2 article(s) from Ditsche-Kuru, Petra
- Full Research Paper
- Published 10 Mar 2011
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Figure 1: (a) Lotus leaves, which exhibit extraordinary water repellency on their upper side. (b) Scanning el...
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Figure 2: Epidermis cells of the leaf upper side with papillae. The surface is densely covered with wax tubul...
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Figure 3: SEM images of the papillose leaf surfaces of Nelumbo nucifera (Lotus) (a), Euphorbia myrsinites (b)...
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Figure 4: The contact between water and superhydrophobic papillae at different pressures. At moderate pressur...
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Figure 5: Measured forces between a superhydrophobic papilla-model and a water drop during advancing and rece...
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Figure 6: Papillose and non-papillose leaf surfaces with an intact coating of wax crystals: (a) Nelumbo nucif...
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Figure 7: Traces of natural erosion of the waxes on the same leaves as in Figure 6: (a) Nelumbo nucifera (Lotus); (b) ...
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Figure 8: Test for the stability of the waxes against damaging by wiping on the same leaves: (a) Nelumbo nuci...
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Figure 9: SEM and LM images of cross sections through the papillae. Lotus (a,b) and Euphorbia myrsinites (c,d...
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Figure 10: Epicuticular wax crystals in an area of 4 × 3 µm2. The upper side of the lotus leaf (a) has the hig...
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Figure 11: Chemical composition of the separated waxes of the upper and lower side of the lotus leaf. The uppe...
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Figure 12: X-ray diffraction diagram of upperside lotus wax. The ‘long spacing’ peaks indicate a layer structu...
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Figure 13: Model of a wax tubule composed of layers of nonacosan-10-ol and nonacosanediol molecules. The OH-gr...
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Video
- Full Research Paper
- Published 10 Mar 2011
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Figure 1: Lateral view on the water bug Notonecta glauca.
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Figure 2: Selected air retaining body parts of Notonecta glauca: A,B) setae on the abdominal sternites; C,D) ...
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Figure 3: Submerged body parts of Notonecta glauca in the course of time. All surfaces were treated with a hy...
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Figure 4: Air retention [classes] of the submerged surfaces of Notonecta glauca vs time. All surfaces were tr...
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Figure 5: Air covered surface on the upper side of the elytron at increasing inflow velocity.
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Figure 6: Averaged velocity field over the elytron surface (upper side).
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Figure 7: Velocity component u parallel to the elytron surface recorded along path in Figure 6.
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