Wetting Properties of Natural and Plasma-Processed Biomimetic Surfaces - Biomimetic Architectures by Plasma Processing - page 132

by altering the tilt posture of the wings and controlling the airflow
along or against the radially outward direction.

Figure 4.13 Multiscale structures in biological surfaces with special

wettability. Several interesting wetting properties can be found
in nature: (a) Low-adhesion super-hydrophobic surfaces:
lotus leaf (Reprinted with permission from Ref. [55], © 2002
WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim), cicada
wings (Reprinted with permission fron Ref. [10], Copyright ©
2008 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim), and
mosquito compound eyes (Reprinted from Ref. [4], Copyright
© 2007 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim)
(from left to right); (b) High-adhesion super-hydrophobic
surfaces: gecko feet (Reprinted by permission from Macmillan
Publishers Ltd.:

, Ref. [56], Copyright 2000.) (the white
box shows the area where the high magnification below was
taken) and rose petals (Reprinted with permission from
Ref. [57]. Copyright 2008 American Chemical Society); (c)
Directional adhesion super-hydrophobic surfaces: rice leaf
(Reprinted with permission from Ref. [55], © 2002 WILEY-
VCH Verlag GmbH & Co. KGaA, Weinheim), water strider legs
(Reprinted with permission from Ref. [52]. Copyright 2007
American Chemical Society), and butterfly wings. (Reprinted
with permission from Ref. [10], Copyright © 2008 WILEY-VCH
Verlag GmbH & Co. KGaA, Weinheim). Subsequent images in
each column represent low- and high-magnification SEM of the
active surface shown at the top of each column.

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