A green approach for direct growth of CdS nanoparticles network in poly(3-hexylthiophene-2,5-diyl) polymer film for hybrid photovoltaic

R. K. Bhardwaj, H. S. Kushwaha, J. Gaur, T. Upreti, V. Bharti, V. Gupta, N. Chaudhary, G. D. Sharma, K. Banerjee, S. Chand

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

We demonstrate a high yielding green approach for the synthesis of CdS nanoparticles network in poly(3-hexylthiophene-2,5-diyl) (P3HT) polymer film. Triethyl amine has been used as a co-ligand instead of a highly poisonous pyridine to synthesize xanthate functionalized Cd(II) ion in high yields under ambient conditions. There was a significant decrease in the band gap of P3HT from 2.2 eV to 1.85 eV in P3HT:CdS composite, which has not been observed previously. The TEM image shows that in-situ synthesized CdS nanoparticles are evenly distributed in the P3HT network and a significant photoluminescence quenching of P3HT with CdS suggests its potential application for photovoltaic devices.

Original languageBritish English
Pages (from-to)195-197
Number of pages3
JournalMaterials Letters
Volume89
DOIs
StatePublished - 15 Dec 2012

Keywords

  • Cadmium sulphide
  • In situ growth
  • Nanocomposite
  • Nanoparticle
  • Photovoltaic
  • Poly(3-hexylthiophene)

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