@article {38,
	title = {A robotic crawler exploiting directional frictional interactions: Experiments, numerics and derivation of a reduced model},
	journal = {Proceedings of the Royal Society A},
	volume = {470},
	year = {2014},
	pages = {20140333},
	abstract = {<p align="justify">We present experimental and numerical results for a model crawler which is able to extract net positional changes from reciprocal shape changes, i.e. {\textquoteleft}breathing-like{\textquoteright} deformations, thanks to directional, frictional interactions with a textured solid substrate, mediated by flexible inclined feet. We also present a simple reduced model that captures the essential features of the kinematics and energetics of the gait, and compare its predictions with the results from experiments and from numerical simulations.</p>},
	keywords = {breathing-like deformations, crawling motility, directional interactions, directional surfaces, scallop theorem},
	doi = {10.1098/rspa.2014.0333},
	author = {Giovanni Noselli and Antonio DeSimone}
}
