Figure 2.
The bubble counting device (from left: schematic representation of the reaction chamber and the detection cell, orthographic projection of the detection cell and its housing, and photo of the system in action).
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.