Author Affiliations

D. O’Brien,^1,2 M.S. Weaver,^1,2 M. Pavier,^1,2 A. Bleyer,^1,2 D.G. Lidzey,^1,2 S.J. Martin,^1,2 A. Tajbakhsh,² M.A. Pate,³ Sun Meng,⁴ T.A. Fisher,¹ T. Richardson,^1,2 T.M. Searle,¹ M.S. Skolnick,¹ and D.D.C. Bradley^1,2,*

¹Department of Physics, University of Sheffield, Hicks Building, Hounsfield Road, Sheffield S3 7RH

²Centre for Molecular Materials, University of Sheffield, Hicks Building, Hounsfield Road, Sheffield S3 7RH

³Department of Electronic and Electrical Engineering, University of Sheffield, Mappin Street, Sheffield S1 3JD

⁴Department of Macromolecular Science, Fudan University, Shanghai 200433, China

^*Corresponding author: D.Bradley@Sheffield.ac.uk