Publications‎ > ‎

2011 and earlier

  1. Nanopattern enabled terahertz all-optical switching on vanadium dioxide thin film
    Appl. Phys. Lett. 98, 071105 (2011)
    S. B. Choi, J. S. Kyoung, H. S. Kim, H. R. Park, D. J. Park, B. J. Kim, Y. H. Ahn, F. Rotermund, H. T Kim, K. J. Ahn, D. S. Kim

  2. Anomalous Band Formation in Arrays of Terahertz Nanoresonators
    Phys. Rev. Lett. 106, 013902 (2011)
    Y. M. Bahk, H. R. Park, K. J. Ahn, H. S. Kim, Y. H. Ahn, D.-S. Kim, J. Bravo-Abad, L. Martin-Moreno, F. J. Garcia-Vidal

  3. Photocurrent Imaging of Nanocrystal Quantum Dots on Single-Walled Carbon Nanotube Device
    J. Nanosci. Nanotechnol. 11, 4300 (2011)
    W. S. Chang, S. Jeong, H. C. Shim, C. S. Han, J. Park, Y. H. Ahn, M. S. Jeong

  4. Enhanced photoconduction of free-standing ZnO nanowire films by L-lysine treatment
    Nanotechnology 21, 485504 (2010)
    J. Liu, J. Park, K. H. Park, Y. H. Ahn, J. Y. Park, K. H. Koh, S. Lee

  5. Vertical growth and resonator properties of hexagonally shaped zinc oxide nanonails
    J. Nanosci. Nanotechnol. 10, 6150 (2010)
    J. Liu, S. Lee, K. H. Park, Y. H. Ahn, J. Y. Park, K. H. Koh

  6. Active Terahertz Nanoantennas Based on VO Phase Transition
    Nano Lett. 10, 2064 (2010)
    M. Seo, J. Kyoung, H. Park, S. Koo, H. S. Kim, H. Bernien, B. J. Kim, J. H. Choe, Y. H. Ahn, H. T. Kim, N. Park, Q. H. Park, K. Ahn, D. S. Kim

  7. Terahertz nanoresonators: Giant field enhancement and ultrabroadband performance
    Appl. Phys. Lett. 96, 121106 (2010)
    H. R. Park, Y. M. Park, H. S. Kim, J. S. Kyoung, M. A. Seo, D. J. Park, Y. H. Ahn, K. J. Ahn, D. S. Kim

  8. Reduction of functionalized graphite oxides by trioctylphosphine in non-polar organic solvents
    Carbon 48, 2282 (2010)
    J. Liu, H. Jeong, J. Liu, K. Lee, J. Y. Park, Y. H. Ahn, S. Lee

  9. Electron beam induced current measurements on single-walled carbon nanotube devices
    Nanotechnology 21, 115706 (2010)
    J. K. Park, Y. H. Ahn, J. Y. Park, S. Lee, K. H. Park

  10. Platinum-Assisted Vapor-Liquid-Solid Growth of GaN Nanowires and Their Properties
    J. Korean Phys. Soc. 56, 100 (2010)
    E. Oh, B. W. Lee, S. Shim, K. Y. Lee, H. Oh, H. J. Choi, B. H. Son, Y. H. Ahn, L, S. Dang

  11. Tailoring the visible photoluminescence of mass-produced ZnO nanowires
    J. Phys. D; Appl. Phys. 42, 095401 (2009)
    J. Liu, S. Lee, Y. H. Ahn, J. Y. Park, K. H. Koh

  12. Bundling influence on ultrafast optical nonlinearities of single-walled carbon nanotubes in suspension and composite film
    Appl. Phys. B 97, 157 (2009)
    H. W. Lee , J. H. Yim, A. J. Kiran, I. H. Baek, S. Lee, D. I. Yeom, Y. H. Ahn, K. Kim, J. Lee, H. Lim, F. Rotermund

  13. Uncovering operational mechanisms of a single-walled carbon nanotube network device using local probe electrical characterizations
    Nanotechnology 20, 345202 (2009)
    H. Jeong, H. M. Gweon, B. J. Kwon, Y. H. Ahn, S. Lee, J. Y. Park

  14. Imaging of Photocurrent Generation and Collection in Single-Layer Graphene
    Nano Lett. 9, 1742 (2009)
    J. Park, Y. H. Ahn, C. Ruiz-Vargas

  15. Terahertz near-field enhancement in narrow rectangular apertures on metal film
    Opt. Express 17, 12495 (2009)
    D. J. Park, S. B. Choi, Y. H. Ahn, F. Rotermund, I. B. Sohn, C. Kang, M. S. Jeong, D. S. Kim

  16. Hybrid light-emitting diodes based on flexible sheets of mass-produced ZnO nanowires
    Nanotechnology 20, 445203 (2009)
    J. Liu, Y. H. Ahn, J. Y. Park, K. H. Koh, S. Lee

