Cytocompatible peroxidase mimic CuO:graphene nanosphere composite as colorimetric dual sensor for hydrogen peroxide and cholesterol with its logic gate implementation
Facile synthesis of spherical graphene and CuO:GNS nanocomposite. Sensitive detection of cholesterol with LOD 78 μM. Sensitive detection of H2O2 with LOD 6.8 μM. Molecular logic gate: AND logic gate implementation of the sensor. Improved biocompatibility of CuO:GNS nanocomposite.