Synthesis of CuInS<sub>2</sub>, CuInSe<sub>2</sub>, and Cu(In<sub><i>x</i></sub>Ga<sub>1-<i>x</i></sub>)Se<sub>2</sub> (CIGS) Nanocrystal “Inks” for Printable Photovoltaics
Distribution of the number of citations over years.