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United in a monolayer

Recent experiments demonstrate that effects arising from quantum geometrical phases and band structure topology can coexist in two-dimensional materials, and can be addressed via optoelectronic experiments.

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Fig. 1: Circular photogalvanic effect in monolayers of WTe2.
Fig. 2: Crystal structure and Berry curvature.


  1. Berry, M. V. Proc. R. Soc. Lond. A 392, 45–57 (1984).

    Article  ADS  Google Scholar 

  2. Xiao, D., Chang, M.-C. & Niu, Q. Rev. Mod. Phys. 82, 1959–2007 (2010).

    Article  ADS  Google Scholar 

  3. Thouless, D. J., Kohmoto, M., Nightingale, M. P. & den Nijs, M. Phys. Rev. Lett. 49, 405–408 (1982).

    Article  ADS  Google Scholar 

  4. Kane, C. L. & Mele, E. J. Phys. Rev. Lett. 95, 226801 (2005).

    Article  ADS  Google Scholar 

  5. Xu, S.-Y. et al. Nat. Phys. (2018).

  6. Qian, X., Liu, J., Fu, L. & Li, J. Science 346, 1344–1347 (2014).

    Article  ADS  Google Scholar 

  7. Ganichev, S. D. & Prettl, W. J. Phys. Condens. Matter 15, R935 (2003).

    Article  ADS  Google Scholar 

  8. Seifert, P. et al. Nat. Commun. 9, 331 (2018).

    Article  ADS  Google Scholar 

  9. Yao, W., Xiao, D. & Niu, Q. Phys. Rev. B 77, 235406 (2008).

    Article  ADS  Google Scholar 

  10. de Juan, F., Grushin, A. G., Morimoto, T. & Moore, J. E. Nat. Commun. 8, 15995 (2017).

    Article  ADS  Google Scholar 

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Correspondence to Alexander W. Holleitner or Paul B. Seifert.

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Holleitner, A.W., Seifert, P.B. United in a monolayer. Nature Phys 14, 879–880 (2018).

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