Nature-inspired surface topography: design and function

查看全文 作　　者：XianTong [1]Yan;YuanKai [1]Jin;XueMei [2]Chen;Chao [1]Zhang;ChongLei [1]Hao;ZuanKai [1]Wang

机构地区：[1]Department of Mechanical Engineering,City University of Hong Kong,Hong Kong 999077,China;[2]MIIT Key Laboratory of Thermal Control of Electronic Equipment,School of Energy and Power Engineering,Nanjing University of Science and Technology,Nanjing 210094,China

出　　处：《Science China(Physics,Mechanics & Astronomy)》索引2020年第63卷第2期,共15页

基　　金：supported by the National Key Research and Development Program of China(Grant No.2018YFA0209500);the Research Council of Hong Kong(Grant Nos.C1018-17G,and 11275216);the Shenzhen Science and Technology Innovation Council(Grant No.JCYJ20170413141208098);the National Natural Science Foundation of China(Grant No.51706100);the Natural Science Foundation of Jiangsu Province(Grant No.BK20180477);the City University of Hong Kong(Grant No.9360140) 摘　　要：Learning from nature has traditionally and continuously provided important insights to drive a paradigm shift in technology.In particular,recent studies show that many biological organisms exhibit spectacular surface topography such as shape,size,spatial organization,periodicity,interconnectivity,and hierarchy to endow them with the capability to adapt dynamically and responsively to a wide range of environments.More excitingly,in a broader perspective,these normally neglected topological features have the potential to fundamentally change the way of how engineering surface works,such as how fluid flows,how heat is transported,and how energy is generated,saved,and converted,to name a few.Thus,the design of nature-inspired surface topography for unique functions will spur new thinking and provide paradigm shift in the development of the new engineering surfaces.In this review,we first present a brief introduction to some insights extracted from nature.Then,we highlight recent progress in designing new surface topographies and demonstrate their applications in emerging areas including thermal-fluid transport,anti-icing,water harvesting,power generation,adhesive control,and soft robotics.Finally,we offer our perspectives on this emerging field,with the aim to stimulate new thinking on the development of next-generation of new materials and devices,and dramatically extend the boundaries of traditional engineering. 关键词：natural inspiration BIOMIMETIC surface topography surface engineering unique functions interfacial interaction MECHANISMS

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Nature-inspired surface topography: design and function

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