Liu et al., 2023 - Google Patents
Efficient narrow green organic light-emitting diodes with low efficiency roll-offs based on iridium (iii) complexes containing indolo [3, 2, 1-jk] carbazole and pyrimidine …Liu et al., 2023
- Document ID
- 1845278626575041779
- Author
- Liu Q
- Yuan L
- Liao X
- Zhong X
- Ni H
- Wang Y
- Zhao Y
- Zheng Y
- Publication year
- Publication venue
- Materials Chemistry Frontiers
External Links
Snippet
In this work, two iridium (III) complexes,(2-pymICz) 2Ir (tmd) and (4-pymICz) 2Ir (tmd), using 2- (pyrimidine-2-yl) indolo [3, 2, 1-jk] carbazole (2-pymICz) and 2-(6-(methyl) pyrimidine-4-yl) indolo [3, 2, 1-jk] carbazole (4-pymICz) as the main ligands, which incorporate the rigid …
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- C—CHEMISTRY; METALLURGY
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- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1025—Heterocyclic compounds characterised by ligands
- C09K2211/1044—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms
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- H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
- H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
- H01L51/0077—Coordination compounds, e.g. porphyrin
- H01L51/0084—Transition metal complexes, e.g. Ru(II)polypyridine complexes
- H01L51/0085—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising Iridium
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- H01L51/00—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof
- H01L51/50—Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes [OLED] or polymer light emitting devices [PLED];
- H01L51/5012—Electroluminescent [EL] layer
- H01L51/5016—Triplet emission
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- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic System
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic System compounds of the platinum group
- C07F15/0033—Iridium compounds
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- H01L51/0032—Selection of organic semiconducting materials, e.g. organic light sensitive or organic light emitting materials
- H01L51/005—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene
- H01L51/0062—Macromolecular systems with low molecular weight, e.g. cyanine dyes, coumarine dyes, tetrathiafulvalene aromatic compounds comprising a hetero atom, e.g.: N,P,S
- H01L51/0071—Polycyclic condensed heteroaromatic hydrocarbons
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