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.
Representative SEM images of (a1–a2) cPAN, (b1–b2) cP(AN-co-IA), and (c1–c2) cP(AN-co-AMPS) nanofibers with different scales. (a3), (b3), and (c3) are diameter distribution histograms corresponding to cPAN, cP(AN-co-IA), and cP(AN-co-AMPS) nanofibers, respectively.
