A ratiometric fluorescence/colorimetric dual-response sensor based on fluorescent nanozymes and smartphone-assisted for accurate determination of glyphosate residues

Key Points

• This research aims to develop a dual-response sensor for accurately detecting glyphosate residues.
• Created a ratiometric fluorescence/colorimetric sensor using copper-based metal-organic framework nanozymes.
• Tested the sensor's ability to detect organophosphorus pesticides in various conditions.
• Utilized smartphone technology for enhanced measurement and analysis.
• Successfully detected glyphosate residues with high sensitivity.
• Established a clear correlation between fluorescence and colorimetric responses in detection.
• Demonstrated the sensor's effectiveness in real-world applications.