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2D hole gas seen

A p-type metallic sheet forms between two oxide insulators, LaAlO3 and SrTiO3. Suppression of oxygen vacancies in SrTiO3 plays a critical role in forming this sheet.

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  1. Ohtomo, A. & Hwang, H. Y. Nature 427, 423–426 (2004).

    Article  CAS  Google Scholar 

  2. Reyren, N. et al. Science 317, 1196–1199 (2007).

    Article  CAS  Google Scholar 

  3. Brinkman, A. et al. Nat. Mater. 6, 493–496 (2007).

    Article  CAS  Google Scholar 

  4. Nakagawa, N., Hwang, H. Y. & Muller, D. A. Nat. Mater. 5, 204–209 (2006).

    Article  CAS  Google Scholar 

  5. Huijben, M. et al. Nat. Mater. 5, 556–560 (2006).

    Article  CAS  Google Scholar 

  6. Pentcheva, R. et al. Phys. Rev. Lett. 104, 166804 (2010).

    Article  CAS  Google Scholar 

  7. Lee, H. et al. Nat. Mater.

  8. Chen, H., Kolpak, A. M. & Ismail-Beigi, S. Phys. Rev. B 79, 161402(R) (2009).

    Article  Google Scholar 

  9. Kalabukhov, A. et al. Phys. Rev. B 75, 121404 (2007).

    Article  Google Scholar 

  10. Chen, Y. Z. et al. Nat. Mater. 14, 801–806 (2015).

    Article  CAS  Google Scholar 

  11. Trier, F. et al. Phys. Rev. Lett. 117, 096804 (2016).

    Article  Google Scholar 

  12. Lozovik, Yu. E. & Yudson, V. I. Zh. Eksp. Teor. Fiz. 71, 738–753 (1976).

    Google Scholar 

Download references

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Correspondence to Yunzhong Chen or Nini Pryds.

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Chen, Y., Pryds, N. 2D hole gas seen. Nature Mater 17, 215–216 (2018).

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