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Chao-Hsun Wang
at National Yang Ming Chiao Tung Univ.
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Publications (3)
Proceedings Article | 24 September 2011 Paper
Efficiency droop improvement in GaN-based light emitting diodes by graded-composition electron blocking layer
C. H. Wang, S. P. Chang, W. T. Chang, J. C. Li, H. C. Kuo, T. C. Lu, S. C. Wang
Proceedings Volume 8123, 81231D (2011) https://doi.org/10.1117/12.892997
KEYWORDS: Light emitting diodes, Electron beam lithography, Aluminum, Gallium nitride, Electron transport, Polarization, Chemical vapor deposition, Solid state lighting, Internal quantum efficiency, Metalorganic chemical vapor deposition
Proceedings Article | 9 February 2011 Paper
Improvement in efficiency droop of GaN-based light-emitting diodes by optimization of active regions
Proceedings Volume 7954, 795408 (2011) https://doi.org/10.1117/12.874935
KEYWORDS: Light emitting diodes, Quantum wells, Electroluminescence, Gallium nitride, Surface plasmons, Electrons, Polarization, Quantum efficiency, Transmission electron microscopy, Dielectric polarization
Proceedings Article | 17 March 2010 Paper
Output power enhancement of light-emitting diodes with defect passivation layer
Ming-Hua Lo, Po-Min Tu, Yuh-Jen Cheng, Chao-Hsun Wang, Cheng-Wei Hung, Shih-Chieh Hsu, Hao-Chung Kuo, Hsiao-Wen Zan, Shing-Chung Wang, Chun-Yen Chang, Che-Ming Liu
Proceedings Volume 7602, 76021X (2010) https://doi.org/10.1117/12.841513
KEYWORDS: Etching, Silica, Light emitting diodes, Gallium nitride, Optical lithography, Scanning electron microscopy, Transmission electron microscopy, Chemical mechanical planarization, Crystals, Photomasks
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