* Corresponding authors

^a Centre for Materials Physics, Durham University, South Road, Durham DH1 3LE, UK
E-mail: benjamin.m.huddart@durham.ac.uk

^b Department of Physics, University of Warwick, Gibbet Hill Road, Coventry, UK

^c Department of Chemistry and Biochemistry, University of Bern, Freiestrasse 3, Bern, Switzerland

^d Laboratory for Neutron Scattering and Imaging, Paul Scherrer Institut, CH-5232 Villigen PSI, Switzerland

^e Department of Physics, Clarendon Laboratory, University of Oxford, Parks Road, Oxford OX1 3PU, UK

^f ISIS Pulsed Muon Facility, STFC Rutherford Appleton Laboratory, Chilton, Didcot, UK

^g National High Magnetic Field Laboratory, Los Alamos National Laboratory, MS-E536, Los Alamos, New Mexico 87545, USA

^h Polytechnic of Milan, Department of Chemistry, Materials and Chemical Engineering, via Mancinelli 7 20131, Milan, Italy

ⁱ Department of Chemistry and Biochemistry, Eastern Washington University, Cheney, Washington 99004, USA
E-mail: jmanson@ewu.edu