Advances in OptoElectronics / 2011 / Article / Fig 2

Research Article

Effect of Ga/Cu Ratio on Polycrystalline C u G a S e 𝟐 Thin Film Solar Cell

Figure 2

Cross-sectional SEM images of the as-grown CuGaSe2 thin films. Various CuGaSe2 layers were grown with changing Ga/Cu ratio in the film (a) Ga/Cu = 2.04, (b) Ga/Cu = 1.45, (c) Ga/Cu = 1.05, and (d) Ga/Cu = 0.89.
573094.fig.002a
(a)
573094.fig.002b
(b)
573094.fig.002c
(c)
573094.fig.002d
(d)