Supplementary Material

the XPS survey spectrum and atom mass ratio of three films, SEM images and the I-V of device without and with PMMA layer, the detail information of GIWAXS, SCLC curve, the performance of control device, the long-term inhibition of high Pb memristor with MACl, temporal enhancement and inhibition of EPSC amplitude, application of the device in neuromorphic computing, the number of pulses required to achieve target conductance, Schematic illustration of the CFs forming in different devices, 3D images and iodine ions intensity difference in ToF-SIMS, and device performance summary.