Articles with "fluorescence quenching" as a keyword



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A Hexanuclear Cadmium Metal–Organic Framework Exhibiting Dual Mechanisms to Trigger a Fluorescence‐Quenching Response toward Iron(III) Ions

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Published in 2018 at "European Journal of Inorganic Chemistry"

DOI: 10.1002/ejic.201701290

Abstract: A newly constructed hexanuclear cadmium metal–organic framework (MOF) exhibits a highly selective and sensitive fluorescence‐quenching response toward Fe 3+ ions, which is attributable to the coaction of absorption competition and an energy‐transfer mechanism. read more here.

Keywords: fluorescence quenching; metal organic; quenching response; cadmium metal ... See more keywords
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Aptamer-based fluorescence-quenching lateral flow strip for rapid detection of mercury (II) ion in water samples

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Published in 2017 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-017-0491-7

Abstract: AbstractDivalent mercury ion (Hg2+) is one of the most common and stable forms of mercury pollution. In this study, a skillfully designed lateral flow strip (LFS) was developed for sensitive detection of Hg2+ in river… read more here.

Keywords: fluorescence quenching; detection; aptamer based; based fluorescence ... See more keywords
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Fluorescence quenching of the SYBR Green I-dsDNA complex by in situ generated magnetic ionic liquids

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Published in 2020 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-020-02538-3

Abstract: Magnetic ionic liquids (MILs) with metal-containing cations are promising extraction solvents that provide fast and high efficiency extraction of DNA. Hydrophobic MILs can be generated in situ in a methodology called in situ dispersive liquid-liquid… read more here.

Keywords: fluorescence quenching; fluorescence; green dsdna; sybr green ... See more keywords
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Phenanthrene Fluorescence Quenching in Aqueous Sodium Dodecyl Sulphate (SDS) and Determination of Important Metal Ions

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Published in 2018 at "Journal of Fluorescence"

DOI: 10.1007/s10895-018-2288-2

Abstract: In this work fluorescence quenching of phenanthrene by heavy metal ions (Fe3+, Cu2+, Cr3+ Pb2+, Ni2+) was studied in aqueous solution of sodium dodecyl sulphate (SDS). Fluorescence quenching was higher in lower SDS concentration and… read more here.

Keywords: fluorescence quenching; fluorescence; metal ions; sodium dodecyl ... See more keywords
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Study of Fluorescence Quenching on Novel Coumarin Derivatives by Aniline in Different Solvents

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Published in 2017 at "Journal of Solution Chemistry"

DOI: 10.1007/s10953-017-0645-4

Abstract: The steady-state fluorescence quenching of novel coumarin derivatives; 4-(2, 6-dibromo-4-methyl-phenoxymethyl)-benzo[h]chromen-2-one [DMB] and 6-methoxy-4-p-tolyoxymethyl-chromen-2-one [TMC] has been studied in toluene, benzene, dioxane, acetonitrile and tetrahydrofuran [THF] using aniline as a quencher at room temperature with a… read more here.

Keywords: fluorescence quenching; novel coumarin; fluorescence; quenching novel ... See more keywords
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Spectroscopic Analysis of the Cu2+-Induced Fluorescence Quenching of Fluorescent Proteins AmCyan and mOrange2

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Published in 2018 at "Molecular Biotechnology"

DOI: 10.1007/s12033-018-0088-1

Abstract: Fluorescent proteins show fluorescence quenching by specific metal ions, which can be applied towards metal biosensing applications. In order to develop metal-biosensor, we performed spectroscopic analysis of the fluorescence quenching of fluorescent protein AmCyan and… read more here.

Keywords: fluorescence quenching; amcyan morange2; fluorescence; fluorescent proteins ... See more keywords
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Locating intercalants within lipid bilayers using fluorescence quenching by bromophospholipids and iodophospholipids.

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Published in 2019 at "Chemistry and physics of lipids"

DOI: 10.1016/j.chemphyslip.2019.03.018

Abstract: In previous work, we have been able to determine the depth of intercalated molecules within the lipid bilayer using the solvent polarity sensitivity of three spectroscopic techniques: the 13C NMR chemical shift (δ); the fluorescence… read more here.

Keywords: locating intercalants; fluorescence quenching; intercalants within; fluorescence ... See more keywords
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Effect of pH on fluorescence quenching of organic dyes by graphene oxide

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Published in 2018 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"

DOI: 10.1016/j.colsurfa.2018.04.047

Abstract: Abstract Graphene oxide (GO) has been recently used in several fluorescence sensing systems as a fluorescence quencher. The interactions between GO sheet and fluorophore directly affect the fluorescence quenching efficiency of GO. To understand these… read more here.

Keywords: graphene oxide; fluorescence quenching; fluorescence; quenching efficiency ... See more keywords
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Heavy atom induced room temperature fluorescence quenching of PAH from a glucose glass

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Published in 2017 at "Journal of Luminescence"

DOI: 10.1016/j.jlumin.2017.01.039

Abstract: Abstract Sugar glasses are a relatively new matrix for solid-matrix luminescence. Molecular interactions within the sugar glass are not well understood. Fluorescence quenching was used to investigate molecular interactions within the sugar glass matrix. The… read more here.

Keywords: sugar; fluorescence quenching; glass; meoh water ... See more keywords
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One pot synthesis of C-dots and study on its interaction with nano ZnO through fluorescence quenching

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Published in 2017 at "Journal of Luminescence"

DOI: 10.1016/j.jlumin.2017.05.077

Abstract: Abstract Carbon quantum dots (CQDs) are novel fluorescent nanomaterials and elegant building blocks for future nano devices, and have garnered much interest as potential competitors to conventional semiconductor quantum dots. Herein, we report the microwave… read more here.

Keywords: fluorescence quenching; study interaction; zno; zno nanoparticles ... See more keywords
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Fluorescence quenching of chloroquine by Cu2+ in micelles

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Published in 2020 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2020.112763

Abstract: Abstract Fluorescence quenching, very often, has been employed as a suitable technique for characterization of the immediate environment of a fluorophore. This paper reports the absorption and fluorescence characteristics of an antimalarial drug, chloroquine, in… read more here.

Keywords: cu2; fluorescence quenching; chloroquine cu2; quenching chloroquine ... See more keywords