A flexible porous Cu(II) bis-imidazolate framework with ultrahigh concentration of active sites for efficient and recyclable CO2 capture

Dong-Dong Zhou; Chun-Ting He; Pei-Qin Liao; Wei Xue; Wei-Xiong Zhang; Hao-Long Zhou; Jie-Peng Zhang; Xiao-Ming Chen

doi:10.1039/C3CC46597G

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A flexible porous Cu(ii) bis-imidazolate framework with ultrahigh concentration of active sites for efficient and recyclable CO₂ capture†

Dong-Dong Zhou,^a Chun-Ting He,^a Pei-Qin Liao,^a Wei Xue,^a Wei-Xiong Zhang,^a Hao-Long Zhou,^a Jie-Peng Zhang*^a and Xiao-Ming Chen^a

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* Corresponding authors

^a MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, KLGHEI of Environment and Energy Chemistry, School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
E-mail: zhangjp7@mail.sysu.edu.cn
Fax: +86-20-84112245
Tel: +86-20-84115358

Abstract

By virtue of planar Cu₂(μ-OH)₂²⁺ cluster units, a flexible porous metal azolate framework not only adsorbs large amounts of CO₂ (19.6 wt% or 266 g L⁻¹ at 298 K and 1 atm) with a high zero-coverage adsorption enthalpy (−47 kJ mol⁻¹), but also desorbs quickly at very low temperatures.

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Article information

DOI: https://doi.org/10.1039/C3CC46597G
Article type: Communication
Submitted: 28 Aug 2013
Accepted: 07 Oct 2013
First published: 07 Oct 2013

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Chem. Commun., 2013,49, 11728-11730

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A flexible porous Cu(II) bis-imidazolate framework with ultrahigh concentration of active sites for efficient and recyclable CO₂ capture

D. Zhou, C. He, P. Liao, W. Xue, W. Zhang, H. Zhou, J. Zhang and X. Chen, Chem. Commun., 2013, 49, 11728 DOI: 10.1039/C3CC46597G

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