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.
Energy stored parallel (0°), at 45°, and perpendicular (90°) to the collagen fiber orientation in vivo calculated from the area under the modulus-strain curves (with units of MPa). The external strain was applied by stretching the skin with a piece of tape. Note the energy stored in skin appears almost independent of the angle of orientation.
