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Semitransparent Perovskite Solar Cells with Enhanced Light Utilization Efficiencies by Transferable Ag Nanogrid Electrodes.
Lee, Jieun; Shin, Beomjune; Kim, Seongheon; Cho, Seong Ho; Jung, Yonghoon; Park, Ki-Tae; Son, Changgyun; Chu, Young Ho; Ryu, Da Gil; Yoon, Sunggun; Choi, Munkyeong; Kim, Ho-Young; Lee, Yun Seog.
Afiliación
  • Lee J; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Shin B; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Kim S; George W. Woodruff School of Mechanical Engineering, Institute for Electronics and Nanotechnology, Georgia Institute of Technology, Atlanta, Georgia 30332, United States.
  • Cho SH; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Jung Y; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Park KT; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Son C; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Chu YH; Department of Energy Resources Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Ryu DG; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Yoon S; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Choi M; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Kim HY; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
  • Lee YS; Department of Mechanical Engineering, Seoul National University, Seoul 08826, Republic of Korea.
ACS Appl Mater Interfaces ; 13(49): 58475-58485, 2021 Dec 15.
Article en En | MEDLINE | ID: mdl-34855365
Solar cells that are semitransparent and highly efficient can find diverse applications in automobile windows, building walls, and wearable devices. Here, we present a semitransparent perovskite thin-film solar cell with an Ag nanogrid transparent electrode, where electrospun poly(ethylene oxide) (PEO) nanofibers are used as an etching mask. Directional electrospinning has allowed us to obtain a grid-shaped electrode of well-aligned Ag nanogrids. The performance of transparent electrodes can be controlled by the electrospinning conditions and the choice of substrate materials. We theoretically analyze the transmittance and sheet resistance of the electrode. Furthermore, transferable Ag nanogrid transparent electrodes are fabricated on poly(dimethylsiloxane) (PDMS) substrates for application in semitransparent perovskite solar cells. Using an electrode that shows a high transmittance (92.7%) with a low sheet resistance (18.0 Ω·sq-1), a semitransparent perovskite thin-film solar cell demonstrates average visible wavelength transmittance, power conversion efficiency, and light utilization efficiency rates as high as 25.2, 12.7, and 3.21%, respectively.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: ACS Appl Mater Interfaces Asunto de la revista: BIOTECNOLOGIA / ENGENHARIA BIOMEDICA Año: 2021 Tipo del documento: Article Pais de publicación: Estados Unidos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: ACS Appl Mater Interfaces Asunto de la revista: BIOTECNOLOGIA / ENGENHARIA BIOMEDICA Año: 2021 Tipo del documento: Article Pais de publicación: Estados Unidos