A Eu 3+ /Tb 3+ -functionalized MOF ratiometric fluorescence sensor for ciprofloxacin detection and its agarose hydrogel for anti-counterfeiting application

Ratiometric fluorescence sensor of Eu 0.125 Tb 0.875 -DDB sensitively detects CPFX with high anti-interference and its composite of Eu 0.125 Tb 0.875 -DDB@agarose features a multi-encrypted anti-counterfeiting performance.