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Carbon quantum dots derived from polysaccharides: Chemistry and potential applications
1Department of Pretreatment and Finishing of Cellulosic Fibers, Textile Research and Technology Institute, National Research Centre, Scopus Affiliation ID 60014618, 33 EL Buhouth St., Dokki, Giza 12622, Egypt.
Carbohydrate Polymers
|November 20, 2023
Summary
This review highlights carbon quantum dots (CQDs) derived from abundant polysaccharides. These eco-friendly nanomaterials offer versatile applications in environmental, textile, and medical fields due to their superior properties.
Area of Science:
- Nanoscience and Nanotechnology
- Materials Science
Background:
- Nanoscience and nanotechnology offer superior properties of nanoscaled structures.
- Carbon quantum dots (CQDs) are emerging luminescent nanostructures with advantageous properties over conventional quantum dots.
- CQDs exhibit excellent optical properties, low-cost fabrication, biocompatibility, non-toxicity, and chemical stability.
Purpose of the Study:
- To provide an overview of CQDs generated from polysaccharides.
- To discuss the discovery, chemical composition, and green synthesis of CQDs.
- To present applications of polysaccharide-derived CQDs in environmental, textile, and medical fields.
Main Methods:
- Review of literature on CQDs derived from polysaccharides.
- Exploration of green synthesis methods utilizing abundant biopolymers like cellulose, starch, pectin, and chitin.
- Compilation of applications in environmental remediation, textile coloration, and biomedical uses.
Main Results:
- Polysaccharides serve as excellent precursors for green synthesis of CQDs.
- CQDs derived from polysaccharides possess desirable characteristics for various applications.
- Demonstrated potential of CQDs in environmental purification, textile dyeing, and medical diagnostics/therapeutics.
Conclusions:
- CQDs synthesized from polysaccharides align with green chemistry principles.
- These CQDs are promising alternatives to conventional nanomaterials.
- Polysaccharide-based CQDs offer sustainable solutions across diverse industrial and scientific domains.
