Spectroscopy and Spectral Analysis, Volume. 40, Issue 12, 3711(2020)
The Emissive Mechanism of C545T Thin Layer at the Exciplex and Non-Exciplex Interfaces
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Fig. 1. The diagram of energy level in the devices
Anode: ITO/MoO3; Cathode: LiF/Al
Fig. 4. Luminance & current density (CD)-voltage curves of the devices based on 3DTAPBP/TPBi exciplex. Inset: current efficiency-current density plots
Fig. 5. EL (spectra) of exciplex-based-devices with various thicknesses of C545T and PL spectrum of 10 nm C545T
Fig. 6. Luminance & current density (CD)-voltage curves of CBP/TPBi non-exciplex-based devices. Inset: current efficiency-current density plots
Fig. 7. Excitation spectrum of C545T film and PL spectra of 3DTAPBP/TPBi and CBP/TPBi films
Fig. 8. The process of energy transfer (a) and direct charge trapping (b)
Table 1. The names of organic materials described in the text
View tableView in ArticleTable 1. The names of organic materials described in the text
简称 全称 m-MTDATA 4,4’,4”-tri[3-methylphenyl(phenyl) ami-no]triphenylamine 3TPYMB tris-[3-(3-pyridyl)mesityl] borane Ir(ppy)2acac Bis(2-phenylpyridine)iridium (Ⅲ) acetylacetonate FIrpic Bis (3,5-difluoro-2-(2-pyridyl) phenyl-(2-carboxypyridyl) iridium (Ⅲ) C545T 2,3,6,7-Tetrahydro-1,1,7,7,-tetramethyl-1H,5H,11H-10-(2-benzothiazolyl)quinolizino[9,9a,1gh] coumarin DACT-Ⅱ 9-[4-(4,6-diphenyl-1,3,5-triazin-2-yl)phenyl]-N,N,N',N'-tetraphenyl-9H-carbazole-3,6-diamine TCTA 4,4’,4”-tris (N-carbazolyl)-triphenylamine B3PYMPM 4,6-Bis(3,5-di-3-pyridylphenyl)-2-methylpyrimidine 3DTAPBP 2,2’-Bis(3-(N,N-di-p-tolylamino) phenyl) biphenyl CBP 4,4’-bis(N-carbazolyl)-2,2’-biphenyl TPBi 1,3,5-tris(1-phenyl-1H-benzimidazol-2-yl) benzene
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Yuan ZHAO, Zhao-yue LÜ, Jian DENG, Guo-qing ZENG. The Emissive Mechanism of C545T Thin Layer at the Exciplex and Non-Exciplex Interfaces[J]. Spectroscopy and Spectral Analysis, 2020, 40(12): 3711
Paper Information
Category: Research Articles
Received: Sep. 27, 2019
Accepted: --
Published Online: Jun. 18, 2021
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