A ratiometric fluorescent sensor based on carbon dots encapsulated in ZIF-8 for visual discrimination and detection of tetracycline and chlortetracycline

Key Points

• The research aims to develop a cost-effective fluorescent sensor for the detection of tetracyclines in environments.
• Utilized carbon dots encapsulated in ZIF-8 to create a ratiometric fluorescent sensor.
• Evaluated sensor performance in detecting tetracycline and chlortetracycline.
• Compared the new sensor with existing detection methods for specificity and cost.
• The sensor successfully detected tetracycline and chlortetracycline with high specificity.
• Showed reduced costs and simpler procedures compared to traditional methods.
• Demonstrated potential for practical application in monitoring environmental contamination.