Turning waste into wealth: Conversion of spent plastic to carbon quantum dots to construct CQDs/g-C3N4 heterojunction for photocatalytic removal of antibiotics - Yanan Liu; Yuke Qi; Jiayi Sun; Long Bao; Cheng-Zong Yuan; Kwun Nam Hui; Siqian Zhang; Yangang Wang; Hongmei Wang; Lingchang Jiang (Journal of Environmental Chemical Engineering, 2026)