1. Department of Physics, Cavendish Laboratory, University of Cambridge, Cambridge CB3 0HE, UK.
2. Department of Chemistry, University of Victoria, Victoria, BC V8P 5C2, Canada.
3. School of Chemistry, University of Bristol, Bristol BS8 1TS, UK.
4. Laboratory for Chemistry of Novel Materials, University of Mons, Mons 7000, Belgium.
5. MacDiarmid Institute for Advanced Materials and Nanotechnology and School of Chemical and Physical Sciences, Victoria University of Wellington, Wellington 6010, New Zealand.
6. School of Chemical and Process Engineering and School of Chemistry, University of Leeds, Leeds LS2 9JT, UK.
7. Electron Physical Science Imaging Centre, Diamond Light Source Ltd., Oxfordshire OX11 0DE, UK.
8. Center for Chemistry of Novel & High-Performance Materials, and Department of Chemistry, Zhejiang University, Hangzhou 310027, China.
9. Robinson Research Institute, Faculty of Engineering, Victoria University of Wellington, Wellington 6012, New Zealand.
10. The Dodd-Walls Centre for Photonic and Quantum Technologies, Dunedin 9016, New Zealand.