Journals
Publish with us
Publishing partnerships
About us
Blog
Advances in Acoustics and Vibration
Table of Contents
Special Issues
Advances in Acoustics and Vibration
/
2018
/
Article
/
Fig 4
/
Research Article
Effects of Central Tube on Shape of Modal Duct of a Helicoid in a Simple Expansion Chamber
Figure 4
Transmission loss of helicoid without central tube.