Category Archives: APS Physics

How Earth’s Magnetic Field Influences Flows in the Planet’s Core

Posted on October 31, 2024 by rberkowitz

A “Little Earth Experiment” inside a giant magnet sheds light on so-far-unexplained flow patterns in Earth’s interior Continue reading →

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A New Twist on Stellarator Design

Posted on October 31, 2024 by rberkowitz

Breaking the problem into pieces makes it easier to design a fusion
reactor’s coils for optimum energy confinement. Continue reading →

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Predicting Droplet Size in Sprays

Posted on October 30, 2024 by rberkowitz

A new model of liquid sprays reveals the mechanisms behind droplet formation—providing important information for eventually controlling the droplet sizes in, for example, home cleaning sprays. Continue reading →

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An Extraordinary CosmicAlignment

Posted on October 14, 2024 by rberkowitz

A rare configuration of seven galaxies aligned behind a galaxy cluster allows researchers to probe with high precision the dark matter distribution within the cluster. Continue reading →

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Gases Team Up for Enhanced Coherence

Posted on September 27, 2024 by rberkowitz

Magnetic feedback causes two atomic gases to guide each other’s spins into long-lasting collective alignment. Continue reading →

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How a Zebra’s Stripes Align

Posted on September 3, 2024 by rberkowitz

Local curvature could drive directionality of periodic pigmentation patterns on animals. Continue reading →

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Mapping the Textures of Thicker Magnets

Posted on August 20, 2024 by rberkowitz

A soft x-ray magnetic imaging technique makes possible the study of a wide range of magnetic materials. Continue reading →

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Setting Temporal Boundaries for Sound Waves

Posted on August 16, 2024 by rberkowitz

A magnet-and-coil system reveals how acoustic waves reflect and refract when the host medium suddenly changes elasticity. Continue reading →

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Gated Flows in Charged Channels

Posted on August 14, 2024 by rberkowitz

Electrically patterning the walls of a nanochannel could provide a route to creating “valves” that abruptly alter the speed at which a charged fluid flows through a nanofluidic device. Continue reading →

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Viewing Fast Vortex Motion in a Superconductor

Posted on July 19, 2024 by rberkowitz

A new technique reveals high-speed trajectories of oscillating vortices and shows that they are 10,000 times lighter than expected Continue reading →

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