N. Vogel, S. Utech, G. T. England, T. Shirman, K. R. Phillips, N. Koay, I. B. Burgess, M. Kolle, D. A. Weitz and J. Aizenberg
Color from hierarchy: Diverse optical properties of micron-sized spherical colloidal assemblies
Proceedings of the National Academy of Sciences, USA 2015, 112, 10845