以白云鄂博东尾矿及粉煤灰等固体废弃物为主要原料制备得到了性能优异的微晶玻璃.利用X射线衍射仪(XRD)及高分辨率透射电镜(HRTEM)等测试手段揭示了微晶玻璃的形核及析晶过程.结果表明,热处理过程中磁铁矿晶核首先析出,主晶相辉石相可在磁铁矿晶核上生长.通过调整氧化铁含量可改变微晶玻璃的析晶、物化及磁学特性.随氧化铁含量的增加,微晶玻璃的析晶特性及物化性能均有所降低,但磁学特性有所提高.在高氧化铁含量的微晶玻璃中,磁铁矿相与辉石相可以同时存在,微晶玻璃的磁性主要来源于磁铁矿相.
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