Fig. 1.
(a) Experimental setup for dynamic speckle acquisition; Sh: shutter, SF: spatial filter, L1: collimating lens, M: mirror, L2: collecting lens. (b) A SEM image of a porous bone scaffold sample. (c) A picture of overall scaffold sample.
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.