Commensurate Adsorption of Hydrocarbons and Alcohols in Microporous Metal Organic Frameworks

被引:974
作者
Wu, Haohan [1 ]
Gong, Qihan [1 ]
Olson, David H. [1 ]
Li, Jing [1 ]
机构
[1] Rutgers State Univ, Dept Chem & Chem Biol, Piscataway, NJ 08854 USA
关键词
BIAS MONTE-CARLO; ZEOLITIC IMIDAZOLATE FRAMEWORKS; MOLECULAR-DYNAMICS SIMULATIONS; SELECTIVE GAS-ADSORPTION; SHORT LINEAR ALKANES; DIFFERENCE-FOURIER TECHNIQUES; MAXWELL-STEFAN DIFFUSIVITY; POWDER PROFILE REFINEMENTS; LIQUID-PHASE ADSORPTION; INCOMMENSURATE TRANSITION;
D O I
10.1021/cr200216x
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Commensurate adsorption of hydrocarbons and alcohols in microporous metal-organic frameworks (MOF) is studied. Diffusion studies of hydrocarbons in microporous MOF materials represent a new topic in adsorption related research. Transport properties of guest molecules are investigated by measuring their transport diffusivity and surface permeability employing state-of-the-art and high temporal and spatial resolution IR microimaging and interference (IF) microscopy. The normal C2-C4 alcohols is found to exhibit commensurate adsorption in RPM3-Zn near room temperature. RPM4-Zn takes up a significantly less amount of benzene and o-xylene compared to RPM3-Zn. Adsorption of styrene in MIL-47 represents another very interesting case. With a CdC double bond in place of a C double bond C single bond in EB, styrene is longer and more rigid than EB.
引用
收藏
页码:836 / 868
页数:33
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