Absorption and Radiation Transitions in Mn²⁺(3d⁵) Configuration of Mn-Doped ZnS Nanoparticles Synthesized by a Hydrothermal Method

Figure 2

TEM images of ZnS:Mn nanoparticles with Mn contents of (a) 0.1 mol% and (b) 9 mol%.

(a)

(b)