图共 6个 表共 2
    • 图  1  常压化学气相沉积系统(a)、废弃烟头(b)和600 ℃热解活化KOH/废弃烟头后生成的黑色固态混合物(c)

      Figure 1.  Atmosphere-pressure chemical vapor deposition system (a), Photo of waste cigarette filters (b) and Photo of black mixture in nickel boat after pyrolysis of KOH/WCFs at 600 ℃ (c)

    • 图  2  WCFs (a),MMOL/LC500 (b),MMOL/LC600 (c)和MMOL/LC700(d)的扫描电镜图像

      Figure 2.  SEM images of WCFs (a), MMOL/LC500 (b), MMOL/LC600 (c) and MMOL/LC700 (d)

    • 图  3  WCF、MMOL/LC500、MMOL/LC600、MMOL/LC700的拉曼光谱

      Figure 3.  Raman spectra of WCF, MMOL/LC500, MMOL/LC600, and MMOL/LC700

    • 图  4  MMOL/LC500、MMOL/LC600、MMOL/LC700的XPS (a);MMOL/LC500、MMOL/LC600、MMOL/LC700的N 1s高分辨率XPS(b)

      Figure 4.  Low-resolution and high-resolution XPS spectra of MMOL/LC500, MMOL/LC600, and MMOL/LC700

    • 图  5  MMOL/LC500、MMOL/LC600、MMOL/LC700的氮气吸收脱附等温线(a);差分孔隙容量与孔径分布关系(b)和积分孔隙容量与孔径分布关系(c)

      Figure 5.  N2 adsorption-desorption isotherm (a); differential (b) and cumulative pore volume versus pore size (c) of MMOL/LC500, MMOL/LC600, and MMOL/LC700

    • 图  6  MMOL/LC500 (a)、MMOL/LC600 (b)和MMOL/LC700 (c)电极在不同电压下的离子吸附能力和电流曲线;(d)离子吸附能力、(e)电荷效率、(f)能量消耗随电压的变化

      Figure 6.  Electrosorption capacity and current of MMOL/LC500 (a); MMOL/LC600 (b); MMOL/LC700 CDI electrodes at different potential voltages (c); electrosorption capacity versus potential voltage (d) and (e) charge efficiency versus potential voltage, (f) energy consumption versus potential voltage

    • Samplew/%
      CON
      MMOL/LC50088.9510.021.03
      MMOL/LC60091.088.450.47
      MMOL/LC70092.876.410.72

      表 1  废弃烟头衍生多孔碳的元素成分

      Table 1.  Elemental concentrations of MMOL/LCs

    • MaterialsSBET/(m2·g-1)Smicropore/(m2·g-1)Smesopore/(m2·g-1)Vtotal pore/(cm3·g-1)Vmicropore/(cm3·g-1)Vmesopore/(cm3·g-1)Daverage/nm
      WCF1.40.50.90.0050.0000.00514.59
      MMOL/LC500351265860.250.110.142.88
      MMOL/LC6008607321280.460.300.162.13
      MMOL/LC7009288281000.480.340.142.09

      表 2  WCF、MMOL/LC500、MMOL/LC600、MMOL/LC700的比表面积和多孔性

      Table 2.  Surface area and porosity of WCF, MMOL/LC500, MMOL/LC600 and MMOL/LC700