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.
Horizontal displacement of points obtained by DIC measurements: (a) the first step (0.5 s of heating), (b) the 120 steps (after one minute of heating), (c) the 240 steps (after two minutes of heating), and (d) the estimated standard deviation of the displacement in the horizontal direction (mm). In (a–c) the color was kept: from 0.35 mm (violet) to 0 mm (red).
