Figure 10
From: Highly Responsive Ultraviolet Sensor Based on ZnS Quantum Dot Solid with Enhanced Photocurrent

Photocurrent properties for ZnS QD with graphene hybrids (a) ZnS QD solid with graphene prepared at 24 hrs (b) ZnS QD solid with graphene prepared at 48 hrs, samples recorded at different biasing voltage (0.5 and 1.0)Volt, and (c) Schematic representation of electron transfer from QDs/graphene hybrids to TiO2.