摘要
设计合成兼具良好爆轰性能、高稳定性和低成本的含能化合物是发展实用含能材料的关键.本文报道了一类新型分子钙钛矿含能化合物,它们可以通过使用低成本原料经简单一锅反应制备.作为氧化组分的高氯酸根阴离子和作为燃料组分的还原性有机阳离子交替紧密堆积于钙钛矿结构中,使该类化合物不仅有比目前军用含能炸药(例如RDX和HMX)更优异的爆炸性能,而且有更高的稳定性;其中无金属组分的分子钙钛矿含能化合物具有与CL-20相当的爆炸性能以及更高的比冲(约344秒).这种将低成本有机燃料组分和氧化剂组分组装在高对称性三元晶体结构的分子组装策略为设计有实用前景的含能材料提供了新思路.
引文
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