All Stories

  1. Symmetry-dependent interfacial reconstruction to compensate polar discontinuity at perovskite oxide interfaces (LaAlO3/SrTiO3 and LaAlO3/CaTiO3)

    Article • Applied Physics Letters, February 2015, American Institute of Physics

    Dr Jung-Hae Choi

  2. Effect of surface hydroxyl coverage on platinum nanoparticles in the oxygen reduction reaction: All-electron density functional theory analysis

    Article • Chemical Physics Letters, August 2014, Elsevier

    Dr Jung-Hae Choi

  3. Effect of oxygen vacancy on the structural and electronic characteristics of crystalline Zn2SnO4

    Article • Journal of Materials Chemistry C, January 2014, Royal Society of Chemistry

    Dr Jung-Hae Choi

  4. Ab initio study on the structural characteristics of amorphous Zn2SnO4

    Article • Applied Physics Letters, December 2013, American Institute of Physics

    Dr Jung-Hae Choi

  5. Double-layered vertically integrated amorphous-In2Ga2ZnO7 thin-film transistor

    Article • Applied Physics Letters, October 2013, American Institute of Physics

    Dr Jung-Hae Choi

  6. Theoretical and experimental studies on the electronic structure of crystalline and amorphous ZnSnO3 thin films

    Article • Applied Physics Letters, June 2013, American Institute of Physics

    Dr Jung-Hae Choi

  7. Prediction of atomic structure of Pt-based bimetallic nanoalloys by using genetic algorithm

    Article • Metals and Materials International, May 2013, Springer Science + Business Media

    Dr Jung-Hae Choi

  8. The Electrical Properties of Asymmetric Schottky Contact Thin-Film Transistors with Amorphous-$\hbox{In}_{2}\hbox{Ga}_{2}\hbox{ZnO}_{7}$

    Article • IEEE Transactions on Electron Devices, March 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Jung-Hae Choi

  9. Ab initio atomistic thermodynamics calculations of the initial deposition of epitaxial MgO film on GaAs(001)-β2(2 × 4)

    Article • Journal of Applied Physics, February 2013, American Institute of Physics

    Dr Jung-Hae Choi

  10. First-Principles Study of the Interfaces between Fe and Transition Metal Carbides

    Article • The Journal of Physical Chemistry C, January 2013, American Chemical Society (ACS)

    Dr Jung-Hae Choi

  11. Study on the defects in metal–organic chemical vapor deposited zinc tin oxide thin films using negative bias illumination stability analysis

    Article • Journal of Materials Chemistry C, January 2013, Royal Society of Chemistry

    Professor Hwang Cheol Seong, Dr Jung-Hae Choi

  12. Thermodynamic stability of various phases of zinc tin oxides from ab initio calculations

    Article • Journal of Materials Chemistry C, January 2013, Royal Society of Chemistry

    Dr Jung-Hae Choi

  13. Variation in the threshold voltage of amorphous-In2Ga2ZnO7 thin-film transistors by ultrathin Al2O3 passivation layer

    Article • Journal of Vacuum Science & Technology B Microelectronics and Nanometer Structures Processing Measurement and Phenomena, January 2013, American Vacuum Society

    Dr Jung-Hae Choi

  14. Performance Variation According to Device Structure and the Source/Drain Metal Electrode of a-IGZO TFTs

    Article • IEEE Transactions on Electron Devices, December 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Jung-Hae Choi

  15. Strain evolution of each type of grains in poly-crystalline (Ba,Sr)TiO3 thin films grown by sputtering

    Article • Scientific Reports, December 2012, Springer Science + Business Media

    Dr Jung-Hae Choi

  16. Reduction of Charge Trapping in $\hbox{HfO}_{2}$ Film on Ge Substrates by Atomic Layer Deposition of Various Passivating Interfacial Layers

    Article • IEEE Transactions on Electron Devices, September 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Jung-Hae Choi

  17. All-electron scalar relativistic calculations of atomic hydrogen adsorption on cubo-octahedron Pt55 nanoparticles

    Article • physica status solidi (b), July 2012, Wiley

    Dr Jung-Hae Choi

  18. Density Functional Calculations on the Mechanical Properties of Nitrogen or Oxygen Doped Crystalline Ge2Sb2Te5

    Article • Journal of Nanoscience and Nanotechnology, July 2012, American Scientific Publishers

    Dr Jung-Hae Choi

  19. Monte Carlo simulations of the structure of Pt-based bimetallic nanoparticles

    Article • Acta Materialia, July 2012, Elsevier

    Dr Jung-Hae Choi

  20. Ab initioCalculations on the Atomic and Electronic Structures of Oxygen-Doped Hexagonal Ge$_{2}$Sb$_{2}$Te$_{5}$

    Article • Applied Physics Express, June 2012, Institute of Physics Publishing

    Dr Jung-Hae Choi

  21. Vertically integrated submicron amorphous-In2Ga2ZnO7 thin film transistor using a low temperature process

    Article • Applied Physics Letters, May 2012, American Institute of Physics

    Dr Jung-Hae Choi

  22. The charge trapping characteristics of Si3N4 and Al2O3 layers on amorphous-indium-gallium-zinc oxide thin films for memory application

    Article • Applied Physics Letters, April 2012, American Institute of Physics

    Dr Jung-Hae Choi

  23. Migration of nitrogen in hexagonal Ge2 Sb2 Te5 : An ab-initio study

    Article • physica status solidi (RRL) - Rapid Research Letters, January 2012, Wiley

