a
Department of Physics, Material Science and Engineering Program, Department of Electrical, Computer, & Energy Engineering, and Liquid Crystal Materials Research Center, University of Colorado, Boulder, USA
E-mail: Ivan.Smalyukh@colorado.edu
b
Quantum Science Laboratory, School of Mathematics and Physics, The University of Queensland, Brisbane, Australia
c
School of Physics, Monash University, Clayton, Australia
d
Renewable and Sustainable Energy Institute, National Renewable Energy Laboratory and University of Colorado, Boulder, USA