linkedin post 2015-06-18 04:34:02

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PREAMBLE. We embark now on selected themes about symmetry and how this relates to programmability in nature and in artificial systems. Nature has a lot to teach technologists about the virtues of anisotrophy, and of symmetry breaking. The fascinating subject of symmetry is at the heart of modern physics and also modern biology. View in LinkedIn
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linkedin post 2015-06-18 04:51:23

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ANISOTROPHIC NATURE. "Other complex and anisotropic biological examples include unique photonic properties of butterfly wings, superhydrophobicity of lotus leaves, enhanced fluid and air flow sensing of fish and spider hairs, and antireflective properties of fly eyes." Brilliant inventions. https://lnkd.in/eRkbyCT View in LinkedIn
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linkedin post 2015-06-18 04:55:39

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"PHOTONIC CRYSTALS are periodic optical nano structures that affect the motion of photons in much the way that ionic lattices affect electrons in solids. Photonic crystals occur in nature in the form of structural coloration," and in electronics as semiconductors, the heart of our electronic age. https://lnkd.in/e6AS5ZZ View in LinkedIn
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linkedin post 2015-06-18 05:00:59

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NATURAL STRUCTURAL COLORS AND ANISOTROPHY. Natural iridescent colors occur due to thin film interference, multilayer interference, diffraction gratings and photonic crystals. In all cases, incoming photons are split into anisotropic streams that are manipulated by interference, reflection, refraction and scattering to cause vivid colors. A brilliant review. https://lnkd.in/e9TqwZr View in LinkedIn
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