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.
A typical example showing that both the values and directions of maximum and minimum principal strains over the anterior leaf were fairly homogeneous (variation in the order of ~0.1). The principal strains were calculated using the nine crystal biquadratic element fit.
