차세대 다기능 전기변색 소자

Next-Generation Multifunctional Electrochromic Devices

  • 윤태용 (서울시립대학교 화학공학과) ;
  • 문홍철 (서울시립대학교 화학공학과)
  • Yun, Tae Yong (Department of Chemical Engineering, University of Seoul) ;
  • Moon, Hong Chul (Department of Chemical Engineering, University of Seoul)
  • 발행 : 2020.04.30

초록

전기변색 물질은 전압을 인가하였을 때 산화-환원 반응을 통해 흡수도나 투과도 같은 광학적 물성 변화를 보인다. 이러한 전기변색 물질에 기반한 전기변색 소자는 높은 투과도 변화, 낮은 구동 전압, 간단한 소자 구조 등 다양한 장점을 가지고 있어 차세대 투명 디스플레이로 각광받고 있다. 최근에는 이러한 전기변색 소자에 변색 특성 이외에 유연성 및 에너지 저장성 등 다양한 기능을 추가하는 연구가 활발하게 이루어지고 있다. 본 기고문에서는 전기변색 소자의 기본적인 구동 원리 및 다기능 개발 동향 등에 대해 알아보고자 한다.

키워드

참고문헌

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  16. J. Cho, T. Y. Yun, H. Y. Noh, S. H. Baek, M. Nam, B. Kim, H. C. Moon, and D.-H. Ko, Semitransparent energy-storing functional photovoltaics monolithically integrated with electrochromic supercapacitors, Adv. Funct. Mater., DOI:10.1002/adfm.201909601 (2020).