Environmentally Benign Synthesis of Blue Fluorescent Graphene Quantum Dots for Nitroaromatic Sensing (p-Nitroaniline and 2,4,6-Trinitrophenol) and Nanophytotoxicity Analysis

Key Points

• The aim is to develop a green method for synthesizing blue-emissive graphene quantum dots useful for sensing nitroaromatic compounds.
• Utilized a modified Tour method to synthesize graphene oxide.
• Produced graphene quantum dots from synthesized graphene oxide.
• Assessed the fluorescence for nitroaromatic sensing applications.
• Successfully synthesized strong blue-emitting graphene quantum dots.
• Achieved effective detection of nitroaromatic compounds like p-nitroaniline and 2,4,6-trinitrophenol.
• Demonstrated minimal nanophytotoxicity in analyses.