Engineering

Designable timbre is realized in a meta-silencer

Publishing in the International Journal of Extreme Manufacturing, a team led by researchers based at the Institute of Acoustics of Tongji University presents a meta-silencer supporting intensive mode density as well as highly ...

Engineering

New air filter solutions for high technology processes

Metal processing with lasers and plasma releases many different pollutants into the ambient air. The Fraunhofer Institute for Material and Beam Technology IWS, together with partners, has developed a filter system that efficiently ...

Engineering

Researchers developing air quality sensors to detect COVID-19

In the not-so-distant-future, Pratim Biswas envisions a time when people can measure their risk of catching COVID-19 in all sorts of environments—like restaurants, doctor's offices, and hospitals—by simply wearing a small ...

Energy & Green Tech

How Europe could slash its cooling footprint with chilled water

As climate change warms the world, we increasingly need to find ways to efficiently cool our buildings—whilst also lowering our emissions to attempt to halt the temperature rise as much as possible. Traditional air conditioners ...

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