Revealing beyond-mean-field correlations in a nuclear ensemble via a proxy qubit

Dorian A. Gangloff, Leon Zaporski, Jonathan H. Bodey, Clara Bachorz, Daniel M. Jackson, Gabriel Éthier-Majcher, Constantin Lang, Edmund Clarke, Maxime Hugues, Claire Le Gall1,†, and Mete Atatüre1,† Cavendish Laboratory, University of Cambridge, JJ Thomson Avenue, Cambridge, CB3 0HE, UK EPSRC National Epitaxy Facility, University of Sheffield, Broad Lane, Sheffield, S3 7HQ, UK Université Côte d’Azur, CNRS, CRHEA, rue Bernard Gregory, 06560 Valbonne, France