Figure 8.
Noise reduction coefficient vs. air gap size dependencies for the investigated ABS samples with (a) Cartesian and (b) Octagonal structures. Inset legend: sample thickness.
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.