Aerogels offer outstanding characteristics such as lightweight, high porosity, large specific
surface area, and low density. For silica aerogels, because of the particular network …

As a subcategory of acoustic metamaterials, membrane acoustic metamaterials (MAMs) are
lighter and more adjustable than other types of acoustic metamaterials when it comes to low …

Silica aerogel features super thermal insulating and excellent sound absorption. Although
the application of silica aerogel in building materials for energy saving has been …

At first glance, it seems that modern, inexpensive additive manufacturing (AM) technologies
can be used to produce innovative, efficient acoustic materials with tailored pore …

Although small-amplitude sound absorption problems have been comprehensively studied
over the past decades, the high-intensity sound absorption problem in the low-frequency …

While porous composites are drawing growing attention for their excellent lightweight and
multifunctional characteristics, inherent stress concentration in these porous composites …

Increasing noise pollution and ramie fibers waste resource problems need to be solved
urgently. In order to resolve the problems, the porous sound-absorbing composites with high …

Using natural porous and fibrous materials for acoustic and thermal conditioning in the
construction sector is a solution to achieve a comfort level in buildings. The novelty of this …

Wave propagation in gradient porous composite exhibits more complex dynamic behavior
than its propagation in non-gradient porous composite due to the spatial variation of …

Urban sustainability issues in buildings have become more prominent in waste recycling
and noise control studies. This work aimed to produce and characterize the composition of …