4.  K. Kang, K.-Y. Kim, and J. Kim, "Theoretical comparison of the excitation efficiency of waveguide and surface plasmon modes between quantum-mechanical and electromagnetic optical models of organic light-emitting diodes" Optics Express, vol. 26, no. 22, pp. A955-A973 2018. [2018.10.29] 

5.   J. Kim, K.-Y. Kim, and J. Kim, "Theoretical Modeling of the Internal Power Flow and Absorption Loss of the Air Mode Based on the Proposed Poynting Vector Analysis in Top-emitting Organic Light-emitting Diodes ," Journal of the Korean Physical Society,  vol. 73, no. 11, 1663-1674 (2018) [2018. 12. 19]

2017

1.     G. Cho and J. Kim, "Effect of conduction band non-parabolicity on the optical gain of quantum cascade lasers based on the effective two-band finite difference method," Semiconductor Science and Technology, vol. 32, no. 9, 095002. [2017.09.01]

2016

1.    K. Kang, Y. Lee, J. Kim, H. Lee, and B. Yang, "A Generalized Fabry–Pérot Formulation for Optical Modeling of Organic Light-Emitting Diodes Considering the Dipole Orientation and Light Polarization," IEEE PHOTONICS Journal, vol. 8, no. 2, April 2016, 1600519. [2016. 04. 01]

2.    K. Kim, J. Kim, S. Kim, "An efficient numerical scheme for the discrete Wigner transport equation via the momentum domain narrowing," AIP Advances 6, 065314, 2016. [2016. 06. 14]

3.    Y. Lee, K. Kang, S. Lee, H. Kim, J. Jang, and J. Kim, "Integrated optoelectronic model for organic solar cells based on the finite element method including the effect of oblique sunlight incidence and a non-ohmic electrode contact,"  Japanese Journal of Applied Physics, 55, 102301, 2016. [2016. 10. 01]

4.    K. Kang, S. Lee, J. Kim, S. Kim, Y. Han, S. Baek, "A Simple Numerical Modeling of the Effect of the Incoherent Thick Substrate in Thin-Film Solar Cells Based on the Equispaced Thickness Method," IEEE PHOTONICS Journal, vol. 8, No. 5, October 2016, 8400312. [2016. 10. 01]

2015

1.    J. Kim and B-.A Yu, "Effect of wetting-layer density of states on the gain and phase recovery dynamics of quantum-dot semiconductor optical amplifiers," Journal of Optics, vol. 17, no. 3, 035703, 2015. [2015.03.01]

2.    J. Yoon, K. Kang, S. Kim and J. Kim, "Effect of oblique incidence angle of sunlight on the optimized folding angle of V-shaped organic solar cells," Current Applied Physics, vol. 15, no. 4, pp. 446-451, 2015. [2015.04.01]

3.    K. Kang, J. Yoon, J. Kim, H. Lee and B. Yang, "Effect of the finite pixel boundary on the angular emission characteristics of top-emitting organic light-emitting diode," Optics Express, Vol. 23, no. 11, pp. A709-A717, 2015. [2015.06.01]

4.    J. Lee, B. Joen, J. Kim, D. Lee, "Microscopic mechanism underlying double-state lasing in an InAs/GaAs quantum dot laser diode elucidated using coupled rate equations and the spontaneous emission recorded from a window structure" Optics Express, Vol. 23, no. 25, pp. 31682-31690 2015. [2015.12.14]

2014

1.    J. Kim, "Effect of additional optical pumping injection into the ground-state ensemble on the gain the phase recovery acceleration of quantum-dot semiconductor optical amplifiers," Journal of the Korean Physical Society, vol. 64, no. 3, February 2014, pp. 390-395.[2014.02.01]

2.    K. Kang and Jungho Kim, "Effect of sunlight polarization on the absorption efficiency of V-shaped organic solar cells," Journal of the Optical Society of Korea, vol. 18, no. 1, February 2014, pp. 9-14. [2014.02.25]

3.    J. Kim and B-.A Yu, "Comparison of gain and phase recovery dynamics among optical pumping schemes in quantum-dot semiconductor optical amplifiers," Journal of the Optical Society of America B, vol. 31, no. 10, October 2014, pp. 2419-2429. [2014.10.01]

