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.
Local thickness for each symmetry; (A) 2x5L, (B) 4x3L, (C) 3x4L, and (D) 6x2L. Each plot shows four histograms, that is, different combinations of fiber diameters and fiber spacings (10-125, 10-250, 20-125, and 20-250). Color images are available online.
