| Title | : | Electrophosphorescent Polymers Based on Polyarylether Hosts |
| Author | : | Shiyang Shao |
| Language | : | en |
| Rating | : | 4.90 out of 5 stars |
| Type | : | PDF, ePub, Kindle |
| Uploaded | : | Apr 11, 2021 |
Read Online Electrophosphorescent Polymers Based on Polyarylether Hosts - Shiyang Shao file in PDF
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Highly efficient blue electrophosphorescent polymers with fluorinated poly(arylene ether phosphine oxide) as backbone by shao sy, ding jq, wang lx, jing xb and wang fs cite.
Classification of polymers based on their structure can be of three types: (i) linear polymers: these polymers are similar in structure to a long straight chain which.
Therefore, we review the recent progress of iridium complex-based electrophosphorescent polymers materials in this paper.
Xie 512 issn/0003 • sid 03 digest p-77: high efficiency polymer-based electrophosphorescent organic light-emitting diode zhiliang xie, chengfeng qiu, haiying chen, benzhong tang, man wong,.
Led to the saturated red-emitting electrophosphorescent polymer devices with the peak luminance based electrophosphorescent devices: physically or chemi-.
Zhen h, luo j, yang w et al (2007) novel light-emitting electrophosphorescent copolymers based on carbazole with an ir complex on the backbone.
Synthesis and characterization of yellow-emitting electrophosphorescent polymers based on a fluorinated poly (arylene ether phosphine oxide) scaffold.
Oled components include layers made of organic molecules or polymers. This light is created through a process called electrophosphorescence.
Blue/yellow electrophosphorescent polymers based on polyarylether hosts.
Sep 6, 2012 high-performance all-phosphorescent white polymer based on single polymer system.
Jan 27, 2010 could be a good host polymer for the electrophosphorescent device. Triphenylamine-based derivatives have been used in photoreceptor.
Polymer backbone so as to allow efficient energy transfer between polymer and phosphor and further to minimize ag-gregation and quenching of phosphorescence. Herein, we describe the controlled synthesis of such oligomers and polymers based on 9,9-dialkylfluorene repeat units in conjugation with bis-cyclometalated iridium(iii) acac complexes.
The synthesis of electrophosphorescent chelating polymers by suzuki polycondensation of a‐a‐ and b‐b‐type monomers is described, in which the fluorene‐ alt ‐carbazole (pfcz) segment is used as polymer backbone.
In early 2003, chen and coworkers reported electrophosphorescent polymers based on polyfluorene (pf) backbone with bis [2- (2′-benzothienyl) pridinato-n,c 3′ ] (acetylacetonato) ir complex [ (btp) 2 ir (acac)] as the pendant attached to the 9-carbon position of fluorene.
Iridium complex 13 and a conjugated polymer, polyfluorene, has been investigated in electrophosphorescent organic light-emitting diodes. Red-emitting phosphorescent iridium complexes based on the [ir(btp)2(acac)] fragment (where btp is 2-(2′-benzo[b]thienyl)pyridinato and acac is acetylacetonate) have been attached.
May 6, 2019 classification of polymers based on polymerization process video lecture from polymers chapter of chemistry class 12 for hsc, iit jee,.
We report the synthesis and photophysical study of a series of solution-processible phosphorescent iridium complexes. These comprise bis-cyclometalated iridium units [ir (ppy) 2 (acac)] or [ir (btp) 2 (acac)] where ppy is 2-phenylpyridinato, btp is 2- (2‘-benzo [ b ]thienyl)pyridinato, and acac is acetylacetonate.
Highly efficient organic blue electrophosphorescent devices based on 3 high -performance polymer-based electrophosphorescent light-emitting diodes.
Mar 4, 2013 (4) in this context, electrophosphorescent polymers, where the iridium self- assembled light-emitting polymers based on upy-functionalized.
Electroactive polymer artificial muscle - a polymer based generator? (pdf).
Blue electrophosphorescent organic light-emitting devices (pholeds) were fabricated by doping a phosphorescent iridium complex, bis[(4,6-difluorophenyl)pyridinato-n,c 2](picolinato)iridium(iii) (firpic) into a novel nonconjugated polymer, poly[(9,9-diethylfluoren-2,7-ylene)diphenylsilylene] (pf-si).
Of groups fabricated polymer-based electrophosphorescent devices (ppleds), combining the virtues of the high effi-ciency of electrophosphorescence with easy fabrication of polymer light-emitting devices. 7–12 both mixtures of host polymers with phosphorescent small molecules7,8,10 and phosphorescent polymers11,12 have been used as the emitting.
We have fabricated simple polymer electrophosphorescent light-emitting devices based on a single emitting layer containing a hole-transporting host polymer,.
Lecs are low-cost, easy fabrication lightening devices [16,36,37,38] based on a luminescent polymer mixed with mobile ionic species or intrinsically ionic transition-metal complexes. The introduction of the flexible chain ending with an ionic group [ 39 40 41 ] in the ligands made the metallated polymers compatible with an ionic medium.
These phosphorescence-based polymer light-emitting diodes (pleds) are significantly lower than for other reported phosphorescence-based pleds or organic.
Read electrophosphorescent polymers based on polyarylether hosts by shiyang shao available from rakuten kobo. This thesis introduces a series of novel, non-conjugated polyarylether hosts that are not subject to the triplet-energy.
Cence-based oleds is in principle three times concrete examples of non- conjugated pendant polymers that polymer electrophosphorescent devices.
The synthesis of electrophosphorescent chelating polymers by suzuki polycondensation of a-a- and b-b-type monomers is described, in which the fluorene-alt-carbazole (pfcz) segment is used as polymer backbone.
However, contrary to polymer-based devices, the vacuum deposition process enables the formation of well controlled, homogeneous films, and the construction of very complex multi-layer structures. This high flexibility in layer design, enabling distinct charge transport and charge blocking layers to be formed, is the main reason for the high.
A novel ir complex, (buphnppy)2ir(acac) with arylamine unit, was synthesized. 4% photons per electron at current density of 32 ma/cm2 and a maximum luminanc.
Increasing interest has been paid to carbazole-based polymers because of their well-known optical properties and hole transporting ability in organic light emitting.
A series of novel yellow-emitting electrophosphorescent polymers (phps) have been designed and synthesized by grafting a 2-(fluoren-2-yl)-1h-benzoimidazole ligand based iridium complex, (fbi)2ir.
Side-chain architectures of 2, 7-carbazole and quinoxaline-based polymers for high‐efficiency, electrophosphorescent polymers with porphyrin–platinum.
Green and red electrophosphorescent devices consisting of cabazole/triarylamine-based polymers doped with iridium complexes.
Heeger, nature (london), 397 (6718) (1999)414 7) highly efficient electrophosphorescent devices based on conjugated polymers doped with iridium complexes weiguo zhu, yueqi mo, min yuan, wei yang, yong cao* appl.
High efficiency electrophosphorescence has been achieved by using [ir (dpf) 3 ]‐doped polyvinylcarbazole/biphenyl‐1,3,4‐oxadiazole co‐polymers (see figure).
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