[PDF] Top 20 Improved hole-injection and power efficiency of organic light-emitting diodes using an ultrathin Li-doped ZnO buffer layer
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Improved hole-injection and power efficiency of organic light-emitting diodes using an ultrathin Li-doped ZnO buffer layer
... performance of the hole-injection process. 6 Recently, the insertion of metal oxides with a high work function and the formation of a metal-doped indium tin oxide ... See full document
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Improved performance of organic light-emitting diodes using a metal-phthalocyanine hole-injection layer
... Influence of the MPc layers on ...J-V and L-V characteristics of the devices with the inserted MPc layers are shown in ...3a and b, respectively. The turn-on voltage of the devices is ... See full document
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Vanadium-doped indium tin oxide as hole-injection layer in organic light-emitting devices
... 2005兲 Organic light-emitting devices were fabricated by using vanadium-doped indium tin oxide 共ITO兲 as the hole-injection layers between the hole transport ... See full document
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Hole injection and efficiency droop improvement in InGaN/GaN light-emitting diodes by band-engineered electron blocking layer
... energy and enhance the quality of our building environments, espe- cially refers to GaN-based light-emitting diodes ...high power application of solid-state lighting, LEDs ... See full document
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Improved efficiency of blue phosphorescence organic light-emitting diodes with irregular stepwise-doping emitting layers
... the hole-injection layer (HIL), and 5% Cs 2 CO 3 -doped BPhen works as an electron-injection layer ...HTL and an electron-blocking layer (EBL), ... See full document
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The Other Crucial Factor Dominates the Holes Injection Efficiency of Ultra-thin Anode Buffer Layer on Organic Light Emitting Devices
... Multilayer organic light-emitting diodes (OLEDs) have been considered as promising candidates for light-weight, fast-response, full-color displays ever since Tang and Van Slyke ... See full document
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Power Efficiency Improvement of White Phosphorescent Organic Light-Emitting Diode with Thin Double-Emitting Layers and Hole-Trapping Mechanism
... voltage of blue phosphorescent organic light-emitting diodes (PHOLEDs) by using a thin double-emission ...A hole transport-type host (TCTA) is inserted between the ... See full document
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Highly power efficient organic light-emitting diodes with a p-doping layer
... structure of 2-TNATA: WO 3 / NPB/ Alq 3 / lithium fluoride 共LiF兲/Al was deposited on the ITO substrate by resistive heating with thicknesses of 100, 10, 60, 1, and 150 nm for 2-TNATA: WO 3 , NPB, Alq ... See full document
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Lithium manganese oxide as an effective buffer layer between organic and metal layers in organic light-emitting devices
... voltages and to balance the hole and electron injections to achieve high quantum ...electron injection, several cathode materials have been ...cathode and was introduced by Tang ... See full document
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Effects of metal-doped indium-tin-oxide buffer layers in organic light-emitting devices
... The hole injection at the anode can be adjusted by using different surface treatments as well as by inserting a buffer layer between the ITO and the ...thin layer ... See full document
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Controlling hole-transport in aluminum tris (8-hydroxyquinoline), Alq(3)-based organic light emitting diodes to improve the device lifetime by an oxidized transport layer
... development of hole transport layers 共HTL兲 for OLEDs has proceeded in two related but appar- ently contradictory ...the injection barriers at device inter- faces in order to facilitate hole ... See full document
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Voltage Reduction and Lifetime Elongation of Organic Light-Emitting Diodes Using Photopolymerization for Fluorizated Polyxylylene Hole Injection Layer
... Department of Photonics Engineering, Yuan Ze University, Chungli 32003, Taiwan, ...a hole injection layer of an organic light-emitting diode (OLED), ... See full document
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Effects of hole injection layer thickness on the luminescent properties of white organic light-emitting diodes
... Department of Electrical Engineering, National Chung-Cheng University, Ming-Hsiung, Chia-Yi 621, Taiwan, ROC b Department of Electronic Engineering, National Chiao-Tung University, Hsinchu 300, Taiwan, ROC ... See full document
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Enhanced efficiency of GaN-based light-emitting diodes with periodic textured Ga-doped ZnO transparent contact layer
... development of high-efficiency InGaN light- emitting diodes 共LEDs兲 is considered one of the most impor- tant topics in the area of solid-state ...the efficiency ... See full document
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The Other Crucial Factor Dominates the Holes Injection Efficiency of Ultra-thin Anode Buffer Layer on Organic Light Emitting Devices
... * and Po-Ching Kao ** *Department of Electrical Engineering, National Cheng Kung University, Tainan 70101, Taiwan **Department of Applied Physics, National Chiayi University, Chiayi 60004, Taiwan In ... See full document
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Improved efficiency of perovskite solar cells based on Ni-doped ZnO nanorod arrays and Li salt-doped P3HT layer for charge collection
... hybrid organic–inorganic alkylammonium lead halides as light absorbers have attracted much attention recently because of superb photovoltaic performance, solution process, and low-cost ... See full document
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Achieving high-efficiency non-doped blue organic light-emitting diodes: charge-balance control of bipolar blue fluorescent materials with reduced hole-mobility
... variation of LUMO energy levels of the three blue emitters is not negligible and the variation can be as high as ...level and it is the nearest one to the LUMO energy level of BCP or ... See full document
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Structural and optical characterizations of GaN-based green light-emitting diodes growth using TiN buffer layer
... Department of Photonics,National Chiao Tung ...structural and optical characterizations of the growth of GaN-based green light- emitting diodes using a TiN ... See full document
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Hole Injection and Electron Overflow Improvement in 365 nm Light-Emitting Diodes by Band-Engineering Electron Blocking Layer
... Department of Electrical Engineering, Institute of Microelectronics, National Cheng Kung University, Tainan 70101, Taiwan, ...theoretical and experimental study on the device performance of ... See full document
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Improved Light Output Power of GaN-Based Light-Emitting Diodes Using Double Photonic Quasi-Crystal Patterns
... influence of the PQC structure on the devices, we also measured the light output radiation patterns of the compared LEDs packaged in TO cans at a driving current of 20 mA, as shown in ...data ... See full document
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