<10> A Comparison of the Optical Characteristics of AlGaN, GaN, and InGaN Thin Films
Yong-Hoon Cho, T. J. Schmidt, G. H. Gainer, J. J. Song, S. Keller, U. K.Mishra, S. P. Denbaars, W. Yang, D. S. Kim, and W. Jhe
Physica Status Solidi. 216, 227 (1999).

<9> Effects of Carrier Localization on the Optical Characteristics of MOCVD-grown InGaN/GaN Heterostructures
Yong-Hoon Cho, T. J. Schimidt, A. J. Fischer, S. Bidnyk, G. H. Gaioner, J. J. Song, S.Keller, U.K. Mishra, S. P. Denbaars, D. S. Kim, W. Jhe
Physica Status Solidi. 216, 181 (1999).

<8> Temperature Dependence of the Electroluminescence and the Photoluminescence of A Silyl-Disubstituted Poly(p-phenlenevinylene) Derivative
C. H. Lee et al
J. Korea Phys. Soc. 35, S291 (1999).

<7> Screening of coherent LO phonons by interwell plasmon oscillations along the growth direction in GaAs/AlGaAs superlattices
K. J. Yee, D. S. Yee, D. S. Kim, T. Dekorsy, G. C. Cho, Y. S. Lim.
Phys. Rev. B 60, R8513 (1999).

<6> Two-color Picosecond Experiments on Anti-Stokes Photoluminescence in GaAs/AlGaAs Asymmetric Double Quantum Wells
S. C. Hohng et al.
APL 75, 3620 (1999).

<5> Ultrafast photoluminescence of a highly luminescent PPVderivative
Y. H. Ahn et al.
Synthetic Metals 101, 242 (1999).

<4> Two-color picosecond and continuous-wave experiments on anti-Stokes and Stokes carrier transfer phenomena in GaAs/AlxGa1-xAs and InGaP2/AlxGa1-xAs heterostructures
S. C. Hohng et al.
Phys. Rev. B 60, 8883 (1999).

<3> Male circumcision: a South Korean Perspective
D. S. Kim et al.
BJU internationa1 83, Suppl. 1, 28-33 (1999).

<2> Two-color femtosecond experiments by use of two independently tunable Ti:sapphire lasers with a sample-and-hold switch
J. Y. Sohn et al.
Applied Optics 38, 5899 (1999).

<1> From Exciton Resonance to Frequency Mixing in GaAs Multiple Quantum Wells
Y. H. Ahn et al.
Phys. Rev. Lett. 82, 3879 (1999).



<2> Femtosecond Four-Wave Mixing Experiments on GaAs Quantum Wells Using two Independently Tunable Lasers
D.S. Kim et al.
Phys. Rev. Lett. 80, 4803 (1998).

<1> Femtosecond four-Wave-Mixing Studies of Nearly Homogeneously Broadened Excitons in GaN
A. J. Fischer, W. Shan, G. H. Park, and J. J. Song, D. S. Kim and D. S. Yee, R. Horning and B. Goldenberg
Phys. Rev. B 56, 1077 (1998).



<3> Temperature-Dependence of a Femtosecond Degenerate four-Wave-Mixing Signal from 350-Mu-M-Thick Undoped InP Far Below the Band-Gap
Sungkyu Yu, Joo In Lee, and Dongho Kim, D. S. Kim and Y. H. Yee, Jong Hyun Lee
J. Opt. Soc. A. B 14, 1465 (1997).

<2> Excitonic Origin of Femtosecond Nonlinearity Near the Bandgap of a Commercial CdSSe Semiconductor-Doped Glass
Y. S. Lim, D. S. Kim, C. S. Go, H. J. Moon, G. H. Kim, Y. H. Yee, J. H. Lee and J. S. Chang
JKPS 31, 717 (1997).

<1> Femtosecond Degenerate four-Wave-Mixing in 500 Mu-M Undoped GaAs and 350 Mu-M Undoped InP Far Below Band-Gap
Sungkyu Yu, Dongho Kim, D. S. Kim, Y. H. Lee, Y. H. Cho, B. D. Choe, Jong Hyun Lee
J. Appl. Phys. 81 6928 (1997).



<9> Anomalous Real Space Charge Transfer Through Thick Barriers in GaAs/AlxGa1-X as a Symmetrical Double-Quantum Wells – AlxGa1-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’

<8> Anti-Stokes Luminescence in a Coupled System – A Natural Consequence of Quantum Oscillation
D. S. Kim, H. S. Ko, Y. M. Kim, S. J. Rhee, S. C. Hong, Y. H. Yee, D. S. Yee, J. S. Khim, W. S. Kim, J. C. Woo

<7> Spatial and Dynamical Properties of Optical Phonons in AlxGa1-xAs and GaAs/AlxGa1-xAs Superlattices - Beyond the Mean-Field Approach
D. S. Kim, P. H. Song, S. H. Jhi, Y. S. Lim, E. J. Shin, Y. H. Yee, J. S. Khim , J. Ihm, J. H. Lee , J. S. Chang , D. H. Woo, K. N. Kang, D. Kim, J. J. Song
Physica B 220, 684 (1996).

<6> 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, J. J. Song
J. Opt. Soc. A. B 13, 1210 (1996).

<5> Strong Instantaneous Contribution in Femtosecond Degenerate four-Wave-Mixing from 350-Mu-M InP Due to Virtual Excitation
Sungkyu Yu, Jang Hee Chu, Joo In Lee, Dongho Kim, Y. H. Yee, D. S. Kim, Jae-Young Leem, Cheul-Ro Lee, Jong Hyun Lee
Appl. Phys. Lett. 69, 79 (1996).

<4> Thick AlxGa1-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 and J. Ihm, D. H. Woo, K. N. Kang
Appl. Phys. Lett. 69, 2513 (1996).

<3> Probing Optical-Phonon Propagation in GaAs/AlxGa1-xAs Quantum-Well Samples via Their Nonequilibrium Population
P. Y. Yu, Zhenpeng Su, D. S. Kim, J. S. Khim, Y. S. Lim, Y. H. Yee, Y. H. Cho, J. S. Lee, J. H. Lee, J. S. Chang, B. D. Choe, D. H. Woo, E. J. Shin and D. Kim, K. Arya, J. J. Song
Phys. Rev. B 54, 10742 (1996).

<2> Percolation of Carriers Through Low Potential Channels in Thick AlxGa1-xAs (X-Less-Than-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, K. N. Kang
Phys. Rev. B 54, 14580 (1996).

<1> Femtosecond coherent fields induced by many-particle correlations in transient four-wave-mixing
W. Schaefer, D. S. Kim, J. Shah, T. C. Damen, J. E. Cunningham, K. W. Goossen, L. N. Pfeiffer, K. Koehler
Phys. Rev. B 53, 16429 (1996).