Circular cotton is used to create colorful sound absorbtion tiles from Impact Acoustics. With only 12% of clothing materials being recycled and 92 million tonnes of textile waste being produced ...
This latest accomplishment joins the company’s previously secured ASTM certifications, enhancing the features and expanding the end-uses for its microalgae-based bio-cement and bio-concrete. BOULDER, ...
HKU engineers discover new physics principle to break sound absorption barriers in ventilated spaces
The research team from The University of Hong Kong presented their findings at the Phononics 2025: 7th International Conference on Phononic Crystals/Metamaterials, Phonon Transport, Topological ...
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Engineers discover new physics principle to break sound absorption barriers in ventilated spaces
In everyday life, designing spaces that both let air flow and absorb sound can be a tricky balancing act. Usually, materials that allow air to pass through—like vents—also let sound escape, making it ...
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