PbICl precursor solutions for all solid-state PbS quantum-dot sensitized TiO2 nanorod array solar cells using successive ionic layer adsorption and reaction method

The average crystal sizes of PbS QDs were 9.0 nm, 8.6 nm, 8.4 nm and the PCE of the corresponding solar cells achieved 2.63%, 3.00%, 3.45% for PbI2, PbBr2, PbICl.216