Accurate determination of the spin Hamiltonian parameters for Mn2+ ions in cubic ZnS nanocrystals by multifrequency EPR spectra analysis

► Accurate spin Hamiltonian parameters for the Mn2+ in cubic ZnS nanocrystals. ► Line shape simulation of multifrequency EPR spectra including line broadening effects. ► Structure of the substitutional and surface Mn2+ centers in cubic ZnS nanocrystals. ► Lattice strain effects on the EPR spectra of Mn2+ in nano- and microcrystalline ZnS.