Full metadata record
DC Field | Value | Language |
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dc.contributor.author | Wang, Hui | - |
dc.contributor.author | Ryu, Jeong-Tak | - |
dc.contributor.author | Han, Yoon Soo | - |
dc.contributor.author | Kwon, Younghwan | - |
dc.date.available | 2017-07-11T07:16:44Z | - |
dc.date.created | 2017-04-10 | - |
dc.date.issued | 2009 | - |
dc.identifier.issn | 1542-1406 | - |
dc.identifier.uri | http://hdl.handle.net/20.500.11750/3561 | - |
dc.description.abstract | Phosphorescent OLEDs with the configuration of ITO/PEDOT/EML/HBL/Alq3/LiF/ Al were fabricated and their electroluminescent performance was investigated. Synthesized red phosphorescent iridium (III) bis(2-phenyl-isoquinoine) (2-acetyl-cyclohexane) (Ir-PIQCH) dopant and p{[N-(2-ethylhexyl)-3,6-bis(styryl) carbazole]-alt-[2,5-(4-biphenyl)-1,3,4-oxadiazole]} [P(CZ-OXD)] host were used as emitting layer in OLEDs. The devices showed red emission (max.EL about 660nm), similar with PL emission of Ir-PIQCH dopant. EL properties of the phosphorescent OLEDs were measured to investigate the effect of hole blocking layers such as 2-(4-biphenylyl)-5-(4-tert-butylphenyl)-1,3,4-oxadiazole (PBD), bathocuproine (BCP), and bis(2-methyl-8-quinolinate)-4-phenylphenolate (BAlq) on luminescence and color purity of the devices. It was found that Device 3 using BCP as HBL showed pure red emission with CIE coordinates value as (x=0.6673, y=0.3231), due to higher energy barrier (1.03eV) between P(CZ-OXD) host polymer and hole blocking BCP. | - |
dc.publisher | Taylor and Francis Ltd. | - |
dc.title | Red Phosphorescent Dopant/Polymeric Host System as an Emitting Layer: Effect of Hole Blocking Materials | - |
dc.type | Article | - |
dc.identifier.doi | 10.1080/15421400802618489 | - |
dc.identifier.wosid | 000263648300003 | - |
dc.identifier.scopusid | 2-s2.0-61449181222 | - |
dc.identifier.bibliographicCitation | Molecular Crystals and Liquid Crystals, v.499, pp.340 - 347 | - |
dc.subject.keywordAuthor | dopant | - |
dc.subject.keywordAuthor | hole blocking layer | - |
dc.subject.keywordAuthor | phosphorescent OLEDs | - |
dc.subject.keywordAuthor | polymeric host | - |
dc.subject.keywordPlus | Bathocuproine | - |
dc.subject.keywordPlus | CIE Coordinates | - |
dc.subject.keywordPlus | Color Purities | - |
dc.subject.keywordPlus | Conjugated Polymers | - |
dc.subject.keywordPlus | DEVICES | - |
dc.subject.keywordPlus | Diodes | - |
dc.subject.keywordPlus | Dopant | - |
dc.subject.keywordPlus | Efficiency | - |
dc.subject.keywordPlus | Electroluminescence | - |
dc.subject.keywordPlus | emISSION | - |
dc.subject.keywordPlus | emitting Layers | - |
dc.subject.keywordPlus | ENERGY-TRANSFER | - |
dc.subject.keywordPlus | FLUOROPHORES | - |
dc.subject.keywordPlus | Higher-Energy Barriers | - |
dc.subject.keywordPlus | Hole-Blocking | - |
dc.subject.keywordPlus | Hole Blocking Layer | - |
dc.subject.keywordPlus | Host Polymers | - |
dc.subject.keywordPlus | Iridium | - |
dc.subject.keywordPlus | Iridium Compounds | - |
dc.subject.keywordPlus | Light emission | - |
dc.subject.keywordPlus | Oxadiazole | - |
dc.subject.keywordPlus | Phosphorescence | - |
dc.subject.keywordPlus | Phosphorescent Oleds | - |
dc.subject.keywordPlus | Pl emissions | - |
dc.subject.keywordPlus | POLY(ARYL ETHER)S | - |
dc.subject.keywordPlus | Polymeric Host | - |
dc.subject.keywordPlus | Polymers | - |
dc.subject.keywordPlus | Quinolinate | - |
dc.subject.keywordPlus | Red emissions | - |
dc.citation.endPage | 347 | - |
dc.citation.startPage | 340 | - |
dc.citation.title | Molecular Crystals and Liquid Crystals | - |
dc.citation.volume | 499 | - |
dc.description.journalRegisteredClass | scopus | - |
dc.relation.journalResearchArea | Chemistry; Crystallography; Materials Science | - |
dc.relation.journalWebOfScienceCategory | Chemistry, Multidisciplinary; Crystallography; Materials Science, Multidisciplinary | - |
dc.type.docType | Article | - |
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