The fabrication of ratiometric fluorescence sensor for tetracycline detection based on europium-doped polymer dots

Key Points

• Ratiometric fluorescence sensor shows high sensitivity for tetracycline detection, demonstrating specific molecular interactions.
• The sensor achieved rapid response times and low detection limits, crucial for real-world applications in monitoring tetracycline levels.
• Fabrication involved europium-doped polymer dots, which contributed to the sensor's enhanced optical properties and performance.
• This approach highlights potential advancements in diagnostic tools for antibiotic monitoring, though further validation is needed.