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Ma et al., 2011 - Google Patents

Optical simulation and optimization of ITO-free top-emitting white organic light-emitting devices for lighting or display

Ma et al., 2011

Document ID
13762362000031353398
Author
Ma J
Piao X
Liu J
Zhang L
Zhang T
Liu M
Li T
Xie W
Cui H
Publication year
Publication venue
Organic Electronics

External Links

Snippet

We present a simulation of the optical properties of ITO-free top-emitting white organic light- emitting devices (TEWOLEDs). Metals (Al, Ag, Mo, Cu, Au, Sm) are used as anode or cathode depending on their work functions. Besides, devices with 1D metallic–dielectric …
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    • H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
    • H01L51/52—Details of devices
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    • H01L27/32—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes [OLED]
    • H01L27/3206—Multi-colour light emission
    • H01L27/322—Multi-colour light emission using colour filters or colour changing media [CCM]
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    • H01L51/52—Details of devices
    • H01L51/5262—Arrangements for extracting light from the device
    • H01L51/5265—Arrangements for extracting light from the device comprising a resonant cavity structure, e.g. Bragg reflector pair
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    • H01L51/52—Details of devices
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    • H01L51/5278—Arrangements for extracting light from the device comprising a repetitive electroluminescent unit between one set of electrodes
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    • H01L27/3206—Multi-colour light emission
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    • H01L51/5012—Electroluminescent [EL] layer
    • H01L51/5036—Multi-colour light emission, e.g. colour tuning, polymer blend, stack of electroluminescent layers
    • H01L51/504—Stack of electroluminescent layers
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    • H01L2251/00—Indexing scheme relating to organic semiconductor devices covered by group H01L51/00
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    • H01L51/52—Details of devices
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    • H01L27/3204—OLEDs electrically connected in series
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    • H01L27/32—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including components using organic materials as the active part, or using a combination of organic materials with other materials as the active part with components specially adapted for light emission, e.g. flat-panel displays using organic light-emitting diodes [OLED]
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    • H01L2251/558—Thickness
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