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.
X-ray diffraction profiles of the squid pen prepared under different conditions. AD, OD, and FD represent air-dried, oven-dried, and freeze-dried, respectively. a, m, d, and EDA represent the peak positions of anhydrous β-chitin, β-chitin monohydrate, β-chitin dihydrate, and type II form of β-chitin/EDA complex from the literature data.42,53,61 Colored dots represent the peak top position of the profiles.
