Tunable sound packages consisting of granular aerogels and fibrous media

Y Xue, E Sanchez-Torres, B Sharma… - Noise Control …, 2022 - ingentaconnect.com
In this study, two granular aerogel materials, both consisting of particles with sizes on the
scale of 1 to 50 mm, were first investigated both theoretically and experimentally to improve …

A general and stable approach to modeling and coupling multilayered acoustical systems with various types of layers

G Song, Z Mo, JS Bolton - Journal of Sound and Vibration, 2023 - Elsevier
In this article, a general method is proposed to model layered acoustical systems with two-by-
two transfer matrices, and further, to solve for their acoustic absorption, reflection, and …

Experimental study and modeling of granular particle stacks

G Song - 2024 - hammer.purdue.edu
In the field of noise control engineering, the development of effective low-frequency sound
absorption treatments has long been a challenge, since conventional solutions tend to …