Novel In Situ Fabrication of Fe-Doped Zinc Oxide/Tin Sulfide Heterostructures for Visible-Light-Driven Photocatalytic Degradation of Methylene Blue

Table 1

The average crystallite size, d-spacing, microstrain, and dislocation density of undoped (ZS) and Fe-doped ZnO/SnS (ZSF) nanocomposites.

Sample	Crystallite size (D) nm	d-spacing (Å)	Microstrain (ε) × 10^−3	Dislocation density (δ) × 10^15lines (m^2)
ZS	6.9	2.76	5.045	2.118
ZSF1	6.5	2.58	5.347	2.379
ZSF3	6.2	1.95	5.632	2.640
ZSF5	5.9	1.72	5.859	2.857