Electronic reconfiguration enhanced oxidase-mimicking activity of Cu–Mn3O4 for colorimetric detection of total antioxidant capacity - Xiaoliang Li; Zizhong Chen; Chengji Sui; Lin Wang; Fengjia Zheng; Fenghua Li; Xiaoxu Yang; Yanni Jiao; Dafeng Jiang (Analytica Chimica Acta, 2026)