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) Photograph of the CA fibrous mat produced by electrospinning. Electrospinning conditions: Applied voltage: 15 kV; flow rate: 5.9 mL/h; needle-to-collector-distance: 10 cm. (b) Representative SEM image of the as-prepared CA fibers (SEM operation conditions: HV: 20 KV; MAG: 800×; Working distance: 9.4521 mm).
