ZHANG Haizhong's group from Fuzhou University, has developed a novel bioinspired vision sensor based on InP quantum dots (QDs)/oxide thin-film phototransistors ... Artificial visual system has a broad ...

A bit of thought led him to build a reflective sensor which can measure ... drop in intensity is picked up by the phototransistor. [Arao] made the system rock-solid by rolling an LM358 op-amp ...