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) Load-deformation response under axial compression, showing the relationship between applied load and total compressive deformation with characteristic points (O1, A1, B1, C1). (b) Loading and deformation evolution process of the specimen.
