Biomimetic surfaces with controlled direction-dependent adhesion by Luciano Afferrante, and Giuseppe Carbone Interface Volume 9(77):3359-3365 December.

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Presentation transcript:

Biomimetic surfaces with controlled direction-dependent adhesion by Luciano Afferrante, and Giuseppe Carbone Interface Volume 9(77): December 7, 2012 ©2012 by The Royal Society

The fibrillar structure under investigation. Luciano Afferrante, and Giuseppe Carbone J. R. Soc. Interface 2012;9: ©2012 by The Royal Society

The cross section in the x–y plane of the fibrillar structure under investigation. Luciano Afferrante, and Giuseppe Carbone J. R. Soc. Interface 2012;9: ©2012 by The Royal Society

The variation in the energy-release rate G of the proposed system, normalized with respect to that of a flat control sample Gflat, as a function of the dimensionless crack length l/λ. Luciano Afferrante, and Giuseppe Carbone J. R. Soc. Interface 2012;9: ©2012 by The Royal Society

The variation in the energy-release rate G of the proposed system, normalized with respect to that of a flat control sample Gflat, as a function of the dimensionless crack length l/λ. Luciano Afferrante, and Giuseppe Carbone J. R. Soc. Interface 2012;9: ©2012 by The Royal Society

The variation of the critical bending moment MC, necessary to fully detach the fibrillar structure, normalized with respect to that of a flat control sample Mflat, as a function of the film thickness t with s = 4 μm; h = 85 μm; λ = 95 μm, (a); and wall spac... Luciano Afferrante, and Giuseppe Carbone J. R. Soc. Interface 2012;9: ©2012 by The Royal Society

The variation in the critical bending moment MC, necessary to fully detach the fibrillar structure, normalized with respect to that of a flat control sample Mflat, as a function of the wall height h with t = 2 μm; s = 4 μm; λ = 95 μm, (a); and wall thicknes... Luciano Afferrante, and Giuseppe Carbone J. R. Soc. Interface 2012;9: ©2012 by The Royal Society

The variation in the critical bending moment MC, necessary to fully detach the fibrillar structure (this time the detachment direction is parallel to the walls), normalized with respect to that of a flat control sample Mflat, as a function of the film thick... Luciano Afferrante, and Giuseppe Carbone J. R. Soc. Interface 2012;9: ©2012 by The Royal Society