Single crystals of naturally occurring gas hydrates: The structures of methane and mixed hydrocarbon hydrates

被引:48
|
作者
Udachin, Konstantin A.
Lu, Hailong
Enright, Gary D.
Ratcliffe, Christopher I.
Ripmeester, John A. [1 ]
Chapman, N. Ross
Riedel, Michael
Spence, George
机构
[1] Natl Res Council Canada, Steacie Inst Mol Sci, Ottawa, ON K1A 0R6, Canada
[2] Univ Victoria, Sch Earth & Ocean Sci, Victoria, BC V8W 3P6, Canada
关键词
D O I
10.1002/anie.200701821
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Samples from the bottom of the sea were used in the exact determination of the crystals structures of naturally occurring hydrocarbon hydrates. The hydrates of methane, ethane, and propane had a cubic structure II with hexakaidecahedral and pentagonal dodecahedral cages occupied by the guest molecules (see picture; C blue, H gray, O white). (Figure Presented). © 2007 Wiley-VCH Verlag GmbH & Co. KGaA.
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页码:8220 / 8222
页数:3
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