An excitonic Bose–Einstein condensate has so far been realized only in particular semiconductor heterostructure setups. Now, experiments show that such condensates can form in double graphene bilayers separated by hexagonal boron nitride.
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References
Blatt, J. M., Böer, K. W. & Brandt, W. Phys. Rev. 126, 1691–1692 (1962).
Keldysh, L. V. & Kopaev, Y. V. Sov. Phys. Solid State 6, 2219–2224 (1965).
Littlewood, P. B. et al. J. Phys. Condens. Matter 16, S3597 (2004).
Eisenstein, J. P. & MacDonald, A. H. Nature 432, 691–694 (2004).
Liu, X., Watanabe, K., Taniguchi, T., Halperin, B. I. & Kim, P. Nat. Phys. 13, 746–750 (2017).
Li, J. I. A., Taniguchi, T., Watanabe, K., Hone, J. & Dean, C. R. Nat. Phys. 13, 751–755 (2017).
Geim, A. K. & Grigorieva, I. V. Nature 499, 419–425 (2013).
Kellogg, M., Spielman, I. B., Eisenstein, J. P., Pfeiffer, L. N. & West, K. W. Phys. Rev. Lett. 88, 126804 (2002).
Kellogg, M., Eisenstein, J. P., Pfeiffer, L. N. & West, K. W. Phys. Rev. Lett. 93, 036801 (2004).
Tutuc, E., Shayegan, M. & Huse, D. A. Phys. Rev. Lett. 93, 036802 (2004).
Nandi, D., Finck, A. D. K., Eisenstein, J. P., Pfeiffer, L. N. & West, K. W. Nature 488, 481–484 (2012).
Lozovik, Y. E. & Yudson, V. I. JETP Lett. 22, 274–276 (1975).
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Muraki, K. Exciting double bilayers. Nature Phys 13, 726–728 (2017). https://doi.org/10.1038/nphys4163
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DOI: https://doi.org/10.1038/nphys4163
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