1. Department
of Chemistry, School of Natural and Computing Sciences, University of Aberdeen, Meston Building, Old Aberdeen AB24 3UE, United Kingdom
2. Liquid
Crystal Institute and Chemical Physics Interdisciplinary Program, Kent State University, Kent, Ohio 44242, United States
3. Department
of Physics, Kent State University, Kent, Ohio 44242, United States
4. School of
Engineering, University of Aberdeen, King’s College, Aberdeen AB24 3UE, United Kingdom