

[2000]

12. Crossed nanotube junctions.

      M. S. Fuhrer, J. Nygard, L. Shih, M. Forero, Y.-G. Yoon, M. S. C. Mazzoni, H. J. Choi, J. Ihm, S. G. Louie, A. Zettl, and P. L. McEuen

      Science 288, 494 (2000)

 

11. Defects, quasi-bound states, and quantum conductance in metallic carbon nanotubes.

      H. J. Choi, J. Ihm, S. G. Louie, and M. L. Cohen

      Physical Review Letters 84, 2917 (2000)

[1999]

10. Possible explanation for the conductance of a single quantum unit in metallic carbon nanotubes.

      H. J. Choi, J. Ihm, Y.-G. Yoon, and S. G. Louie

      Physical Review B 60, R14009 (1999)

 

  9. Broken symmetry and pseudogaps in ropes of carbon nanotubes.

      P. Delaney, H. J. Choi, J. Ihm, S. G. Louie, and M. L. Cohen

      Physical Review B 60, 7899 (1999)

 

  8. Exact solutions to the tight-binding model for the conductance of carbon nanotubes.

      H. J. Choi and J. Ihm

      Solid State Communications 111, 385 (1999)

 

  7. Ab initio pseudopotential method for the calculation of conductance in quantum wires.

      H. J. Choi and J. Ihm

      Physical Review B 59, 2267 (1999)

[1998]

  6. Broken symmetry and pseudogaps in ropes of carbon nanotubes.

      P. Delaney, H. J. Choi, J. Ihm, S. G. Louie, and M. L. Cohen

      Nature 391, 466 (1998)

[1996]

  5. Percolation of carriers through low potential channels in thick Al_xGa_1-xAs (x < 0.35) barriers.

      D. S. Kim, H. S. Ko, Y. M. Kim, S. J. Rhee, S. C. Hohng, Y. H. Yee, W. S. Kim, J. C. Woo, H. J. Choi, J. Ihm, D. H. Woo, and K. N. Kang

      Physical Review B 54, 14580 (1996)

 

  4. Thick Al_xGa_1-xAs - an intrinsically percolating barrier owing to its microscopic structural inhomogeneity.

      D. S. Kim, H. S. Ko, Y. M. Kim, S. J. Rhee, S. C. Hong, Y. H. Yee, D. S. Yee, J. C. Woo, H. J. Choi, J. Ihm, D. H. Woo, and K. N. Kang

      Applied Physics Letters 69, 2513 (1996)

 

  3. Anomalous real-space charge-transfer through thick barriers in GaAs/Al_xGa_1-X as a symmetrical double- quantum wells - Al_xGa_1-xAs as a percolating barrier.

      D. S. Kim, H. S. Ko, Y. M. Kim, S. J. Rhee, S. C. Hong, Y. H. Yee, W. S. Kim, J. C. Woo, H. J. Choi, J. Ihm, D. H. Woo, and K. N. Kang

      Solid State Communications 100, 231 (1996)

 

  2. Going beyond the mean-field approximations of alloys and alloy superlattices - a few puzzles solved.

      D. S. Kim, H. S. Ko, Y. S. Lim, Y. M. Kim, J. S. Lee, S. J. Rhee, W. S. Kim, S. C. Hong, Y. H. Yee, J. S. Khim, J. M. Jung, S. Huhr, J. H. Lee, J. S. Chang, B. D. Choe, J. C. Woo, P. H. Song, H. J. Choi, S. H. Jhi, J. Ihm, E. J. Shin, D. Kim, D. H. Woo, K. N. Kang, and J. J. Song

      Journal of the Optical Society of America B-Optical Physics 13, 1210 (1996)

 

  1. Anomalously large Stokes and anti-Stokes real-space charge-transfer between quantum-wells separated by thick alloy barriers - beyond the mean-field approach.

      D. S. Kim, H. S. Ko, Y. M. Kim, S. J. Rhee, W. S. Kim, J. C. Woo, H. J. Choi, J. Ihm, D. H. Woo, and K. N. Kang

      Institute of Physics Conference Series 145, 855-860 (1996). [abstract]