Molecular design for improved photovoltaic efficiency: band gap and absorption coefficient engineering

Rajib Mondal, Sangwon Ko, Joseph E. Norton, Nobuyuki Miyaki, Héctor A. Becerril, Eric Verploegen, Michael F. Toney, Jean‐Luc Brédas, Michael D. McGehee, Zhenan Bao

Journal of Materials Chemistry · 2009 · 74 citations · 28 references

Concepts

Abstract

Removing the adjacent thiophene groups around the acceptor core in low band gap polymers significantly enhances solar cell efficiency through increasing the optical absorption and raising the ionization potential of the polymer.

References

28