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![]() http://d.namipan.com/d/fca96a793 ... d7da2a603aa7ccf1100 Directional water collection on wetted spider silk p640 Many plants and animals make use of biological surfaces with structural features at the micro- and nanometre-scale that control the interaction with water. The appearance of dew drops on spider webs is an illustration of how they are one such material capable of efficiently collecting water from air. The water-collecting ability of the capture silk of the Uloborus walckenaerius spider is now shown to be the result of a unique fibre structure that forms after wetting. Yongmei Zheng, Hao Bai, Zhongbing Huang, Xuelin Tian, Fu-Qiang Nie, Yong Zhao, Jin Zhai & Lei Jiang http://www.nature.com/nature/journal/v463/n7281/pdf/nature08729.pdf [ Last edited by refnew on 2010-2-4 at 08:50 ] |
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