Journal of Inorganic Materials, Volume. 37, Issue 8, 883(2022)

Cu3(HHTP)2 Film-based Ionic-liquid Electrochromic Electrode

Xiaoyu ZHANG... Yongsheng LIU, Ran LI, Yaogang LI, Qinghong ZHANG, Chengyi HOU, Kerui LI* and Hongzhi WANG* |Show fewer author(s)
Author Affiliations
  • State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, College of Materials Science and Engineering, Donghua University, Shanghai 201620, China
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    Figures & Tables(6)
    Characterization of Cu3(HHTP)2 films
    XPS spectrum and poresize distribution of Cu3(HHTP)2
    (a) Transmittance at 800 nm wavelength for Cu3(HHTP)2 films with different thicknesses at constant voltages of -0.9 and 0.4 V in [EMIm]BF4 with inset photos showing 20C film at -0.9 V and 0.4 V ; (b) UV-Vis transmission spectra of 20C films measured in various electrolytes at wavelength from 300 to 800 nm; (c) Temporal response of the transmittance of 20C films measured in various electrolytes; (d) Coloring efficiencies of 20C films in various electrolytes, respectively
    Cyclic voltammetry curves of 20C films at scan rates from 10 to 70 mV∙s-1 in (a) LiClO4/PC, (b) NaClO4/PC solution, (c) [EMIm]BF4, and (d) [BMIm]BF4 with inset showing peak current at different scan rates (ip) as a function of square root of the scan rate (V1/2)); (e) Nyquist impedance data (dots) and corresponding fitting results (lines) of 20C films in various electrolytes, respectively with inset showing corresponding equivalent circuit; (f) Calculated diffusion coefficients of 20C films in various electrolytes from electrochemical impedance spectroscopy and cyclic voltammetry, respectively
    Photos of (a) bleaching state and (b) coloring state of Cu3(HHTP)2 EC device, and (c) UV-Vis transmission spectra of Cu3(HHTP)2 EC devices at voltages of +3 and -3 V
    (a) Structure diagram of Cu3(HHTP)2 and poly (3,4-ethylene dioxythiophene) (PEDOT) electrochromic multiple device, and (b) UV-Vis transmission spectra of multiple devices at voltages of +3 and -3 V
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    Xiaoyu ZHANG, Yongsheng LIU, Ran LI, Yaogang LI, Qinghong ZHANG, Chengyi HOU, Kerui LI, Hongzhi WANG. Cu3(HHTP)2 Film-based Ionic-liquid Electrochromic Electrode [J]. Journal of Inorganic Materials, 2022, 37(8): 883

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    Paper Information

    Category: RESEARCH ARTICLE

    Received: Feb. 28, 2022

    Accepted: --

    Published Online: Jan. 10, 2023

    The Author Email: LI Kerui (likr@dhu.edu.cn), WANG Hongzhi (wanghz@dhu.edu.cn)

    DOI:10.15541/jim20220097

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