Robust photonic microparticles comprising cholesteric liquid crystals for anti-forgery materials
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DOI: 10.1039/c7tc02660a
Abstract: Cholesteric liquid crystals (CLCs) possess a photonic bandgap owing to the helical arrangement of molecules. The CLCs reflect circularly-polarized light of a specific handedness and wavelength, exhibiting colors. The wavelength of the selective reflection, or… read more here.
Keywords: handedness; liquid crystals; anti forgery; cholesteric liquid ... See more keywords