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

Figure 10

The PL spectra of ZnS:Mn nanoparticles with Mn contents of (a) 0.1 mol%, (b) 1 mol%, (c) 9 mol%, and (d) 15 mol% excited by different excitation radiations.

(a)

(b)

(c)

(d)