4.    Y. S. Hwang, J. Kim and K-.Y Kim, "An improved design formula for the plasmonic directional beaming of light," IEEE PHOTONICS TECHNOLOGY LETTERS, vol. 26, no. 20, October 2014, pp. 2051-2054. [2014.10.15]

5.    Sanghyuk Yoo and Jungho Kim, "Effect of the additional anode layers on the absorption enhancement characteristic of plasmonic organic solar cells," Japanese Journal of Applied Physics, vol. 53, 122302-1-7. [2014.12.25]

6.    K. Kang and J. Kim, "Optimization of multilayer structure for V-shaped organic solar cells," Japanese Journal of Applied Physics, vol. 53, 122304-1-5. [2014.12.25]

2013

1.    K. Kang, S. Lee, and J. Kim, "Effect of an incoherent glass substrate on the absorption efficiency of organic solar cells at oblique incidence analyzed by the transfer matrix method with a glass factor", Japanese Journal of Applied Physics, vol. 52, 052301, 2013. [2013.05.25.]

2.    J. Kim,"Influence of optical pumping wavelength on the ultrafast gain and phase recovery acceleration of quantum-dot semiconductor optical amplifiers", Journal of Optics, vol. 15, no. 10, 105402, 2013. [2013.10.01.]

3.    S. Lee, I. Jeong, H. P. Kim, S. Y. Hwang, T. J. Kim, Y. D. Kim, J. Jang, J. Kim, "Effect of incidence angle and polarization on the optimized layer structure of organic solar cells", Solar Energy Materials & Solar Cells, vol. 118, pp. 9-17, 2013. [2013.11.01.]

4.    J. Kim, "Phase recovery acceleration of quantum-dot semiconductor optical amplifiers by optical pumping to quantum-well wetting layer," Japanese Journal of Applied Physics, vol. 52, no. 11, 112101 (2013) [2013.11.25.]

2012

1.    J. Kim, K.-Y. Kim, and S. Kim, "Universal expression of the optical power dissipation in multilayer structures with complex permittivity and permeability," Japanese Journal of Applied Physics, vol. 51, no. 2, 022001, 2012. [2012.02.01.]

2.    K.-Y. Kim, J. Kim, I.-M. Lee, and B. Lee,"Analysis of transverse power flow via surface modes in metamaterial waveguides", PHYSICAL REVIEW A, vol. 85, no. 2, 023840, 2012. [2012.02.27.]

3.    J. Park, Y. D. Jang, J. S. Baek, N. J. Kim, K. J. Yee, H. Lee, D. Lee, S. H. Pyun, W. G. Jeong, and J. Kim, "Gain recovery in a quantum dot semiconductor optical amplifier and corresponding pattern effects in amplified optical signals at 1.5 μm," Optics Express, vol. 20, no. 6, pp. 6215-6224, 2012. [2012.03.02.]

4.    J.-H. Kim, S.-Y. Jung, and I.-K. Jeong, "Optical Modeling for Polarization-dependent Optical Power Dissipation of Thin-film Organic Solar Cells at Oblique Incidence," Journal of the Optical Society of Korea, vol. 16, no. 1, pp. 6-12, 2012. [2012.03.31.]

5.    Y.-I. Lee, J.-H. Youn, M.-S. Ryu, J. Kim, J. Jang, "CdSe quantum dot cathode buffer for inverted organic bulk hetero-junction solar cells," Organic Electronics, vol. 13, no. 8, pp. 1302-1307, 2012. [2012.08.01.]

6.    Yeon-Il Lee, Jun-Ho Youn, Mi-Sun Ryu, Jungho Kim, Hie-Tae Moon, Jin Jang , "Highly stable inverted poly (3-hexylthiophene):methano-fullerene [6,6]-phenyl C71-butyric acid methyl ester bulk heterojunction solar cell with thin oxide nano particle layer using solution process," Current Applied Physics, vol. 12, no. 6, pp. e46-e48, 2012. [2012.09.01]

7.    W. Lee, S.-Y. Lee, J. Kim, S. C. Kim, and B. Lee, "A numerical analysis of the effect of partially-coherent light in photovoltaic devices considering coherence length," Optics Express, vol. 20, no. 6, pp. A941-A953, 2012. [2012.11.06.]

