Enhanced Performance of Dye-Sensitized Solar Cells with Graphene/ZnO Nanoparticles Bilayer Structure

Table 1

Typical deposition conditions for graphene film.

Target	Graphite
Target diameter	5 cm
Substrate-to-target distance	4 cm
RF power	90 W
Sputtering ambient	Ar
Gas flow rate	90 sccm
Residual pressure	<5 × 10^−6 Torr
Sputtering pressure	3.1 mTorr
Deposition time	40 min