3D-printed acoustic panels reviewed from experiments to machine learning
A review of 3D-printed acoustic panels identifies porosity, cell topology, perforation geometry, airflow resistance, and printing parameters as key factors ...
Tag: sound absorption
AI-guided symmetry speeds search for sound-absorbing woven designs
An AI-guided workflow combining symmetry, machine learning and acoustic simulation reduced the search for promising sound-absorbing weave designs to less ...
The Hidden Numbers Behind Every Quiet Room: How Scientists Measure the Materials That Absorb Sound
A new review in Frontiers in Acoustics maps the standardized and emerging methods used to measure the fluid and solid ...
Magnetic Bearing Resonator Shatters the Thermodynamic Limit of Low-Frequency Sound Absorption
Researchers have built an acoustic resonator with a magnetic bearing that achieves effective negative stiffness beyond the thermodynamic limit, absorbing ...
Flax-Fiber Foamed Mortars Turn Waste Rubber and Lightweight Aggregates into Sound-Absorbing Building Materials
A controlled study of twenty mortar mixtures shows that flax-fiber-reinforced foamed mortars containing waste rubber or expanded vermiculite can deliver ...
Ocean Warming and Acidification May Be Reshaping How Sound Travels in the Bay of Bengal
Six decades of hydrographic records show that warming, shifting stratification, and falling pH in the Bay of Bengal may be ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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