Özet
Applying thienothiophenes (TT) as a linker, a bulky bifunctional thienothiophene, TT-TPA-TPE3, possessing triphenylamine (TPA) and tetraphenylethylene (TPE) units, was designed, synthesized, and fully characterized. Its optical and electronic properties were explained by UV-Vis spectroscopy, cyclic voltammetry (CV) and Aggregation-Induced Emission (AIE) study. TT-TPA-TPE3 exhibited positive solvatochromism in the range of solvent polarities from DMF to toluene, displaying emissions from yellowish to bluish between 480–525 nm. Utilizing TT-TPA-TPE3 as a hole-transporting layer, its organic light emitting devices (OLEDs) were fabricated and their performances were investigated. The synthesized emitter exhibited green and blue emissions in device applications. A mega Stoke's shift of 114 nm in THF and a large Stoke's shift of 78 nm on ITO were observed. A maximum luminance of 580 cd m−2 and a turn-on voltage of 7.01 V were obtained, indicating that TT-TPA-TPE3 has a good hole-transporting ability.
| Orijinal dil | İngilizce |
|---|---|
| Sayfa (başlangıç-bitiş) | 13091-13098 |
| Sayfa sayısı | 8 |
| Dergi | ChemistrySelect |
| Hacim | 5 |
| Basın numarası | 42 |
| DOI'lar | |
| Yayın durumu | Yayınlandı - 13 Kas 2020 |
Bibliyografik not
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Finansman
. We thank Higher Education Council of Turkey (YOK) and TUBITAK grants to Recep Isci (PhD, 100/2000 YOK and 2211A BIDEP/TUBITAK) and Unsped Global Lojistik, Turkey, for financial support. We thank Bariscan Tahaoglu for his help in lab work
| Finansörler | Finansör numarası |
|---|---|
| Higher Education Council of Turkey | |
| YOK | 2211A BIDEP/TUBITAK |
Parmak izi
A Bifunctional Bulky Thienothiophene Derivative; Synthesis, Electronic-Optical Properties and OLED Applications' araştırma başlıklarına git. Birlikte benzersiz bir parmak izi oluştururlar.Alıntı Yap
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