Figure 5

I–V curves of PVA film, PVA with 1 wt% TiO2 particles prepared by sol–gel process, and PVA with 1 wt% SWCNT. (inset) magnified I–V curves of PVA film, and PVA with 1 wt% TiO2 particles.

I–V curves of PVA film, PVA with 1 wt% TiO2 particles prepared by sol–gel process, and PVA with 1 wt% SWCNT. (inset) magnified I–V curves of PVA film, and PVA with 1 wt% TiO2 particles.