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Bio-Derived Fluorescent Carbon Dots: Synthesis, Properties and Applications by Manisha Kumari; Ganga Ram Chaudhary; Savita Chaudhary; Ahmad Umar; Sheikh Akbar; Sotirios Baskoutas is a Chemistry article available to read on EtoBox.

What is Bio-Derived Fluorescent Carbon Dots: Synthesis, Properties and Applications about?

The transformation of biowaste into products with added value offers a lucrative role in nation-building. The current work describes the synthesis of highly water-soluble, luminous carbon quantum dots (CQDs) in the size range of 5-10 nm from discarded rice straw. The small spherical CQDs that were formed had outstanding optical and luminescent qualities as well as good photostabilities. By performing quantitative multi-assay tests that included antioxidant activities, in vitro stability and colloidal assay investigations as a function of different CQD concentrations, the biocompatibility of CQDs was evaluated. To clearly visualize the type of surface defects and emissive states in produced CQDs, excitation-dependent fluorescence emission experiments have also been carried out. The "waste-to-wealth" strategy that has been devised is a successful step toward the quick and accurate detection of Cu ion in aqueous conditions. The fluorescence-quenching behavior has specified the concentration dependency of the developed sensor in the range of 50 μM to 10 nM, with detection limit value of 0.31 nM. The main advantage of the current research is that it offers a more environmentally friendl

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Author

Manisha Kumari; Ganga Ram Chaudhary; Savita Chaudhary; Ahmad Umar; Sheikh Akbar; Sotirios Baskoutas

Publisher

MDPI AG

Published

2022

Language

EN

Field

Chemistry (Life Sciences)