@article {443981, title = {Stable propagation of mechanical signals in soft media using stored elastic energy}, journal = {PNAS}, volume = {113}, number = {35}, year = {2016}, pages = {9722-9727}, author = {Jordan R. Raney and Neel Nadkarni and Chiara Daraio and Dennis M. Kochmann and Jennifer A. Lewis and Katia Bertoldi} }