8.    J. Kim, "Numerical study of multichannel gain and phase recovery dynamics of quantum-dot semiconductor optical amplifiers by solving coupled rate equations," Japanese Journal of Applied Physics, vol. 51, no. 2, 122801, 2012. [2012.12.01.]

9.    K.-Y. Kim, I.-M. Lee, J. Kim, J. Jung, and B. Lee, "Time reversal and the spin angular momentum of transverse-electric and transverse-magnetic surface modes," Physical Review A, vol. 86, no. 6, 063805, 2012. [2012.12.05.] 

2011

1.    J. Park, N. J. Kim, Y. D. Jang, E. G. Lee, J. M. Lee, J. S. Baek, J. H. Kim, H. S. Lee, K. J. Yee, D. Lee, S. H. Pyun, W. G. Jeong, and J. Kim, "Gain dynamics of an InAs/InGaAsP quantum dot semiconductor optical amplifier operating at 1.5 um," Applied Physics Letters, vol. 98, no. 1, 011107, 2011. [2011.01.05.]

2.    J. Kim, C. Meuer, D. Bimberg, and G. Eisenstein, "Influence of the pump wavelength on the gain and phase recovery of quantum-dot semiconductor optical amplifiers," Semiconductor Science and Technology, vol. 26, no. 1, 014007, 2011. [2011.01.12.]

3.    Y.-I. Lee, J.-H. Youn, M.-S. Ryu, J. Kim, J. Jang, and H.-T. Moon , "Degradation of poly(3-hexylthiophene): methano-fullerene [6,6]-phenyl-C71 butyric acid methyl ester bulk heterojunction solar cells and annealing effect on the degraded devices," Japanese Journal of Applied Physics, vol. 50, no. 1, 011601, 2011. [2011.01.20.]

4.    Y.-I. Lee, J.-H. Youn, M.-S. Ryu, J. Kim, H.-T. Moon, J. Jang, "Highly efficient inverted poly(3-hexylthiophene): Methano-fullerene [6,6]-phenyl C71-butyric acid methyl ester bulk heterojunction solar cell with Cs2CO3 and MoO3," Organic Electronics, vol. 12, no. 2, pp. 353-357, 2011. [2011.02.01.]

5.    K.-Y. Kim and J. Kim, "Origin of surface modes in nonconducting metamaterials: from the viewpoint of bound charges," Optics Letters, vol. 36, no. 20, pp. 4065-4067, 2011. [2011.10.12.]

6.    J. Kim and D. Ahn, "Effect of indirect interband absorption in Ge/SiGe quantum wells," Journal of Applied Physics, vol. 110, no. 8, 083119, 2011. [2011.10.31.]

7.    S. Jung, K.-Y. Kim, Y.-I. Lee, J.-H. Youn, H.-T. Moon, J. Jang, and J. Kim , "Optical modeling and analysis of organic solar cells with coherent multilayers and incoherent glass substrate using generalized transfer matrix method," Japanese Journal of Applied Physics, vol. 50, no. 12, 122301, 2011. [2011.11.17.]

8.    Y.-I. Lee, J.-H. Youn, M.-S. Ryu, J. Kim, H.-T. Moon, J. Jang, "Electrical properties of inverted poly(3-hexylthiophene): Methano-fullerene [6,6]-phenyl C71-butyric acid methyl ester bulk hetero-junction solar cell with Cs2CO3 and MoO3 layers," Solar Energy Materials and Solar Cells, vol. 95, no. 12, pp. 3276-3280, 2011. [2011.12.01.]

2010

1.    J. Kim, C. Meuer, D. Bimberg, and G. Eisenstein, "Numerical simulation of temporal and spectral variation of gain and phase recovery in quantum-dot semiconductor optical amplifiers," IEEE Journal of Quantum Electronics, vol. 46, no. 3, pp. 405-413, 2010. [2010.03.01.]

