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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