• Laser & Optoelectronics Progress
  • Vol. 57, Issue 23, 231605 (2020)
Mengjie Liu, Wei Wang*, Longyu Yu, Zhenyong Cao, Shan Liu, and Zhiwei Jiang
Author Affiliations
  • Department of Electronic Information Engineering, Hebei University of Technology, Tianjin 300401, China
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    DOI: 10.3788/LOP57.231605 Cite this Article Set citation alerts
    Mengjie Liu, Wei Wang, Longyu Yu, Zhenyong Cao, Shan Liu, Zhiwei Jiang. Effects of Graphene Oxide Doping Concentrations on Poly(3,4-Ethylenedioxythiophene) Composite Conductive Films[J]. Laser & Optoelectronics Progress, 2020, 57(23): 231605 Copy Citation Text show less
    Structural formula of PEDOT
    Fig. 1. Structural formula of PEDOT
    SEM images of films. (a)(c) PEDOT film; (b)(d) PEDOT/GO composite film
    Fig. 2. SEM images of films. (a)(c) PEDOT film; (b)(d) PEDOT/GO composite film
    FTIR spectra of GO powders, PEDOT film and PEDOT/GO composite film
    Fig. 3. FTIR spectra of GO powders, PEDOT film and PEDOT/GO composite film
    Raman spectra of GO powders, PEDOT film and PEDOT/GO composite film
    Fig. 4. Raman spectra of GO powders, PEDOT film and PEDOT/GO composite film
    Ultraviolet-visible absorbance spectra of GO powders, PEDOT film and PEDOT/GO composite film
    Fig. 5. Ultraviolet-visible absorbance spectra of GO powders, PEDOT film and PEDOT/GO composite film
    XRD spectra of GO powders, PEDOT film and PEDOT/GO composite film
    Fig. 6. XRD spectra of GO powders, PEDOT film and PEDOT/GO composite film
    CV curves of different electrodes at scanning speed of 50mV/s
    Fig. 7. CV curves of different electrodes at scanning speed of 50mV/s
    Nyquist curves of different electrodes
    Fig. 8. Nyquist curves of different electrodes
    Tafel curves of different counter electrodes
    Fig. 9. Tafel curves of different counter electrodes
    J-V curves of different counter electrodes
    Fig. 10. J-V curves of different counter electrodes
    FilmSheet resistance/(Ω·sq-1)
    PEDOT986.73
    PEDOT/GO-1551.24
    PEDOT/GO-2384.26
    PEDOT/GO-3293.43
    PEDOT/GO-4316.17
    PEDOT/GO-5340.85
    Table 1. Sheet resistance of different films
    Counter electrodeJlim/(mA·cm-2)Jo/(mA·cm-2)
    PEDOT1.0200.269
    PEDOT/GO-11.8120.549
    PEDOT/GO-22.0710.754
    PEDOT/GO-32.7821.324
    PEDOT/GO-42.4881.079
    PEDOT/GO-52.0851.017
    Table 2. Tafel parameters of different counter electrodes
    ElectrodeShort-circuit currentdensity/(mA·cm-2)Open circuit voltage/VFill factorPhotoelectric conversionefficiency/%
    PEDOT13.180.660.514.43
    PEDOT/GO-114.060.660.555.12
    PEDOT/GO-214.450.650.635.94
    PEDOT/GO-314.380.640.686.23
    PEDOT/GO-414.340.670.656.17
    PEDOT/GO-514.520.650.524.83
    Table 3. Photoelectric parameters of batteries assembled with different counter electrodes
    Mengjie Liu, Wei Wang, Longyu Yu, Zhenyong Cao, Shan Liu, Zhiwei Jiang. Effects of Graphene Oxide Doping Concentrations on Poly(3,4-Ethylenedioxythiophene) Composite Conductive Films[J]. Laser & Optoelectronics Progress, 2020, 57(23): 231605
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