Fig. 4: Excellent and uniform performance of 784 optoelectronic synapses.
From: Large-scale high uniform optoelectronic synapses array for artificial visual neural network

a Schematic diagram of the optical synaptic devices array illuminated by 520 nm light. b Statistical results of on/off ratios for 784 synaptic devices. c Statistical analysis of EPSC generated by the multi-pulse stimulation. d Statistical analysis of the mobilities of the devices array