Various Properties of Green Synthesized Carbon Quantum Dots

Due to their unique features and environmentally benign manufacturing methods, carbon quantum dots (CQDs) produced in this way have focused a lot of interest. The many characteristics of CQDs made using green synthesis methods, such as using natural carbon sources, biocompatible precursors, and sustainable processes, are outlined in this chapter. Green-synthesized carbon quantum dots (G-CQDs) optical characteristics display exceptional photoluminescence with controllable emission wavelength. Due to these characteristics, they are appropriate for assistance in bioimaging as well as in light-emitting diodes, together with other optoelectronic applications. G-CQDs created utilizing environmentally friendly methods frequently exhibit great biocompatibility, making them appropriate for biomedical applications such as drug delivery, imaging, as well as therapy. Green synthesis techniques enable precise control of CQD size and morphology, affecting their characteristics and functionality in a variation of function. The remarkable electrical conductivity of G-CQDs makes it possible to use them as electrocatalysts, supercapacitors, and sensors. The higher photostability of CQDs produced in an environmentally responsible way is well recognized and increases their potential for long-term applications. In keeping with the objectives of sustainable development, the green synthesis of CQDs minimizes the environmental impact by using less energy and hazardous waste. For their continuous advancement and incorporation into environmentally friendly technology, green-synthesized CQDs (G-CQDs) must be fully understood and utilized. This opens a promising path for sustainable nanomaterials with a wide range of uses.