Figure 1. XRD patterns of CIS and CIGS films grown at 500°C corresponding to the chalcopyrite structure of CIS.
Figure 2. HRSEM images of (a) CIS and (b)–(d) CIGS nanostructured film and (e) HRSEM image of 220°C preheated CIGS film.
Figure 3. HRTEM images of (a)–(b) CIS, and (c)–(d) CIGS nanoparticles.
Figure 4. EDS spectra of CIGS film.
Figure 5. (a) Absorption spectra of CIS and CIGS films grown at 500°C and (b) Raman spectra of CIS and CIGS nanostructured films grown at 500°C.
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