Research Article

The Effects of Ag Nanoislands on the Volatile Threshold-Switching Behaviors of Au/Ag/HfO2/Ag Nanoislands/Au Devices

Table 1

The percentages of nonlattice oxygens of HfO2 on SiO2/Si and on Ag NIs/SiO2/Si after different etching time.

Nonlattice oxygens in HfO2 on SiO2/Si (%)Nonlattice oxygens in HfO2 on Ag NIs/SiO2/Si (%)

Etching for 0 s (surface)31.1344.51
Etching for 7 s25.0339.00
Etching for 14 s25.7746.06