Figure 13.
Surface wrinkling morphology of the PDMS with the occurrence of the period-doubling mode for the pre-stretch ratio λ0=0.83, 0.9, 1, 1.1, respectively. Scale bar, 100 μm. (Online version in colour.)
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.