Time-resolved scattering spectra of flowing polymer-based colloidal opals are presented. Broadband spectra reflecting dynamic structural changes during a shear-ordering process reveal four distinct regimes of crystal growth and decay identified under different flow conditions.
© 2010 The Optical Society
D. R. Snoswell, A. Kontogeorgos, J. J. Baumberg, T. D. Lord, M. R. Mackley, P. Spahn, and G. P. Hellmann, "Shear Ordering in Polymer Photonic Crystals," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optical Society of America, 2010), paper CThS5.
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