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Oil droplets cut to the chase

Interactions between two bodies that are both attractive and repulsive — such as predators chasing prey — are common in nature. Similar chasing behaviour has now been engineered in self-propelling microdroplets and controlled through fundamental physical and chemical mechanisms.

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Fig. 1: ‘Predator–prey’ chasing in a binary system of active droplets.


  1. Maass, C. C., Krüger, C., Herminghaus, S. & Bahr, C. Annu. Rev. Condens. Matter Phys. 7, 171–193 (2016).

    Article  CAS  Google Scholar 

  2. Meredith, C. H. et al. Nat. Chem. (2020).

  3. Cira, N. J., Benusiglio, A. & Prakash, M. Nature 519, 446–450 (2015).

    Article  CAS  Google Scholar 

  4. Moerman, P. G. et al. Phys. Rev. E 96, 032607 (2017).

    Article  Google Scholar 

  5. Jin, C., Krüger, C. & Maass, C. C. Proc. Natl Acad. Sci. USA 114, 5089–5094 (2017).

    Article  CAS  Google Scholar 

  6. Carroll, B. J. J. Colloid Interface Sci. 79, 126–135 (1981).

    Article  CAS  Google Scholar 

  7. Bibette, J., Roux, D. & Nallet, F. Phys. Rev. Lett. 65, 2470–2473 (1990).

    Article  CAS  Google Scholar 

  8. Soto, R. & Golestanian, R. Phys. Rev. E 91, 052304 (2015).

    Article  Google Scholar 

  9. Gao, W., Pei, A., Feng, X., Hennessy, C. & Wang, J. J. Am. Chem. Soc. 135, 998–1001 (2013).

    Article  CAS  Google Scholar 

  10. Buttinoni, I. et al. Phys. Rev. Lett. 110, 238301 (2013).

    Article  Google Scholar 

Download references

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Correspondence to Corinna C. Maass.

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Maass, C.C. Oil droplets cut to the chase. Nat. Chem. 12, 1091–1093 (2020).

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