Fig. 4

a I-VDS curve of the MoS2 device with symmetric electrodes (Al-Al, Pt-Pt) and asymmetric electrodes (Al-Pt). b Transfer curve and c output curve of the asymmetric devices
a I-VDS curve of the MoS2 device with symmetric electrodes (Al-Al, Pt-Pt) and asymmetric electrodes (Al-Pt). b Transfer curve and c output curve of the asymmetric devices