2011 and earlier
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
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
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
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
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
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
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
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
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
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
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
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
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
Imaging of Photocurrent Generation and Collection in Single-Layer Graphene
Nano Lett. 9, 1742 (2009)
J. Park, Y. H. Ahn, C. Ruiz-Vargas
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
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
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
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
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
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
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
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
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
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
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
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
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
Efficient visible light detection using individual germanium nanowire field effect transistors
Appl. Phys. Lett. 91, 162102 (2007)
Y. H. Ahn, J. Park
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
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
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
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
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
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
Scanning Photocurrent Imaging and Electronic Band Studies in Silicon Nanowire Field Effect Transistors
Nano Lett. 5, 1367 (2005)
Y. Ahn, J. Dunning, J. Park
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
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
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
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
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
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
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
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
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
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
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
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