A method of generating random bits by using electronic bipolar memristor

Yang Bin-Bin^{1, 2}, Xu Nuo^{2, †}, Zhou Er-Rui^{1, 2}, Li Zhi-Wei³, Li Cheng^{1, 2}, Yi Pin-Yun^{1, 2}, Fang Liang^{1, 2, ‡}

The I–V characteristic curve of the memristor in double logarithmic scale for (a) set process of HRS and (b) reset process of LRS; schematic diagrams of device in (c) initial state and (d) stable state; energy band diagram of TiO_2–x film when device is in (e) HRS and (f) LRS.