In a gate defined quantum dot in Bernal bilayer graphene, a combination of spin and valley protection diminishes spin relaxation drastically and yields a lifetime of 38 seconds.
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Fig. 1: A Kramers qubit in Bernal bilayer graphene.
References
Novoselov, K. S. et al. Science 306, 666–669 (2004).
ArticlePubMedCASGoogle Scholar
Denisov, A. O. et al. Nat. Nanotechnol.https://doi.org/10.1038/s41565-025-01858-8 (2025).
Muhonen, J. T. et al. Nat. Nanotechnol. 9, 986–991 (2014).
ArticlePubMedCASGoogle Scholar
Philips, S. G. J. et al. Nature 609, 919–924 (2022).
ArticlePubMedPubMed CentralCASGoogle Scholar
Wang, C.-A. et al. Science 385, 447–452 (2024).
ArticlePubMedCASGoogle Scholar
Banszerus, L. et al. Nature 618, 51–56 (2023).
ArticlePubMedCASGoogle Scholar
Camenzind, L. C. et al. Nat. Commun. 9, 3454 (2018).
ArticlePubMedPubMed CentralGoogle Scholar
Hjelt, K. & Döscher, H. Nat. Electron. 7, 844–846 (2024).
ArticleGoogle Scholar
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QuTech and Kavli Institute of Nanoscience, Delft University of Technology, Delft, The Netherlands
Anasua Chatterjee
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Anasua Chatterjee
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Correspondence to Anasua Chatterjee.
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Chatterjee, A. Kramers versus Kramers makes a stable qubit. Nat. Nanotechnol. (2025). https://doi.org/10.1038/s41565-025-01876-6
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Published:14 March 2025
DOI:https://doi.org/10.1038/s41565-025-01876-6
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