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Journal of Inorganic Materials, Volume. 34, Issue 1, 85(2019)

Alkalization Intercalation of MXene for Electrochemical Detection of Uranyl Ion

Mao FAN1... Lin WANG2, Cheng-Xin PEI1, Wei-Qun SHI2, [in Chinese]1, [in Chinese]2, [in Chinese]1 and [in Chinese]2 |Show fewer author(s)
Author Affiliations
  • 11. State Key Laboratory of NBC Protection for Civilian, Beijing102205, China
  • 22. Institute of High Energy Physics, Chinese Academy of Sciences, Beijing100049, China
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    AbstractGet PDF(in Chinese)
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    Figures & Tables(9)
    XRD patterns of the synthesized Ti3AlC2、Ti3C2Tx and K-Ti3C2Tx
    . XRD patterns of the synthesized Ti3AlC2、Ti3C2Tx and K-Ti3C2Tx

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    SEM images of Ti3AlC2, Ti3C2Tx and K-Ti3C2Tx (a) Ti3AlC2; (b) Ti3C2Tx; (c) Enlarged view of Ti3C2Tx; (d) K-Ti3C2Tx
    . SEM images of Ti3AlC2, Ti3C2Tx and K-Ti3C2Tx (a) Ti3AlC2; (b) Ti3C2Tx; (c) Enlarged view of Ti3C2Tx; (d) K-Ti3C2Tx

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    (a) XPS spectra of Ti3C2Tx and K-Ti3C2Tx, (b) high- resolution Ti2p spectra of MXene Ti3C2Tx and K-Ti3C2Tx, (c) high- resolution O1s spectra of MXene Ti3C2Tx and K-Ti3C2Tx
    . (a) XPS spectra of Ti3C2Tx and K-Ti3C2Tx, (b) high- resolution Ti2p spectra of MXene Ti3C2Tx and K-Ti3C2Tx, (c) high- resolution O1s spectra of MXene Ti3C2Tx and K-Ti3C2Tx

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    Cyclic voltammetry (CV) results of UO22+ in different electrodes (A) (a) K- Ti3C2Tx/GCE, [U]=0 mg/L, (b) GCE, [U]= 50 mg/L, (c) K Ti3C2Tx/GCE, [U]=50 mg/L; (B) Ti3C2Tx/GCE, [U]= 50 mg/L
    . Cyclic voltammetry (CV) results of UO22+ in different electrodes (A) (a) K- Ti3C2Tx/GCE, [U]=0 mg/L, (b) GCE, [U]= 50 mg/L, (c) K Ti3C2Tx/GCE, [U]=50 mg/L; (B) Ti3C2Tx/GCE, [U]= 50 mg/L

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    The effect of pH on UO22+/(K-Ti3C2Tx/GCE)
    . The effect of pH on UO22+/(K-Ti3C2Tx/GCE)

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    Cyclic voltammetry results of UO22+/(K-Ti3C2Tx/ GCE), pH 4.0, 10-100 mV/s, [U]=50 mg/L (a) CV curves; (b) Plots of peak currents vs scan speed
    . Cyclic voltammetry results of UO22+/(K-Ti3C2Tx/ GCE), pH 4.0, 10-100 mV/s, [U]=50 mg/L (a) CV curves; (b) Plots of peak currents vs scan speed

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    Differential pulse voltammetry (DPV) results of UO22+/ (K-Ti3C2Tx/GCE), pH =4.0, [U]=0.5-10 mg/L (a) DPV curves; (b) Plots of peak currents vs concentration of uranium
    . Differential pulse voltammetry (DPV) results of UO22+/ (K-Ti3C2Tx/GCE), pH =4.0, [U]=0.5-10 mg/L (a) DPV curves; (b) Plots of peak currents vs concentration of uranium

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    • Table 1. Sample analysis results of uranium content in tap-water

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      Table 1. Sample analysis results of uranium content in tap-water

      SamplesnumberDetected
      /(mg·L-1)      		Found
      /(mg·L-1)      		Average
      /(mg·L-1)      		RSD/%
      Tap-water15.005.365.301.34
      25.005.22
      35.005.31

    • Table 2. Determination of U(VI) in the recovery experiments

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      Table 2. Determination of U(VI) in the recovery experiments

      SamplesDetected
      /(mg·L-1)      		Added
      /(mg·L-1)      		Found
      /(mg·L-1)      		Recovery
      /%      		RSD/%
      11.01.01.9393.001.95
      21.02.03.06103.001.54
      31.03.03.9598.001.12
      41.04.05.11102.751.23
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    Mao FAN, Lin WANG, Cheng-Xin PEI, Wei-Qun SHI, [in Chinese], [in Chinese], [in Chinese], [in Chinese]. Alkalization Intercalation of MXene for Electrochemical Detection of Uranyl Ion[J]. Journal of Inorganic Materials, 2019, 34(1): 85

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    Paper Information

    Category: Research Articles

    Received: May. 17, 2018

    Accepted: --

    Published Online: Feb. 4, 2021

    The Author Email:

    DOI:10.15541/jim20180232

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology