Figure 5From: Solvothermal synthesis, growth mechanism, and photoluminescence property of sub-micrometer PbS anisotropic structuresTEM and SEM images of the PbS microstructures. Obtained with different surfactants via solvothermal processes at 180°C for 12 h, respectively. (a) CTAB, (b) SDS, (c) EDTA, (d) CTA, and (e and f) PEG-400.Back to article page