  17. Optical waveguide and cavity effects on whispering-gallery mode resonances in a ZnO nanonail
    Appl. Phys. Lett. 95, 221105 (2009)
    J. Liu, Q. M. Ngo, K. H. Park, S. Kim, Y. H. Ahn, J. Y. Park, K. H. Koh, S. Lee

  18. Theoretical Study of Terahertz Near-Field Enhancement Assisted by Shape Resonance in Rectangular Hole Arrays in Metal Films
    J. Korean Phys. Soc. 54, 64 (2009)
    D. J. Park, S. B. Choi, Y. H. Ahn, Q. H. Park, D. S. Kim

  19. Terahertz electromagnetic interference shielding using single-walled carbon nanotube flexible films
    Appl. Phys. Lett. 93, 231905 (2008)
    M. A. Seo, J. H. Yim, Y. H. Ahn, F. Rotermund, D. S. Kim, S. Lee, H. Lim

  20. Asymmetries in a Single-Walled Carbon nanotube Field Effect Transistor Studied with Scanning Gate Microscopy
    J. Korean Phys. Soc. 53, 3316 (2008)
    Y. Kim, H. Jeong, Y. H. Ahn, S. Lee, J. Y. Park

  21. Fabrication and characterization of ultrafast carbon nanotube saturable absorbers for solid-state laser mode locking near 1 micrometer
    Appl. Phys. Lett 93, 161106 (2008)
    J. H. Yim, W. B. Cho, S. Lee, Y. H. Ahn , K. Kim, H. Lim, G. Steinmeyer, V. Petro, U. Griebner, F. Rotermund

  22. Identification of dispersion-dependent hexagonal cavity modes of an individual ZnO nanonail
    Appl. Phys. Lett. 92, 263102 (2008)
    J. Liu, S. Lee, Y. H. Ahn, J.-Y. Park, K. H. Koh, K. H. Park

  23. Catalyst-Free Growth and Optical Properties of Vertically Aligned ZnO Nanorod Arrays on Si Substrates Covered with Thin Buffer Layers
    J. Korean Phys. Soc. 53, 141 (2008)
    J. Liu, S. Lee, Y. H. Ahn, J.-Y. Park, Y. S. Kim, K. H. Koh, K. M. Lee, K. H. Park

  24. Hot-filament CVD synthesis and application of carbon nanostructure
    Thin Solid Films 516, 700 (2008)
    S. Lee, S. Choi, K. H. Park, K. W. Chae, J. B. Cho, Y. Ahn, J.-Y. Park, K. H. Koh

  25. Bending and bundling of metal-free vertically aligned ZnO nanowires due to electrostatic interaction
    Nanotechnology 19, 185607 (2008)
    J. Liu, S. Lee, K. Lee, Y. H. Ahn, J.-Y. Park, K. H. Koh

  26. Investigation of Metal Contact Properties in Silicon Nanowire Field-Eect Transistors by Using Scanning Photocurrent Microscopy
    J. Korean Phys. Soc. 51, 2040 (2007)
    Y. H. Ahn, B. H. Son, J. K. Park

  27. Photocurrent Imaging of p-n Junctions in Ambipolar Carbon Nanotube Transistors
    Nano Lett. 7, 3320 (2007)
    Y. H. Ahn, A. W. Tsen, B. Kim, Y. W. Park, J. Park

  28. Efficient visible light detection using individual germanium nanowire field effect transistors
    Appl. Phys. Lett. 91, 162102 (2007)
    Y. H. Ahn, J. Park

  29. Correlating Luminescence from Individual ZnO Nanostructures with Electron Transport Characteristics
    Nano Lett. 7, 3681 (2007)
    Y. M. Oh, K. M. Lee, K. H. Park, Y. Kim, Y. H. Ahn, J.-Y. Park, S. Lee

  30. Low temperature wet chemical synthesis of good optical quality vertically aligned crystalline ZnO nanorods
    Nanotechnology 18, 035606 (2007)
    T Mahalingam, K. M. Lee, K. H. Park, S Lee1, Y. Ahn, J. Y. Park, K. H. Koh

  31. Febry-Perot tuning of the band-gap polarity in plasmonic crystals
    Phys. Rev. B 75, 035414 (2007)
    J. E. Kihm, Y. C. Yoon, D. J. Park, Y. H. Ahn, C. Ropers, C. Lienau, J. Kim, Q. H. Park, D. S. Kim

  32. Impedance matching plasmonic metamaterials to vacuum
    J. Korean Phys. Soc. 48, 103 (2006)
    J. W. Lee, M. A. Seo, J. Y. Sohn, D. J. Park, Y. H. Ahn, D. S. Kim, S. C. Jeoung, Q-Han Park

  33. Invisible plasmonic meta-materials through impedence matching to vacuum
    Opt. Express 13, 10681 (2005)
    J. W. Lee, M. A. Seo, J. Y. Sohn, Y. H. Ahn, D. S. Kim, S. C. Jeoung, Ch. Lienau, Q-Han Park

