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Washing away barriers


Light-weight and stretchable, organic photovoltaics offer unique integration prospects. Now, organic solar cells and modules can also be washed while maintaining good photoconversion efficiencies.

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Fig. 1: Photovoltaic market categorized according to power and area demand.


  1. 1.

    Gaudiana, R. & Brabec, C. Nat. Photon 2, 287–289 (2008).

    Article  Google Scholar 

  2. 2.

    Jinno, H. et al. Nat. Energy. (2017).

    Google Scholar 

  3. 3.

    Green, M.  A. et al. Progr. Photovolt. Res. Appl. 25, 668–676 (2017).

    Article  Google Scholar 

  4. 4.

    Zhao, W. et al. J. Am. Chem. Soc. 139, 7148–7151 (2017).

  5. 5.

    Heliatek sets new Organic Photovoltaic world record efficiency of 13.2%. Heliatek (8 February 2016);

  6. 6.

    Baran, D. et al. Nat. Mater. 16, 363–369 (2017).

    Article  Google Scholar 

  7. 7.

    Hsu, P. et al. Nat. Commun. 4, 2522 (2013).

    Article  Google Scholar 

  8. 8.

    Kubis, P. et al. Progr. Photovolt. Res. Appl. 23, 238–246 (2015).

    Article  Google Scholar 

  9. 9.

    Machui, F. et al. Energy Environ. Sci. 7, 2792–2802 (2014).

    Article  Google Scholar 

  10. 10.

    Zhou, Y. Sci. Rep. 3, 1536 (2013).

    Article  Google Scholar 

  11. 11.

    Branker, K., Pathak, M.  J.  M. & Pearce, J.  M. Renew. Sustain. Energy Rev. 15, 4470–4482 (2011).

    Article  Google Scholar 

  12. 12.

    Kaltenbrunner, M. et al. Nature 499, 458–463 (2013).

    Article  Google Scholar 

  13. 13.

    Cnops, K. et al. Organic photovoltaic cell relying on energy transfer with over 20% efficiency in indoor lighting. In Proc. 2014 IEEE 40th Photovoltaic Specialist Conference (PVSC) 143–146 (IEEE, 2014).

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Correspondence to Christoph J. Brabec.

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Li, N., Brabec, C.J. Washing away barriers. Nat Energy 2, 772–773 (2017).

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