Fabrication of anti-reflection structure on protective layer of solar cells by hot-embossing method

Kang Soo Han, Hyunju Lee, Donghwan Kim, Heon Lee

    Research output: Contribution to journalArticlepeer-review

    102 Citations (Scopus)

    Abstract

    As an effective method of increasing its total conversion efficiency, the protective layer of solar cells was patterned with a nano-sized moth-eye structure. This pattern with its special shape and size serves as an anti-reflective layer. To form a pattern on the PVC film, the hot-embossing method was used. Moreover, a polyvinyl chloride (PVC) film patterned on both sides was also fabricated to improve the performance of anti-reflection functionality. A solar cell with a patterned PVC film as a protective layer exhibited higher quantum efficiency and total conversion efficiency than a solar cell with a bare PVC film as a protective layer.

    Original languageEnglish
    Pages (from-to)1214-1217
    Number of pages4
    JournalSolar Energy Materials and Solar Cells
    Volume93
    Issue number8
    DOIs
    Publication statusPublished - 2009 Aug

    Bibliographical note

    Funding Information:
    We thank Dr. Nam-Gyu Park (Materials Science & Technology Division, Korea Institute of Science and Technology) for helpful technical support. This work was supported by New & Renewable Energy R&D program (Grant no. 2007-N-PV08-P-02-0-000-2007) under the Korea Ministry of Commerce, Industry and Energy (MOCIE), Korea Industrial Technology Foundation (KOTEF) through the Human Resource Training Project for Strategic Technology and the Seoul Fellowship.

    Keywords

    • Anti-reflection
    • Hot embossing
    • Moth eye
    • Quantum efficiency
    • Solar cell

    ASJC Scopus subject areas

    • Electronic, Optical and Magnetic Materials
    • Renewable Energy, Sustainability and the Environment
    • Surfaces, Coatings and Films

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