Figure 12.
Evolution of typical unload FBG spectra from (a) FBGL and (b) FBGM, during fatigue cycling of a virgin specimen.
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.