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Keywords:

  • hybrid solar cell;
  • interface modification;
  • metal-free organic dye;
  • polythiophene;
  • solid-state dye-sensitized solar cell
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Highly efficient nanoporous TiO2-polythiophene hybrid solar cells are reported. A metal-free organic dye (D102) is employed to modify the TiO2/polythiophene interface. Results indicate dye and interfacial engineering are crucial for highly efficient TiO2/P3HT hybrid solar cells.