A facile and rapid process to fabricate platinum counter electrode in dye-sensitized solar cell using nanosecond pulsed laser sintering at room temperature

  • Tae Yeon Kang
  • , Kicheon Yoo
  • , Jin Ah Lee
  • , Wonjoo Lee
  • , Kyungkon Kim
  • , Doh Kwon Lee
  • , Honggon Kim
  • , Min Jae Ko

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

To fabricate the platinum (Pt) counter electrode in dye-sensitized solar cells (DSSCs), rapid and low sintering process was carried out using nanosecond pulsed laser sintering (LS) method based on third harmonic (355 nm) of an Nd:YAG laser at room temperature. The surface morphology of LS-Pt on fluorine-doped tin oxide (FTO) electrode showed thin and compact structure, consisting of particles size of ~10-30 nm and thickness of below 30 nm. The DSSCs with the LS-Pt/FTO counter electrodes displayed the power conversion efficiency of 4.4% with short-circuit current = 9.07 mA/cm2, open-circuit voltage = 0.79 V and fill factor = 61.3.

Original languageEnglish
Pages (from-to)5309-5312
Number of pages4
JournalJournal of Nanoscience and Nanotechnology
Volume14
Issue number7
DOIs
StatePublished - Jul 2014

Keywords

  • Counter Electrode
  • Dye-Sensitized Solar Cell
  • Laser Sintering
  • Low Temperature Process
  • Rapid Sintering

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