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(Color online) Illustration of water strider’s leg pressing on the water surface. (a) The geometry of water strider’s leg Reprinted with permission from D. L. Hu, B. Chan, and J. W. M. Bush, Nature 424, 663 (2003). Copyright 2003, Macmillan Publishers Ltd. (b) a parallel contact state; and (c) a vertical contact state.
(Color online) Comparison of predictions of the shapes of bended water surface by the approximate analytical solution, the improved analytical solution, and the numerical solution. R = 0.05 mm.
Predictions of the piercing force and detaching force of water strider’s leg in terms of the apparent contact angle. R = 0.05 mm.
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