DOI: 10.1039/d6an00861e ISSN: 0003-2654
Copper-based nanozymes as catalysts and reaction terminators for dual-channel colorimetric urea sensing
Yang Li, Xieruoying Zhong, Hongzhou Pu, Li He, Xianxiang WangCopper nanozymes act as both catalysts and reaction terminators to stabilize urease-assisted urea sensing, enabling dual-channel colorimetric detection using absorbance and smartphone RGB readouts.