2.    J. H. Youn, Y. I. Lee, H. T. Moon, M. S. Ryu, J. Kim, and J. Jang, "Trap energy level of P3HT: PCBM-71 bulk heterojunction solar cells with PICTS (photo-induced current transient spectroscopy)," Current Applied Physics, vol. 10, no. 3, pp. S525-S527, 2010. [2010.05.18.]

3.    Y.-I. Lee, J.-H. Youn, M.-S. Ryu, J. Kim, J. Jang, and H. T. Moon, "Effect of illumination and annealing on electrical properties of indium tin oxide/poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)/(poly(3-hexylthiophene)/Al device," Journal of Applied Physics, vol. 108, no. 5, 054506, 2010. [2010.09.01.]

4.    K.-Y. Kim, J. Jung, and J. Kim, "Guiding principle of light waves through metamaterial layers," IEEE Photonics Technology Letters, vol. 22, no. 19, pp. 1382-1384, 2010. [2010.09.15.]

5.    J. Kim, C. Meuer, D. Bimberg, and G. Eisenstein, "Effect of inhomogeneous broadening on gain and phase recovery of quantum-dot semiconductor optical amplifiers," IEEE Journal of Quantum Electronics, vol. 46, no. 11, pp. 1670-1680, 2010. [2010.11.01.]

2009

1.    J. Kim, "Effect of free-carrier absorption on the carrier dynamics of quantum-dot semiconductor optical amplifiers," Journal of the Korean Physical Society, vol. 55, no. 2, pp. 512-516, 2009.

2.    C. Meuer, J. Kim M. Laemmlin, S. Liebich, G. Eisenstein, R. Bonk, T. Vallaitis, Jueg Leuthold, A. Kovsh, I. Krestnikov, and D. Bimberg, "High-speed small-signal cross-gain modulation in quantum-dot semiconductor optical amplifiers at 1.3 um," IEEE Journal of Selected Topics in Quantum Electronics, vol. 15, no. 3, pp. 749-756, 2009.

3.    J. Kim, M. Laemmlin, C. Meuer, S. Liebich, G. Eisenstein, A. R. Kovsh, S. S. Mikhrin, I. L. Krestnikov, and D. Bimberg, "Small-signal cross-gain modulation and crosstalk characteristics of quantum dot semiconductor optical amplifiers at 1.3 um," Physica Status Solidi (b), vol. 246, no. 4, pp. 864-867, 2009.

4.    J. Kim, M. Laemmlin, C. Meuer, D. Bimberg, and G. Eisenstein, "Theoretical and experimental study of high-speed small-signal cross-gain modulation of quantum-dot semiconductor optical amplifiers," IEEE Journal of Quantum Electronics, vol. 45, no. 3, pp. 240-248, 2009.

5.    J. Kim, C. Meuer, D. Bimberg, and G. Eisenstein, "Role of carrier reservoirs on the slow phase recovery of quantum dot semiconductor optical amplifiers," Applied Physics Letters, vol. 94, no. 4, 041112, 2009.

~ 2008

1.    C. Meuer, J. Kim, M. Laemmlin, S. Liebich, D. Bimberg, A. Capua, G. Eisenstein, R. Bonk, T. Vallaitis, J. Leuthold, A. R. Kovsh, and I. L. Krestnikov, "40 GHz small-signal cross-gain modulation in 1.3 um quantum dot semiconductor optical amplifiers," Applied Physics Letters, vol. 93, no. 5, 051110, 2008.

2.    J. Kim, M. Laemmlin, C. Meuer, D. Bimberg, and G. Eisenstein, "Static gain saturation model of quantum-dot semiconductor optical amplifiers," IEEE Journal of Quantum Electronics, vol. 42, no. 7, pp. 658-666, 2008.

3.    C. Meuer, J. Kim, M. Laemmlin, S. Liebich, A. Capua, G. Eisenstein, A. R. Kovsh, S. S. Mikhrin, I. L. Krestnikov, and D. Bimberg, "Static gain saturation in quantum dot semiconductor optical amplifiers," Optics Express, vol. 16, no. 11, pp. 8269-8279, 2008.

