Charge transmission and recombination in the dye-sensitized solar cells based on Mn-doped TiO2 thin films

Qiuping Liu, Yang Zhou, Huijuan Huang, Quanjiang Guo, Xianhui Zhao, Lin Yuan

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Mn salts[MnSO4]-doped TiO2 electrodes thin film was synthesized by the hydrothermal method. To prepare the working electrode, The TiO2 or Mn-doped TiO2 slurry was coated onto the fluorine-doped tin oxide glass substrate by the doctor blade method and was then sintered at 450 °C. X-ray photoelectron spectroscopy (XPS) data indicated that the doped Mn ions exist in forms of Mn7+. This study show a photovoltaic efficiency of 5.15%, which is higher than that of the undoped TiO2 thin film (4.14%) and increase photovoltage and fill factors by 13.2% from 455 mV to 515mV, 39.3% from 499 to 695 respectively.

Original languageEnglish
Title of host publicationMaterials for Energy Conversion and Storage
PublisherTrans Tech Publications Ltd
Pages53-56
Number of pages4
ISBN (Print)9783037854617
DOIs
StatePublished - 2012
Externally publishedYes
Event2012 International Workshop on Materials for Energy Conversion and Storage - Shenzhen, China
Duration: Mar 23 2012Mar 25 2012

Publication series

NameKey Engineering Materials
Volume519
ISSN (Print)1013-9826
ISSN (Electronic)1662-9795

Conference

Conference2012 International Workshop on Materials for Energy Conversion and Storage
Country/TerritoryChina
CityShenzhen
Period03/23/1203/25/12

Keywords

  • Charge recombination
  • Electron lifetime
  • Mn-doped film
  • Solar cells
  • Transport time

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