Hydrovoltaic-photoelectric effect driven self-powered electrochemical aptasensor with engineered built-in electric field for on-site microcystin-RR detection in aquatic products. - Chen, Yan; Jiang, Ding; Du, Xiaojiao; Wang, Xue; Shan, Xueling; Wang, Wenchang; Chen, Zhidong (Microchimica Acta, 2026)