Strongly Coupled Tin-Halide Perovskites to Modulate Light Emission: Tunable 550-640 nm Light Emission (FWHM 36-80 nm) with a Quantum Yield of up to 6.4.
Sign Up to like & getrecommendations! Published in 2018 at "Advanced materials"
DOI: 10.1002/adma.201706592
Abstract: Colloidal perovskite quantum dots represent one of the most promising materials for applications in solar cells and photoluminescences. These devices require a low density of crystal defects and a high yield of photogenerated carriers, which… read more here.
Keywords: light emission; tin halide; yield; quantum yield ... See more keywords
Multiexciton Generation from a 2D Organic–Inorganic Hybrid Perovskite with Nearly 200% Quantum Yield of Red Phosphorescence
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Materials"
DOI: 10.1002/adma.202211992
Abstract: 2D organic–inorganic hybrid perovskites (OIHPs) show obvious advantages in the field of optoelectronics due to their high luminescent stability and good solution processability. However, the thermal quenching and self‐absorption of excitons caused by the strong… read more here.
Keywords: inorganic hybrid; quantum yield; organic inorganic; 200 quantum ... See more keywords
Pressure‐Induced Indirect‐Direct Bandgap Transition of CsPbBr3 Single Crystal and Its Effect on Photoluminescence Quantum Yield
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Science"
DOI: 10.1002/advs.202201554
Abstract: Despite extensive study, the bandgap characteristics of lead halide perovskites are not well understood. Usually, these materials are considered as direct bandgap semiconductors, while their photoluminescence quantum yield (PLQY) is very low in the solid… read more here.
Keywords: direct bandgap; bandgap; quantum yield; pressure ... See more keywords
Fluorescence Quantum Yield Determination of Propylparaben Using Flow Injection Spectroscopy
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Fluorescence"
DOI: 10.1007/s10895-018-2302-8
Abstract: The determination of the fluorescence quantum yield of Propylparaben is introduced and applied to L-tyrosine as a standard by a new approach that can be applied to the pharmaceutical compound utilised in this study. The… read more here.
Keywords: propylparaben; fluorescence quantum; yield; spectroscopy ... See more keywords
N, S co-doped carbon dots with high quantum yield: tunable fluorescence in liquid/solid and extensible applications
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Nanoparticle Research"
DOI: 10.1007/s11051-017-3914-7
Abstract: AbstractA set of the highly fluorescent N, S co-doped carbon dots (NSCDs) were prepared through one-step hydrothermal synthesis at different temperature with citric acid as the carbon source and cysteamine as the N, S source.… read more here.
Keywords: tunable fluorescence; doped carbon; carbon; fluorescence ... See more keywords
Giant enhancement of photoluminescence quantum yield in 2D perovskite thin microplates by graphene encapsulation
Sign Up to like & getrecommendations! Published in 2020 at "Nano Research"
DOI: 10.1007/s12274-020-2971-x
Abstract: The optoelectronic performances of the layered materials are strongly dependent on the thickness of the samples due to the surface effect. As the size of the samples decreases to few nanometers, the surface depletion field… read more here.
Keywords: perovskite thin; quantum yield; thin microplates; photoluminescence quantum ... See more keywords
Non-doped and non-modified carbon dots with high quantum yield for the chemosensing of uric acid and living cell imaging.
Sign Up to like & getrecommendations! Published in 2022 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2022.339571
Abstract: Carbon dots without heteroatoms-doping and surface modifications were designed to be a novel chemosensing strategy on the quantitative detection of uric acid (UA) with the aid of uricase-induced enzymatic reaction and Fenton reaction. In this… read more here.
Keywords: carbon; high quantum; quantum yield; carbon dots ... See more keywords
How to measure quantum yield of hydroxyl radical during photolysis of natural Fe(III) carboxylates?
Sign Up to like & getrecommendations! Published in 2022 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2022.134237
Abstract: The efficiency of oxidative species generation is one of the crucial parameters for the application of any system based on advanced oxidation processes (AOPs). This paper presents an approach to the correct determination of quantum… read more here.
Keywords: natural iii; photolysis natural; hydroxyl radical; quantum yield ... See more keywords
A simple 2,6-diphenylpyridine-based fluorescence “turn-on” chemosensor for Ag+ with a high luminescence quantum yield
Sign Up to like & getrecommendations! Published in 2017 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2017.02.028
Abstract: Abstract A sensitive and simple 2,6-diphenylpyridine-based receptor servered as a “turn-on” fluorescent chemosensor was designed and synthesized for selectively sensing Ag+ ions in aqueous media with an anomalously quantum yield. The probe exhibits high selectivity… read more here.
Keywords: luminescence quantum; diphenylpyridine based; simple diphenylpyridine; yield ... See more keywords
Unveiling the relationship between the phosphorescent quantum yield and structural modification to construct high-performance Pt(II) complex
Sign Up to like & getrecommendations! Published in 2020 at "Inorganica Chimica Acta"
DOI: 10.1016/j.ica.2020.119861
Abstract: Abstract The rigidity of the geometric structure between singlet states and triplet states is an essential factor in determining the phosphorescent quantum yield of the organometallic complexes. In this work, using NHC-platinum(II)-bdiketonate ([Pt(C^C*)(acac)] (acac = acetylacetone)) as… read more here.
Keywords: phosphorescent quantum; performance complex; quantum yield; high performance ... See more keywords
Fluorescence quantum yield determination of molecules in liquids by thermally driven conical diffraction
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2018.01.027
Abstract: Abstract We report on a method to determine fluorescence quantum yield (η) of molecules in solution based on the observation of conical diffraction (CD) patterns induced by thermally driven self-phase modulation (SPM). In this approach,… read more here.
Keywords: thermally driven; determination; fluorescence quantum; quantum yield ... See more keywords