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.
Pressure drop per element as function of the flow rate for the two flow directions. The effect of blocking is illustrated by repeated measurements at the same flow rate indicating that the effect of the flow direction dominates. Altogether the figure represents data from seven microchannels, but around 70 channels were fabricated and tested in total.
