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Superparamagnetic MnZn-ferrite nanoparticles with a narrow size distribution were prepared at various pH values using precipitation in a reverse microemulsion consisting of hexanol, as an oil phase; surfactant CTAB; and an aqueous solution of metal sulfates. Tetramethyl ammonium hydroxide was used as the precipitating agent and hydrogen peroxide as the oxidizing reagent. The synthesized materials...
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