EPR study of ZnS: Mn<sup>2 +</sup> nanocrystals and pyrex glasses

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Pyrex glasses with different ZnS: Mn<sup>2+</sup> contents were prepared by melting method. It has been found that Mn ion may occupy two sites: (Mn<sup>2+</sup>)<sub>sub</sub> and (Mn<sup>2+</sup>)<sub>
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