Correction: Hydrothermal synthesis of nitrogen- and sulfur-co-doped carbon quantum dots from rice straw for fluorescent detection of Hg 2+ in aqueous media

Key Points

• The aim is to clarify findings related to the synthesis and application of doped carbon quantum dots for detecting mercury ions.
• Revising synthesis methods for carbon quantum dots.
• Utilizing rice straw as the primary raw material.
• Focusing on nitrogen and sulfur co-doping for enhanced properties.
• Evaluating the fluorescent detection capabilities in aqueous environments.
• Improved efficiency in detecting mercury ions was achieved.
• Enhanced fluorescence signals were observed with the synthesized quantum dots.
• Results validate the potential of using agricultural waste for nanomaterials.