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) Stand for forming hydrogel tubes based on sodium alginate by dip-coating, (b) testing the mechanical properties of hydrogel tubes in an axial tensile test, and (c) samples in the form of hydrogel tubes obtained by immersion method—examples.
