Skip to main content

Thank you for visiting You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.

Organic photovoltaics

Strong absorption in stiff polymers

Greater rigidity of conjugated polymer backbones increases their light-harvesting ability, making them better performers in solar-cell applications.

This is a preview of subscription content, access via your institution

Access options

Rent or buy this article

Prices vary by article type



Prices may be subject to local taxes which are calculated during checkout

Figure 1: Plot of experimentally measured optical extinction coefficients for conjugated polymers with varying persistence lengths (increasing from the light blue to the dark blue curve).


  1. Thompson, B. C. & Fréchet, J. M. J. Angew. Chem. Int. Ed. 47, 58–77 (2007).

    Article  Google Scholar 

  2. Dou, L., Liu, Y., Hong, Z., Li, G. & Yang, Y. Chem. Rev. 115, 12633–12665 (2015).

    Article  CAS  Google Scholar 

  3. Duan, C., Huang, F. & Cao, Y. J. Mater. Chem. 22, 10416–10434 (2012).

    Article  CAS  Google Scholar 

  4. Liu, C., Wang, K., Gong, X. & Heeger, A. J. Chem. Soc. Rev. (2016).

  5. Vezie, M. S. et al. Nature Mater. 15, 746–753 (2016).

    Article  CAS  Google Scholar 

Download references

Author information

Authors and Affiliations


Corresponding author

Correspondence to John Grey.

Rights and permissions

Reprints and Permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Grey, J. Strong absorption in stiff polymers. Nature Mater 15, 705–706 (2016).

Download citation

  • Published:

  • Issue Date:

  • DOI:

This article is cited by


Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing