Journal of Inorganic Materials, Volume. 36, Issue 2, 140(2021)

Progress in Flexible Electrochromic Devices

Huajing FANG1... Zetian ZHAO1, Wenting WU1 and Hong WANG2,* |Show fewer author(s)
Author Affiliations
  • 11. School of Material Science and Engineering, Xi’an Jiaotong University, Xi’an 710049, China
  • 22. Department of Materials Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China
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    Figures & Tables(11)
    W18O49 nanowires and Ag NWs by solvothermal preparation co-assembled on PET substrate to obtain flexible color-changing film[4]
    Flexible sensor based on prussian blue[29]
    Flexible ECD based on PEDOT:PSS_PD electrodes[39]
    Flexible multicolor ECD based on viologen[44]
    Electrochromic performance of the Ag grid/PEDOT: PSS/WO3 film after bending[52]
    ECD on household PE cling wrap[61]
    Stretchable electrochromic supercapacitor[65]
    • Table 1. Performance comparison of inorganic FECD

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      Table 1. Performance comparison of inorganic FECD

      MaterialsSwitching time/sColoration efficiency/(cm2·C-1)Transmittance modulation/%Stability/cyclesBending radius/mmRef.
      W18O4910.3/7.435.760100012[4]
      WO3/Ag/WO311/10.513653300015[10]
      WO33.5/8.460.173.32005[11]
      WO3-NiVOx6/5-42800075[15]
      WO330139491000-[16]
      WO39/1958.9589.73002[17]
      MoO36.2/10.934.727.715011[19]
      NiOx-WO3-20-356012536[22]
      WO3-ZnO6.2/2.880.668.2--[23]
      Prussian blue -WO3<10-52.42250-[28]
    • Table 2. Performance comparison of organic FECD

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      Table 2. Performance comparison of organic FECD

      MaterialsSwitching time/sColoration efficiency/(cm2·C-1)Transmittance modulation/%StabilityBending radius/mmRef.
      PANI40/2022.934200 cycles6[34]
      PANI3.9/2.6180.949500 cycles10[35]
      PEDOT4.1/3.4-2110000 cycles20[38]
      PEDOT: PSS4.6/2429454000 cycles-[39]
      ethyl viologen41/395117.792.160000 s12.5[43]
      monoheptyl-viologen/diheptylviologen/diphenyl-viologen20/3487.3253600 s10[44]
      FeL3.6/7.3299.841250 cycles-[47]
      MEPE2/2644540.1-10[48]
      Poly[Ni(salen)]-type polymer157/145130.488.73000 cycles-[49]
    • Table 3. Performance comparison of inorganic/organic composite FECD

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      Table 3. Performance comparison of inorganic/organic composite FECD

      MaterialsSwitching time/sColoration efficiency/(cm2·C-1)Transmittance modulation/%Stability/cyclesBending radius/mmRef.
      W18O49 NWs-PEDOT:PSS18.2/6.6118.134.3-2.5[50]
      PEDOT:PSS-WO31.9/2.8124.581.9200020[52]
      WO3·2H2O-PEDOT4.4/2.6180.263.1--[53]
      Viologen-TiO28/6226531000-[54]
      Ag NW/Ni(OH)2-PEIE/PEDOT:PSS0.3/0.6517301001[55]
    • Table 4. Performance comparison of stretchable electrochromic devices

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      Table 4. Performance comparison of stretchable electrochromic devices

      MaterialsSwitching time/sColoration efficiency/(cm2·C-1)Transmittance modulation/%StabilityBending radius/mmRef.
      WO3/Ag/PEDOT:PSS/WO31.82/0.75-2330000 s5[61]
      Heptyl Viologen32/4331.8274.5100 cycles4.8[63]
      WO3 nanotube / PEDOT: PSS<1083.937.720000 cycles40[65]
      WO3-PANI4.1/2.175.540500 cycles5[66]
      poly(3-methylthiophene)/Prussian blue1.3/1.2201.617.8180 cycles2.5[67]
      copolymer DFTPA-PI-MA5.3/12.282.260100 cycles-[69]
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    Huajing FANG, Zetian ZHAO, Wenting WU, Hong WANG. Progress in Flexible Electrochromic Devices[J]. Journal of Inorganic Materials, 2021, 36(2): 140

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    Paper Information

    Category: TOPLCAL SECTION: Electrochromic Materials and Devices (Contributing Editor: DIAO Xungang, WANG Jinmin)

    Received: Feb. 16, 2020

    Accepted: --

    Published Online: Nov. 24, 2021

    The Author Email: WANG Hong (wangh6@sustech.edu.cn)

    DOI:10.15541/jim20200073

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