Journal of Inorganic Materials, Volume. 35, Issue 4, 469(2020)

Theoretical Investigation on Adsorption and Separation of CO2/N2 in Hybrid Ultramicroporous Materials

Xiaoqing LU and Maohuai WANG
Author Affiliations
  • School of Materids Science and Engineering, China University of Petroleum, Qingdao 266580, China
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    Figures & Tables(8)
    Structures of SIFSIX-X-Cu: (a) SIFSIX-3-Cu; (b) SIFSIX-2-Cu; (c) SIFSIX-O-Cu
    Adsorption isotherms of CO2 (a) and N2 (b) in SIFSIX-X-Cu at 298 K
    Adsorption isotherms of single component and mixture of CO2/N2 in (a) SIFSIX-3-Cu, (b) SIFSIX-2-Cu, and (c) SIFSIX-O-Cu at 298 K
    Isosteric heat of (a) CO2 and (b) N2 in SIFSIX-X-Cu
    CO2 adsorption sites in SIFSIX-3-Cu (a-top view, c-side view) and SIFSIX-O-Cu (b-top view, d-side view)
    The most stable CO2 adsorption sites in (a) SIFSIX-3-Cu and (b) SIFSIX-O-Cu
    Radial distribution functions of CO2 around Si atoms in frameworks
    • Table 1. Physical characteristics of SIFSIX-X-Cu

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      Table 1. Physical characteristics of SIFSIX-X-Cu

      VP/(cm3·g-1)D/nmPorosity, Φ/%Surface area, A/(m2·g-1)
      SIFSIX-3-Cu0.270.3432.48300
      SIFSIX-2-Cu0.400.5235.70735
      SIFSIX-O-Cu0.220.3437.00300
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    Xiaoqing LU, Maohuai WANG. Theoretical Investigation on Adsorption and Separation of CO2/N2 in Hybrid Ultramicroporous Materials[J]. Journal of Inorganic Materials, 2020, 35(4): 469

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    Paper Information

    Category: RESEARCH PAPER

    Received: May. 7, 2019

    Accepted: --

    Published Online: Mar. 1, 2021

    The Author Email:

    DOI:10.15541/jim20190214

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