Synthesis and Photocatalytic Activity of High-Quality Lead(II) Sulfide Nanoparticles from Lead(II) Thiosemicarbazone Complexes as Single Source Precursors

Table 3

Overview of the size, shape, and optical properties of lead sulfide NPs, as well as the reaction parameters.

Complexes	Dispersion medium	Capping agent	Temperature (°C)	Morphology	Eg (eV)	Average size (nm)
(1)	OLA	OLA	190	Cubic	2.75	55
			230	Cubic	2.96	47
			270	Cubic	2.45	65
		HDA	190	Cubic	2.15	56
			230	Cubic	2.92	44
			270	Cubic	2.42	68
(2)	OLA	OLA	190	—	2.40	—
			230	—	2.96	—
			270	—	2.45	—
		HDA	190	Nearly spherical to cubic	3.11	26
			230	Cubic	2.46	34
			270	Nanorods	2.97	41