    Dr Jung-Hae Choi

  24. Properties of Atomic Layer Deposited HfO2 Films on Ge Substrates Depending on Process Temperatures

    Article • Journal of The Electrochemical Society, January 2012, The Electrochemical Society

    Dr Jung-Hae Choi

  25. 유전알고리즘을 이용한 이원계 나노입자의 원자배열 예측

    Article • Journal of the Korean Ceramic Society, November 2011, Korean Ceramic Society

    Dr Jung-Hae Choi

  26. Effects of magnitude and direction of the biaxial compressive strain on the formation and migration of a vacancy in Ge by using density functional theory

    Article • Journal of Applied Physics, August 2011, American Institute of Physics

    Dr Jung-Hae Choi

  27. Energetics and Interdiffusion at the Cu/Ru(0001) Interface: Density Functional Calculations

    Article • Journal of Nanoscience and Nanotechnology, July 2011, American Scientific Publishers

    Dr Jung-Hae Choi

  28. First-principles study on the formation of a vacancy in Ge under biaxial compressive strain

    Article • Thin Solid Films, September 2010, Elsevier

    Dr Jung-Hae Choi

  29. Improved properties of Pt–HfO2 gate insulator–ZnO semiconductor thin film structure by annealing of ZnO layer

    Article • Thin Solid Films, July 2010, Elsevier

    Dr Jung-Hae Choi

  30. First-principles calculations on the energetics of nitrogen-doped hexagonal Ge2Sb2Te5

    Article • Journal of Applied Physics, May 2010, American Institute of Physics

    Dr Jung-Hae Choi

  31. Effects of temperature and tilt angle on the grain boundary structure in silicon oxide: Molecular dynamics study

    Article • Metals and Materials International, April 2010, Springer Science + Business Media

    Dr Jung-Hae Choi

  32. Predictions on atomic structures of Ti1−xMoxC using combined approach of first-principles calculation and the cluster expansion method

    Article • Metals and Materials International, October 2009, Springer Science + Business Media

    Dr Jung-Hae Choi

  33. Origin of Ferromagnetism and Long-range Interactions of Cu in GaN:\\Chemical Bonding and Electronegativity Approaches

    Article • Journal of the Korean Physical Society, September 2009, Korean Physical Society

    Dr Jung-Hae Choi

  34. The energetics of helium and hydrogen atoms in β-SiC: an ab initio approach

    Article • Journal of Materials Science, April 2009, Springer Science + Business Media

    Dr Jung-Hae Choi

  35. Energetics of He and H atoms with vacancies in tungsten: First-principles approach

    Article • Journal of Nuclear Materials, January 2009, Elsevier

    Dr Jung-Hae Choi

  36. A first-principles study on the bond characteristics in carbon containing Mo, Ag, or Al impurity atoms

    Article • Carbon, February 2008, Elsevier

    Dr Jung-Hae Choi

  37. Structure and mechanical properties of Ag-incorporated DLC films prepared by a hybrid ion beam deposition system

    Article • Thin Solid Films, December 2007, Elsevier

    Dr Jung-Hae Choi

  38. Influence of the oxygen concentration of atomic-layer-deposited HfO2 gate dielectric films on the electron mobility of polycrystalline-Si gate transistors

    Article • Journal of Applied Physics, May 2006, American Institute of Physics

    Dr Jung-Hae Choi

  39. Buffer-layer-free growth of high-quality epitaxial GaN films on 4H-SiC substrate by metal-organic chemical vapor deposition

    Article • Journal of Crystal Growth, April 2005, Elsevier

    Dr Jung-Hae Choi

  40. Pt-Doped Ru Films Prepared by CVD as Electrodes for DRAM Capacitors

    Article • Electrochemical and Solid-State Letters, January 2005, The Electrochemical Society

    Dr Jung-Hae Choi

  41. Pore-Boundary Separation Behavior during Sintering of Pure and Bi2O3-Doped ZnO Ceramics

    Article • Journal of the American Ceramic Society, December 2004, Wiley

    Dr Jung-Hae Choi

  42. Equilibrium Shape of Internal Cavities in Ruby and the Effect of Surface Energy Anisotropy on the Equilibrium Shape

    Article • Journal of the American Ceramic Society, December 2004, Wiley

    Dr Jung-Hae Choi

  43. Penetration and characteristics of an intergranular-liquid phase during sintering of CaSi2O5-dropped 8 mol%-yttria-stabilized zirconia estimation by impedance spectroscopy

    Article • Materials Science and Engineering B, May 2004, Elsevier

    Jong-Heun Lee, Dr Jung-Hae Choi

  44. Influence of Al doping on lattice strain and electrical properties of epitaxial GaN films grown by metalorganic chemical vapor deposition on Al2O3 substrate

    Article • Applied Physics Letters, April 2004, American Institute of Physics

    Dr Jung-Hae Choi

  45. Asymmetric growth behavior of selectively grown InP on vicinal (1 0 0) surfaces by low-pressure metal-organic chemical vapor deposition

    Article • Journal of Crystal Growth, December 1997, Elsevier

    Dr Jung-Hae Choi

  46. Equilibrium Shape of Internal Cavities in Sapphire

    Article • Journal of the American Ceramic Society, January 1997, Wiley

    Dr Jung-Hae Choi