Positive gate bias stress-induced hump-effect in elevated-metal metal–oxide thin film transistors*

Project supported by the Science and Technology Program of Suzhou City, China (Grant No. SYG201538) and the National Natural Science Foundation of China (Grant No. 61574096).

Qi Dong-Yu, Zhang Dong-Li, Wang Ming-Xiang
       

(color online) Time evolutions of transfer characteristics under PBS with values of Vg stress of (a) 20 V, (b) 25 V, (c) 30 V at 20 °C. The TFTs have geometry W/L = 100/12 μm. (d) Voltage shift of VH versus gate bias stress.