4.    J. Kim, P. K. Kondratko, S. L. Chuang, G. Walter, N. Holonyak, Jr., R. D. Heller, X. B. Zhang, and R. D. Dupuis, "Experimental demonstration of the polarization-dependent photon-mediated carrier redistribution in tunnelling injection InP quantum-dot lasers with external-grating feedback," Applied Physics Letters, vol. 90, no. 21, 211102, 2007.

5.    J. Kim and S. L. Chuang, "Small-signal cross-gain modulation of quantum-dot semiconductor optical amplifiers," IEEE Photonics Technology Letters, vol. 18, no. 23, pp. 2538-2540, 2006.

6.    J. Kim and S. L. Chuang, "Theoretical and experimental study of optical gain, refractive index change, and linewidth enhancement factor of p-doped quantum-dot lasers," IEEE Journal of Quantum Electronics, vol. 42, no. 9, pp. 942-952, 2006.

7.    J. Kim, H. Su, S. Minin, and S. L. Chuang, "Comparison of linewidth enhancement factor between p-doped and undoped quantum-dot lasers," IEEE Photonics Technology Letters, vol. 18, no. 9, pp. 1022-1024, 2006.

8.    J. Kim, P. K. Kondratko, S. L. Chuang, G. Walter, N. Holonyak, Jr., R. D. Heller, X. B. Zhang, and R. D. Dupuis, "Tunnelling injection quantum-dot lasers with polarization-dependent photon-mediated carrier re-distribution and gain narrowing," IEEE Journal of Quantum Electronics, vol. 41, no. 11, pp. 1369-1379, 2005.

9.    J. Kim, M. Lerttamrab, S. L. Chuang, C. Gmachl, D. L. Sivco, F. Capasso, and A. Y. Cho, "Theoretical and experimental study of optical gain and linewidth enhancement factor of type-I quantum-cascade lasers," IEEE Journal of Quantum Electronics, vol. 40, no. 12, pp. 1663-1674, 2004.

10.J. Kim, S. L. Chuang, P. C. Ku, and C. J. Chang-Hasnain, "Slow light using semiconductor quantum dots," Journal of Physics-Condensed Matter, vol. 16, pp. S3727-S3735, 2004.

11.C. J. Chang-Hasnain, P. C. Ku, J. Kim, and S. L. Chuang, "Variable optical buffer using slow light in semiconductor nanostructures," Proceedings of the IEEE, vol. 9, no. 11, pp. 1884-1897, 2003.

12.J. Kim, J. Park, S. Chung, N. Park, B. Lee, and K. Jeong, "Bidirectional wavelength add/drop multiplexer using two separate MUX and DEMUX pairs and reflection-type comb filters," Optics Communications, vol. 205, no. 4-6, pp. 321-327, 2002.

13.S. Chung, J. Kim, B.-A. Yu, and B. Lee, "A fiber Bragg grating sensor demodulation technique using a polarization maintaining fiber loop mirror," IEEE Photonics Technology Letters, vol. 13, no. 12, pp. 1343-1345, 2001.

14.J. Kim, H. Yoon, N. Park, and B. Lee, "Polarization-mode-dispersion compensator using a polarization beam splitter and quarter-wave plates," Applied Optics, vol. 40, no. 25, pp. 4473-4475, 2001.

15.S. Kim, J. Kim, and B. Lee, "Optical cross-connect structures for interleaved multiwavelength bidirectional ring networks," Electronics Letters, vol. 37, no. 18, pp. 1129-1130, 2001.

16.J. Kim and B. Lee, "Independently switchable bidirectional optical cross connects," IEEE Photonics Technology Letters, vol. 12, no. 6, pp. 693-695, 2000.

17.J. Kim and B. Lee, "Bidirectional wavelength add-drop multiplexer using multiport optical circulators and fiber Bragg gratings," IEEE Photonics Technology Letters, vol. 12, no. 5, pp. 561-563, 2000.

18.J. Kim, J. Jung, S. Kim, and B. Lee, "Reconfigurable optical cross-connect using WDM MUX/DEMUX pair and tunable fibre Bragg gratings," Electronics Letters, vol. 36, no. 1, pp. 67-68, 2000.