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.
Normalized stress relaxation curves of (a) HDA at 150 °C and (b) BPA at different temperatures. (c) Arrhenius plot to calculate the activation energy (Ea) and (d) creep strain of BPA at different temperatures while maintaining a constant stress.
