Fabrication of perovskite solar cell with high short-circuit current density (J SC) using moth-eye structure of SiO X

Sucheol Ju, Minseop Byun, Minjin Kim, Junho Jun, Daihong Huh, Dong Suk Kim, Yimhyun Jo, Heon Lee

Research output: Contribution to journalArticlepeer-review

12 Citations (Scopus)

Abstract

The performance of solar cells is determined by three factors: the open-circuit voltage (VOC), short-circuit current density (JSC), and fill factor (FF). The VOC and FF are determined by the material bandgap and the series/shunt resistance, respectively. However, JSC is determined by the amount of incident light in addition to the bandgap of the material. In this study, a moth-eye pattern was formed on a glass surface via direct printing to increase the amount of incident light and thus increase JSC. The moth-eye pattern is a typical antireflection pattern that reduces the reflection by gradually increasing the refractive index. A flat perovskite solar cell (F-PSC) and a moth-eye patterned perovskite solar cell (M-PSC) had JSC values of 23.70 and 25.50 mA/cm2, respectively. The power-conversion efficiencies of the F-PSC and M-PSC were 19.81% and 21.77%, respectively. [Figure not available: see fulltext.].

Original languageEnglish
Pages (from-to)1156-1161
Number of pages6
JournalNano Research
Volume13
Issue number4
DOIs
Publication statusPublished - 2020 Apr 1

Keywords

  • direct printing
  • hydrogen silsesquioxane
  • moth-eye pattern
  • perovskite solar cells

ASJC Scopus subject areas

  • Materials Science(all)
  • Electrical and Electronic Engineering

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