Dual-functional fluorescent composite based on carbon dots‑europium ions: intelligent ratiometric detection and adsorption of tetracyclines.
Residual tetracycline antibiotics (TCs), especially tetracycline (TC) and doxycycline (DOX), pose critical threats to ecosystems and human health. There is an urgent demand for approaches capable of rapid, on-site monitoring and removal of TCs. Herein, a ratiometric fluorescent hybrid probe (HA-CDs/Eu3+) was engineered...