  34. Optical studies of carrier and phonon dynamics in Ga1-xMn­xAs
    J. Appl. Phys. 98, 113509 (2005)
    K. J. Yee, D. Lee, X. Liu, W. L. Lim, M. Dobrowolska, J. K. Furdyna, Y. S. Lim, K. G. Lee, Y. H. Ahn, D. S. Kim

  35. Scanning Photocurrent Imaging and Electronic Band Studies in Silicon Nanowire Field Effect Transistors
    Nano Lett. 5, 1367 (2005)
    Y. Ahn, J. Dunning, J. Park

  36. Microscopic Origin of Surface Plasmon Radiation in Plasmonic Band Gap Nanostructures
    Phys. Rev. Lett. 91, 143901 (2003)
    D. S. Kim, S. C. Hong, V. Malyarchuk, Y. C. Yoon, Y. H. Ahn, K. J. Yee, J. W. Park, J. Kim, Q. H. Park, Ch. Lienau

  37. Coherent optical phonon oscillations in cubic ZnSe
    Appl. Phys. Lett. 82, 2446 (2003)
    Y. S. Lim, S. C. Yoon, K. J. Yee, Y. H. Ahn, E. Oh, J. H. Lee

  38. Virtual-Real Quantum Interference in a Semiconductor System
    Phys. Rev. Lett. 89, 237403 (2002)
    Y. H. Ahn, S. B. Choe, J. C. Woo, D. S. Kim, S. T. Cundiff, J. M. Shacklette, Y. S. Lim

  39. Tunable terahertz generation using femtosecond pulse shaping
    Appl. Phys. Lett. 81, 13 (2002)
    J. Y. Sohn, Y. H. Ahn, D. J. Park, E. Oh, D. S. Kim

  40. Femtosecond and Picosecond Nondegenerate Four-Wave Mixing in GaAs/AlGaAs Multiple Quantum Wells Using Two Independently Tunable Lasers
    J. Opt. Soc. Am B 18, 714 (2001)
    J. S. Yahng, Y. H. Ahn, J. Y. Sohn, D. S. Kim

  41. Molecular Lens of the Nonresonant Dipole Force
    Phys. Rev. Lett. 85, 2705 (2000)
    B. S. Zhao, H. Chung, K. Cho, S. H. Shim, S. M. Lim, J. Yu, D. S. Chung, Y. H. Ahn, J. Y. Sohn, D. S. Kim, W. K. Kang

  42. Temperature Dependence of the Electroluminescence and the Photoluminescence of a Silyl-Disubstituted Poly(p-phenlenevinylene) Derivative
    J. Korean Phys. Soc. 35, S291 (1999)
    C. H. Lee, J. Y. Park, Y. W. Park, Y. H. Ahn, D. S. Kim, D. H. Hwang, T. H. Zyung

  43. Two-color femtosecond experiments by use of two independently tunable Ti:sapphire lasers with a sample-and-hold switch
    Appl. Opt. 38, 5899 (1999)
    J. Y. Sohn, Y. H. Ahn, K. J. Yee, D. S. Kim

  44. Two-color picosecond and continuous-wave experiments on anti-Stokes and Stokes carrier-transfer phenomena in GaAs/AlxGa1-xAs and InGaP2/AlxGa1-xAs heterostructures
    Phys. Rev. B 60, 8883 (1999)
    S. C. Hohng, D. W. Khang, Y. H. Ahn, J. Y. Lee, S. Y. Kihm, D. H. Kim, W. S. Kim, J. C. Woo, D. S. Kim, D. S. Citrin, D. H. Woo, E. K. Kim, S. H. Kim, K. S. Lim

  45. Ultrafast photoluminescence of a highly luminescent PPV derivative
    Synth. Met. 101, 242 (1999)
    Y. H. Ahn, D. S. Kim, J. Y. Park, Y. W. Park, C. H. Lee, D. H. Hwang, T. Zyung

  46. From Exciton Resonance to Frequency Mixing in GaAs Multiple Quantum Wells
    Phys. Rev. Lett. 82, 3879 (1999)
    Y. H. Ahn, J. S. Yahng, J. Y. Sohn, K. J. Yee, S. C. Hohng, J. C. Woo, D. S. Kim, T. Meier, S. W. Koch, Y. S. Lim, E. K. Kim

  47. Femtosecond four-wave mixing experiments on GaAs quantum wells using two independently tunable lasers
    Phys. Rev. Lett. 80, 4803 (1998)
    D. S. Kim, J. Y. Sohn, J. S. Yahng, Y. H. Ahn, K. J. Yee, D. S. Yee, Y. D. Jho, S. C. Hohng, D. H. Kim, W. S. Kim, J. C. Woo, T. Meier, S. W. Koch, D. H. Woo, E. K. Kim, S. H. Kim