• 제목/요약/키워드: ${\gamma}$-Butylrolactone (GBL)

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Improvement in Long-Term Stability and Photovoltaic Performance of UV Cured Resin Polymer Gel Electrolyte for Dye-Sensitized Solar Cell

  • Park, Geun Woo;Hwang, Chul Gyun;Jung, Jae Won;Jung, Young Mee
    • Bulletin of the Korean Chemical Society
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    • 제33권12호
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    • pp.4093-4097
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    • 2012
  • We introduced a new UV-cured resin polymer gel as an electrolyte for dye-sensitized solar cells (DSSCs) that is cured with UV irradiation to form a thin film of UV-cured resin polymer gel in the cells. The gel film was characterized and its potential for use as an electrolyte in DSSCs was investigated. This new UV-cured resin polymer gel was successfully applied as a gel polymer electrolyte in DSSCs overcoming the problems associated with the liquid electrolytes in typical DSSCs. The effect of ${\gamma}$-butylrolactone (GBL) on the long-term stability and photovoltaic performance in DSSCs using this UV-cured resin polymer gel electrolyte was also investigated. The results of the energy conversion efficiency, ionic conductivity and Raman spectra of the UV-cured resin polymer gel electrolyte with the addition of 6 wt % GBL to the UV-cured resin polymer electrolyte showed good long-term stability and photovoltaic performance for the DSSCs with the UV-cured polymer gel electrolyte.