High‐Performance Circularly Polarized Electroluminescence with Simultaneous Narrowband Emission, High Efficiency, and Large Dissymmetry Factor
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202109147
Abstract: Organic light‐emitting diodes (OLEDs) that can simultaneously achieve narrowband emission, high efficiency, and circularly polarized luminescence remain a formidable challenge. In this study, a simple strategy is developed to address this challenge. A chiral exciplex‐forming… read more here.
Keywords: electroluminescence; high efficiency; narrowband emission; emission high ... See more keywords
Direct Observation of Spin States Involved in Organic Electroluminescence Based on Thermally Activated Delayed Fluorescence
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Optical Materials"
DOI: 10.1002/adom.201600926
Abstract: (1 of 5) 1600926 TADF occurs in inter-[8,9] and intramolecular material systems.[4,6,10,11] In both cases, the wavefunction overlap of the two particles forming the emissive state defines the energetic difference between the singlet and triplet… read more here.
Keywords: spin states; electroluminescence; spin; magnetic field ... See more keywords
Enhanced Electroluminescence from ZnO Quantum Dot Light-Emitting Diodes via Introducing Al2O3 Retarding Layer and Ag@ZnO Hybrid Nanodots
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Optical Materials"
DOI: 10.1002/adom.201700493
Abstract: Short-wavelength light-emitting diodes (LEDs), a prevalent research topic in modern optoelectronics, have attracted considerable attention in recent years because of their vast application potential in both civil and military domains. Herein, blue-violet LEDs are constructed… read more here.
Keywords: quantum; layer; zno; electroluminescence ... See more keywords
Review on the Electroluminescence Study of Lanthanide Complexes
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DOI: 10.1002/adom.201801256
Abstract: Thanks to their characteristic photophysical properties, lanthanide complexes are of great value in many fields. Especially, high‐purity green and red lights from Tb(III) and Eu(III) complexes are particularly suitable for displays, and near‐infrared (NIR) emissions… read more here.
Keywords: electroluminescence study; iii iii; electroluminescence; lanthanide complexes ... See more keywords
Photo and electroluminescence of a platinum porphyrin doping of complexes with two metal cores
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-017-6759-z
Abstract: In this paper, four new complexes with two metal cores [2Sm, 2Sn, 2Zn and 2Pb] were prepared and utilized as host material in in the electroluminescence (EL) devices. Devices with two metal cores and with… read more here.
Keywords: 2sm 2sn; two metal; complexes two; electroluminescence ... See more keywords
Monoradically luminescent polymers by a super acid-catalyzed polymerization and deep-red electroluminescence
Sign Up to like & getrecommendations! Published in 2020 at "Science China Chemistry"
DOI: 10.1007/s11426-020-9778-9
Abstract: Luminescent radicals have received great attention recently due to their idiographic luminescent properties and potential 100% utilization efficiency of doublets under electrical excitation. However, luminescent radical polymers are rarely explored owing to their challenging molecular… read more here.
Keywords: super acid; electroluminescence; acid catalyzed; catalyzed polymerization ... See more keywords
Synthesis, photophysical, electrochemical and electroluminescence studies of red emitting phosphorescent Ir(III) heteroleptic complexes
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Chemical Sciences"
DOI: 10.1007/s12039-017-1350-y
Abstract: Five heteroleptic, cyclometalated (C$$^{\wedge }$$∧N) Iridium(III) complexes of acetylacetone (acac) and 1-phenyl-isoquinoline (piq) derivatives, Ir(acac)(piq)$$_{2}$$2, Ir(acac)(2,4-difluoro-piq)$$_{2}$$2, Ir(acac)(4-trifluoromethyl-piq)$$_{2}$$2, Ir(acac)(4-N,N-dimethyl-piq)$$_{2}$$2, Ir(acac)(4-acetyl-piq)$$_{2}$$2, were synthesized and characterized. The ($$\text {C}^{{\wedge }}\text {N})_{2}$$C∧N)2Ir(acac) complexes in toluene showed phosphorescence ($$\uplambda _{\max… read more here.
Keywords: iii; electroluminescence; photophysical electrochemical; piq acac ... See more keywords
Electroluminescence-based quality characterization of quantum wells for solar cell applications
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DOI: 10.1016/j.jcrysgro.2016.10.056
Abstract: Abstract Material quality is a critical factor which determines the performance, particularly the open-circuit voltage, of multiple quantum well (MQW) solar cells. In this study, we report an electroluminescence-based characterization technique for evaluating luminescence efficiency… read more here.
Keywords: quality; quantum; electroluminescence based; electroluminescence ... See more keywords
A series of new luminescent non-planar 1,8-naphthyridine derivatives giving coloured and close-to-white electroluminescence spectra
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2016.09.027
Abstract: Abstract We report a synthesis of 37 new 1,8-naphthyridine based compounds having a non-planar bicyclic moiety (bicyclo[3.3.1]nonane, bicyclo[3.3.0]octane and camphor). We measured energetic characteristics (EHOMO=[−5.9; −5.4] eV, ELUMO=[−3.4; −2.4] eV and Eg_opt=[2.3; 3] eV), tested photoluminescence (PL) properties… read more here.
Keywords: luminescent non; non planar; electroluminescence; new luminescent ... See more keywords
Study on the electroluminescence properties of the p-NiMgO:Li/MgO/n-ZnO nanowires/ITO heterojunction
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2017.03.060
Abstract: Abstract We fabricated a p-NiMgO:Li/MgO/n-ZnO NWs/ITO heterojunction device and studied its electroluminescence characteristics. Emission from n-ZnO was observed under forward biases. Significantly the random lasing was achieved. Besides, to investigate the characteristics of NiMgO:Li material,… read more here.
Keywords: ito heterojunction; nimgo mgo; zno; electroluminescence ... See more keywords
Electrical and electroluminescence properties of Ca0.6Sr0.4TiO3:Pr thin film: Anomalous current and luminance relaxation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2018.04.023
Abstract: Abstract An electroluminescent device composed of In2O3:Sn electrode, Ca0.6Sr0.4TiO3:Pr red phosphor with the emission peak at 613 nm, and SnO2:Sb electrode thin films is prepared using a sol-gel and firing method. The electrical and electroluminescence properties… read more here.
Keywords: ca0 6sr0; 6sr0 4tio3; electrical electroluminescence; electroluminescence ... See more keywords