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Effect of type-II quantum well of m-MTDATA /a-NPD on the performance of green organic light emitting diodes
Cited 10 time in
Web of Science
Cited 11 time in Scopus
- Authors
- Issue Date
- 2009
- Publisher
- Elsevier
- Citation
- Microelectron. J. 40 (2009) 63
- Keywords
- Quantum well ; Carrier injection ; OLEDs ; Efficiency
- Abstract
- The type-IImultiplequantumwell(MQW)structureispreparedandintroducedintogreenorganic
green light-emittingdiodesconsistingof4,40-bis-[N-(naphthyl)-N-phenyl-amino]biphenyl(a-NPD) and
tris-(8-hydroxyquinolinato)-aluminum(Alq3). Thequantumwell(QW)andwallarefabricatedby
4,40,400-tris-(3-methylphenylphenylamino)triphenylamine(m-MTDATA)and a-NPD, respectively.The
deviceperformanceofMQWorganiclight-emittingdiodes(OLEDs)hasbeenimproved;theluminous
efficiencyby25%andpowerefficiencyby17%comparedwiththereferencedevice.Theperformance
improvementcanbeexplainedbytheincreasedelectron–holebalanceinthedeviceduetothehole
confinementintheQWstructure.
- ISSN
- 0026-2692
- Language
- English
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