Prof. Kyu-Sang Kim Profile

Prof. Kyu-Sang Kim

at Sangji Univ

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Publications (2)

Proceedings Article | 13 March 2015 Paper

Nonradiative recombination mechanisms in InGaN/GaN light-emitting diodes analyzed by various device characterization techniques

Dong-Soo Shin, Dong-Pyo Han, Dong-Guang Zheng, Chan-Hyoung Oh, Hyun-Sung Kim, Kyu-Sang Kim, Jong-In Shim

Proceedings Volume 9363, 93632H (2015) https://doi.org/10.1117/12.2078970

KEYWORDS: Light emitting diodes, External quantum efficiency, Quantum wells, Electroluminescence, Electrons, Gallium nitride, Blue light emitting diodes, General lighting, Crystals, Standards development

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Proceedings Article | 8 March 2014 Paper

Low temperature studies of the efficiency droop in InGaN-based light-emitting diodes

Jong-In Shim, Hyunsung Kim, Dong-Pyo Han, Dong-Soo Shin, Kyu Sang Kim

Proceedings Volume 8986, 89861S (2014) https://doi.org/10.1117/12.2037986

KEYWORDS: Light emitting diodes, Quantum wells, Electroluminescence, Cryogenics, Electrons, Green light emitting diodes, Internal quantum efficiency, Quantum efficiency, External quantum efficiency, Semiconductor lasers

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