Prof. Ho Jung Chang Profile

Prof. Ho Jung Chang

at Dankook Univ

SPIE Involvement:

Author

Publications (4)

SPIE Journal Paper | 1 October 2009

Preparation and characterization of phosphorescence organic light-emitting diodes using poly-vinylcarbazole: tris(2-phenylpyridine) iridium(III) emission layer

Hak Min Lee, Seung Jun Baek, Su Cheol Gong, Chang Duk Jeon, Jin Eun Choi, Hyung Ho Park, Hyeongtag Jeon, Young Chul Chang, Ho Jung Chang

OE Vol. 48 Issue 10

KEYWORDS: Organic light emitting diodes, Phosphorescence, Energy transfer, Polymers, Excitons, Optical engineering, Light emitting diodes, Electrodes, Quantum efficiency, Absorption

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Proceedings Article | 27 August 2009 Paper

Preparation and characterization of white phosphorescence polymer light emitting diodes

Hak Min Lee, Su Choel Gong, Chang Duk Jun, Jin Eun Choi, Young Chul Chang, Ho Jung Chang

Proc. SPIE. 7415, Organic Light Emitting Materials and Devices XIII

KEYWORDS: Light emitting diodes, Optical properties, Electrodes, Organic light emitting diodes, Polymers, Energy transfer, Coating, Doping, Phosphorescence, Absorption

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Proceedings Article | 17 February 2009 Paper

Preparation and characterization of phosphorescence organic light emitting diodes using PVK:Ir(ppy)3 emission layer

Hak Min Lee, Su Cheol Gong, Ji Geun Chang, Sang Ouk Ryu, Myoung Sun Gong, Jun Yeop Lee, Young Chul Chang, Ho Jung Chang

Proc. SPIE. 7213, Organic Photonic Materials and Devices XI

KEYWORDS: Light emitting diodes, Optical properties, Electrodes, Organic light emitting diodes, Polymers, Energy transfer, Doping, Phosphorescence, Excitons, Absorption

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Proceedings Article | 12 February 2009 Paper

Properties of organic-inorganic hybrid thin film transistors with ZnO active layer on PES substrates

Su Cheol Gong, Byung Chul Yoo, Ik Sub Shin, Hyungtag Jeon, Hyung-Ho Park, Ho Jung Chang

Proc. SPIE. 7217, Zinc Oxide Materials and Devices IV

KEYWORDS: Thin films, Switching, Electrodes, Dielectrics, Capacitance, Atomic layer deposition, Transistors, Photoemission spectroscopy, Zinc oxide, Temperature metrology

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