How Rotation Drives Magnetic Levitation

Posted on October 13, 2023 by rberkowitz

A detailed experimental analysis explains the forces by which a spinning magnet can cause another magnet to levitate in midair. Read more in APS Physics…

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Far-Field Flow Forces Attraction

Posted on October 11, 2023 by rberkowitz

The flow field generated by swimming bacteria drives a long-range attractive force felt by passive objects much larger than the swimmers themselves. Read more in APS Physics…

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American Bright is a Winner at the Slot Machines

Posted on October 7, 2023 by rberkowitz

The company’s engineers produced custom-designed lighting that will attract attention to the client’s slot machine. Read more in American Bright…

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Quasiparticles Repel, Then Attract

Posted on September 26, 2023 by rberkowitz

Resonant excitation of a thin-film semiconductor leads to impurities that attract rather than repel each other, providing a possible tool for manipulating superconductivity. Read more in APS Physics…

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Self-Repelling Species Still Self-Organize

Posted on September 19, 2023 by rberkowitz

Catalytically active particles form clusters when they respond not only to their own chemical targets but to those of other catalysts, too. Read more in APS Physics…

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The History of the Printing Press under an X-Ray Microscope

Posted on September 7, 2023 by rberkowitz

Researchers turn to synchrotron imaging of historical and homemade prints to explore possible connections between early printing methods in Korea and Europe. Read more in APS Physics…

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Global Connectivity Predicts Reactivity

Posted on September 7, 2023 by rberkowitz

The reactivity of a material is describable using only the arrangement of its atoms, a finding that could be used to speed up the search for new catalytic materials. Read more in APS Physics…

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Droplets Scoot Like Caterpillars

Posted on September 3, 2023 by rberkowitz

A liquid droplet pushed by the wind contracts and stretches its way along a surface until it breaks apart. Read more in APS Physics…

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Photovoltaic Effect Goes Symmetric

Posted on August 31, 2023 by rberkowitz

A flower-petal pattern of light could induce electrical currents in a wider array of crystalline materials. Read more in APS Physics…

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Completing the Picture of How Oil Weathers in Seawater

Posted on August 31, 2023 by rberkowitz

Experiments show that crude oil exposed to sunlight weathers differently in cold seas than in warmer ones, a finding that has implications for cleanup efforts of high-latitude marine oil spills. Read more in APS Physics…

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