氢键晶体是以氢键结合的晶体,结合力主要依靠氢原子与电负性很大而原子半径较小的两个原子结合成X—H—Y形式。氢键晶体的结合能一般比较低、氢键具有饱和性。
分子与固体 55、氢键晶体 、氢键晶体(hydrogen bond crystal) (hydrogen bond crystal) 55、氢键晶体 、氢键晶体(hydrogen bond crystal) (hydrogen bond crystal) 冰的晶体结构: 冰的晶体结...
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射线分析显示化合物1和2的晶体结构均由分子间氢键和-弱相互作用堆积而成的二维层状结构。
The X-ray analysis reveals that the crystal structures of compounds 1 and 2 are two-dimensional layer structures through intramolecular hydrogen bonding and -? stacking.
采用量子化学晶体轨道CNDO/ 2 方法,在考虑了羟基代聚并苯氢键作用的基础上对其双链模型的电子结构进行系列的计算和讨论。
The electric structures of double-chain of hydroxy polyacene were studied by quantum chemistry crystal orbital CNDO/ 2 method, and considered the hydrogen-binding interaction of hydroxy-polyacene.
OH 的存在,使分子间出现了强氢键,且对分子堆积成晶体起重要的作用;
OH group is favorable for forming strong hydrogen bond between molecules, which pays an important role in the crystal packing.
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