Journal of Inorganic Materials, Volume. 35, Issue 3, 367(2020)

Layered Metal Organic Framework for Effective Removal of 137Cs from Aqueous Solution

Guodong LI1, Guoxun JI1、*, Xinli SUN1, Wei DU2, Wei LIU2、*, and Shuao WANG3
Author Affiliations
  • 1Nuclear Engineering College, Rocket Force University of Engineering, Xi’an 710025, China
  • 2School of Environment and Material Engineering, Yantai University, Yantai 264005, China
  • 3School for Radiological and Interdisciplinary Sciences (RAD-X) Soochow University, Suzhou 215123, China
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    Figures & Tables(10)
    Crystal structure of SZ-6
    Powder XRD patterns of SZ-6
    SEM-EDS analyses of SZ-6
    Thermogravimetric analysis curve of SZ-6
    PXRD patterns of samples before and after immersed in Cs+ aqueous solutions with different pH
    Uptake kinetics of Cs+
    Sorption isotherm curves of Cs+ by SZ-6
    Effect of pH of solution on the adsorption of Cs+ by SZ-6
    • Table 1. Fitting parameters of Langmuir model and Freundlich model

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      Table 1. Fitting parameters of Langmuir model and Freundlich model

      LangmuirFreundlich
      qm/(mg·g-1)KL/(mg·g-1)R2kF/(mg·g-1)nR2
      140.0050.0240.99720.3683.2950.844
    • Table 2. Effect of Na+, K+, Ca2+ on the removal of Cs+ by SZ-6

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      Table 2. Effect of Na+, K+, Ca2+ on the removal of Cs+ by SZ-6

      Competing cationCs+/Na+Cs+ /K+Cs+/Ca2+
      Solid/Liquid /(g•L-1)225
      Cs+ removal/%MR=1 : 187.284.791.2
      MR=1 : 1084.275.790.1
      MR=1 : 2075.865.585
      MR=1 : 3070.35973.7
      MR=1 : 5063.549.365.7
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    Guodong LI, Guoxun JI, Xinli SUN, Wei DU, Wei LIU, Shuao WANG. Layered Metal Organic Framework for Effective Removal of 137Cs from Aqueous Solution [J]. Journal of Inorganic Materials, 2020, 35(3): 367

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    Paper Information

    Category: RESEARCH PAPER

    Received: Aug. 16, 2019

    Accepted: --

    Published Online: Jan. 27, 2021

    The Author Email: Guoxun JI (ji_guoxun@sina.com), Wei LIU (wliu@alu.suda.edu.cn)

    DOI:10.15541/jim20190434

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