Graphene Oxide Liquid Crystals


  • This work was supported by the National Research Laboratory Program (R0A-2008-000-20057-0), Converging Research Center Program (2009-0093659), World Premier Materials (WPM) program (10037689), and Pioneer Research Center Program (2009-0093758), funded by the Korean government (MEST & MKE).


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Crystal clear: The liquid crystallinity of graphene oxide platelets in aqueous dispersion is demonstrated. Graphene oxide sheets are arranged around liquid-crystal disclinations (see picture). The orientation of the liquid crystals can be manipulated by a magnetic field or mechanical deformation.