Articles with "fluorescence colorimetric" as a keyword



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Dual Fluorescence-colorimetric Silver Nanoparticles Based Sensor for Determination of Olanzapine: Analysis in Rat Plasma and Pharmaceuticals

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Published in 2020 at "Journal of Fluorescence"

DOI: 10.1007/s10895-020-02568-1

Abstract: The present work describes a dual-readout assay for the determination of an antipsychotic drug olanzapine using Rhodamine B modified silver nanoparticles (AgNPs). AgNPs, when mixed with Rhodamine B, quenched its fluorescence emission with high quenching… read more here.

Keywords: fluorescence colorimetric; silver nanoparticles; fluorescence; determination ... See more keywords

Fluorescence and colorimetric dual-mode sensor for visual detection of malathion in cabbage based on carbon quantum dots and gold nanoparticles.

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Published in 2020 at "Food chemistry"

DOI: 10.1016/j.foodchem.2020.128494

Abstract: A dual-mode fluorescence/colorimetric sensor based on carbon quantum dots (CQDs) and gold nanoparticles (GNPs) was developed for visual detection of malathion in cabbage. The CQDs-GNPs nanocomposite exhibited emission wavelength at 527 nm and absorption wavelength at… read more here.

Keywords: fluorescence colorimetric; fluorescence; visual detection; malathion ... See more keywords

Engineering an Enzymatic Cascade Catalytic Smartphone-Based Sensor for Onsite Visual Ratiometric Fluorescence-Colorimetric Dual-Mode Detection of Methyl Mercaptan.

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Published in 2023 at "Environmental science & technology"

DOI: 10.1021/acs.est.2c07899

Abstract: Precise and reliable onsite detection of methyl mercaptan (CH3SH) is of great significance for environmental surveillance. Here, we synthesized a novel blue fluorescence nanozyme CeO2@TPE with high peroxidase-like activity by employing aggregation-induced emission (AIE) tetraphenylethene… read more here.

Keywords: ratiometric fluorescence; fluorescence colorimetric; colorimetric dual; fluorescence ... See more keywords