Lufthansa Technik has joined Airbus and the Fraunhofer Institute for Manufacturing Technology and Advanced Materials (IFAM) on a two-year research project that is testing the viability of coatings that could make aircraft more efficient. A new varnish, developed by IFAM in Bremen, attempts to mimic the skin of fast-swimming sharks. Shark skin is covered in tiny riblets that reduce turbulent vortices and drag, diminishing surface resistance when moving at speed. The effect of ...

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