Coating nanosized iron oxide particles on submicrospherical alumina by a sonochemical method

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Ziyi Zhong, Yanming Zhao, Yuri Koltypin and Aharon Gedanken


Abstract

Iron oxide which adhered strongly to an amorphous alumina core has been prepared by a sonochemical method; the phase transformation of maghemite to haematite was greatly retarded in the coating.


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