About the Authors

Elena Boto

Affiliation Sir Peter Mansfield Imaging Centre, School of Physics and Astronomy, University of Nottingham, University Park, NG7 2RD, Nottingham, United Kingdom

Richard Bowtell

Affiliation Sir Peter Mansfield Imaging Centre, School of Physics and Astronomy, University of Nottingham, University Park, NG7 2RD, Nottingham, United Kingdom

Peter Krüger

Affiliation Midlands Ultracold Atom Research Centre, School of Physics and Astronomy, University of Nottingham, University Park, NG7 2RD, Nottingham, United Kingdom

T. Mark Fromhold

Affiliation Midlands Ultracold Atom Research Centre, School of Physics and Astronomy, University of Nottingham, University Park, NG7 2RD, Nottingham, United Kingdom

Peter G. Morris

Affiliation Sir Peter Mansfield Imaging Centre, School of Physics and Astronomy, University of Nottingham, University Park, NG7 2RD, Nottingham, United Kingdom

Sofie S. Meyer

Affiliation Wellcome Trust Centre for Neuroimaging, University College London, 12 Queen Square, WC1N 3BG, London, United Kingdom

Gareth R. Barnes

Affiliation Wellcome Trust Centre for Neuroimaging, University College London, 12 Queen Square, WC1N 3BG, London, United Kingdom

Matthew J. Brookes

matthew.brookes@nottingham.ac.uk

Affiliation Sir Peter Mansfield Imaging Centre, School of Physics and Astronomy, University of Nottingham, University Park, NG7 2RD, Nottingham, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MJB GRB RB PM TMF PK. Performed the experiments: EB SSM MJB. Analyzed the data: EB SSM MJB. Contributed reagents/materials/analysis tools: EB SSM MJB. Wrote the paper: EB RB PK TMF PM GRB MJB.