Author Archives: rberkowitz

Acoustic metasurface creates quiet locations in a room

Posted on August 1, 2018

With its tunable panels, the specially designed surface can sculpt soundscapes on the fly. Continue reading →

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Binary semiconductor realizes high thermal conductivity

Posted on July 30, 2018

The synthesis of low-defect boron arsenide crystals could help thermal management in electronic devices. Continue reading →

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Taking the twinkle out of stars

Posted on July 10, 2018

Adaptive optics at Paranal Observatory give satellite-quality images from surface of Earth. Continue reading →

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Size-sorted sand creates uncommon length scale in windblown formations

Posted on July 2, 2018

A combination of grain-size distribution and critical wind speed is responsible for megaripples. Continue reading →

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Friction remembers its past

Posted on June 27, 2018

Experiments show that frictional interfaces age and bounce back. Continue reading →

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Quieting a room with metamaterial wall panels

Posted on June 21, 2018

Specially designed surface sculpts sound waves in a room. Continue reading →

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New tools for forecasting steam-blast eruptions

Posted on June 1, 2018

Satellite data can pinpoint predictors of future explosive activity. Read more in Physics Today…

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How to build megaripples out of sand

Posted on May 30, 2018

Sorting of grains by steady winds produces rare formations larger than ripples but smaller than dunes. Continue reading →

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A Kilauea eruption like no other

Posted on May 16, 2018

The famously active Hawaiian volcano typically erupts at existing fissures and triggers minor earthquakes. This latest event has no such limitations. Continue reading →

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Forecasting steam-burst eruptions

Posted on April 20, 2018

Satellite data can pinpoint the locations of potentially life-threatening geothermal events.   Continue reading →

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