Tag Archives: APS Physics

High-Resolution Wind Detection

A phase-modulated lidar system can measure the speed of distant winds at submeter scales, potentially allowing detailed maps of turbulent flows. Continue reading →

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A New Route to Room-Temperature Ferromagnets

A novel crystalline material is readily grown from low-melting-temperature mixtures—a result that points toward a new route to above-room-temperature ferromagnets. Continue reading →

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How Sea Spray Might Disperse Large Particles

Experiments reveal new details of the process by which contaminants in the ocean could reach the atmosphere through the bursting of bubbles in foam. Continue reading →

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Massive Star Formation DisplaysSelf-Control

New observations of a stellar nursery highlight a self-regulation mechanism that appears to resolve discrepancies between simulated and observed efficiencies of star formation. Continue reading →

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A Salt-Based Laser Color Converter

Artificial salts that are liquid at room temperature can be used to efficiently tune the wavelength of a laser source. Continue reading →

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A Nonlinear Cavity Cools a Cantilever

Photons in a nonlinear cavity perform “negative” work on a mechanical oscillator, cooling it toward its ground state. Continue reading →

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The Sounds of Atoms

Transforming the spectral lines of each element into a musical tone provides a fun tool for teasing out patterns in the electronic structures of atoms. Continue reading →

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How Freshwater Mixes in a Winter Lake

An influx of warmer water mixing with a colder ambient volume can create a dense parcel that drives bottom currents and determines the resulting circulation patterns. Continue reading →

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Dark Matter Goes Down to the Wire

A superconducting nanowire detector places new bounds on how a hypothetical lightweight dark matter particle interacts with electrons. Continue reading →

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Foot Functionality Elucidated

When humans walk, our feet act as levers rather than landing pads as previously thought. Continue reading →

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