• Title/Summary/Keyword: Solar energy harvesting

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Development of Energy Harvesting Hybrid system consisted of Electrochromic Device and Dye-Sensitized Solar Cell using Nano Particle Deposition System (나노 입자 적층 시스템(NPDS)을 이용한 염료 감응 태양전지 - 전기 변색 통합 소자 및 에너지 하베스팅 시스템에 대한 연구)

  • Kim, Kwangmin;Kim, Hyungsub;Choi, Dahyun;Lee, Minji;Park, Yunchan;Chu, Wonshik;Chun, Dooman;Lee, Caroline Sunyong
    • Journal of the Microelectronics and Packaging Society
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    • v.23 no.2
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    • pp.65-71
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    • 2016
  • In this study, Antimony Tin Oxide (ATO) ion storage layer and $TiO_2$ working electrode were fabricated using Nano Particle Deposition System. NPDS is the cutting-edge technology among the dry deposition methods. Accelerated particles are deposited on the substrate through the nozzle using NPDS. The thicknesses for coated layers were measured and layer's morphology was acquired using SEM. The fabricated electrochromic cell's transmittance was measured using UV-Visible spectrometer and power source at 630 nm. As a result, the integrated electrochromic/DSSC hybrid system was successfully fabricated as an energy harvesting system. The fabricated electrochromic cell was self-operated using DSSC as a power source. In conclusion, the electrochromic cell was operated for 500 cycles, with 49% of maximum transmittance change. Also the photovoltaic efficiency for DSSC was measured to be 2.55% while the electrochromic cell on the integrated system had resulted in 26% of maximum transmittance change.