A Novel Method for Preparation of Zn-Doped CuInS₂ Solar Cells and Their Photovoltaic Performance

Figure 2

HRTEM images of the Zn-CIS nanocrystals with various geometries; (a) nanoparticle, (b) nanopyramid, (c) nanocube, and (d) nanobar synthesized under magnetic exposure.

(a)

(b)

(c)

(d)