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含能材料  2014 

单向温模压TATB基高聚物粘结炸药X射线微层析成像

DOI: 10.3969/j.issn.1006-9941.2014.02.015

Keywords: 材料检测与分析,TATB造型颗粒,温模压成型,高聚物粘结炸药,微细结构,X射线微层析成像

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Abstract:

利用X射线微层析成像技术获得了单向温模压TATB基高聚物粘结炸药微细结构的全三维信息。松装颗粒经升温软化、压制、摩擦仍完整并以不同形态保存下来。压制后的颗粒典型形态径向呈多边形、轴向呈扁长形并与径向有明显夹角。轴向与径向颗粒形态分布揭示了力学响应与内摩擦机制。X射线微层析成像提供了无损侵入非均质材料内部的分析方法,能探测颗粒材料压制排列方式及其高密度界面层。

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