Tag Archives: APS Physics

New Cavity Design Soaks Up More Rays

Posted on August 29, 2022 by rberkowitz

When placed in a lens-and-mirror trap, a weakly absorbing material can capture light from nearly all directions. Continue reading →

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Water Droplets Shape-Shift on the ISS

Posted on August 17, 2022 by rberkowitz

Experiments in zero gravity show how a static droplet oscillates on a vibrating hydrophobic surface. Continue reading →

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Twinkle, Twinkle, Star No More

Posted on August 11, 2022 by rberkowitz

New forecasting approaches could help users of ground-based telescopes predict when the atmosphere will most blur incoming light, allowing them to better remove the effect. Continue reading →

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Quantum Thermal Transistor Amplifies Heat Currents

Posted on August 9, 2022 by rberkowitz

A three-qubit transistor design offers a way to manipulate the system’s heat flow by hitting one of the qubits with a laser. Continue reading →

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A Tiny Photonic Nose Captures Odor Fingerprints

Posted on August 2, 2022 by rberkowitz

A bio-inspired detector the size of a US penny can identify the unique odor profiles of different gases, something that could help in detecting food freshness and product counterfeits and in designing new cosmetics. Continue reading →

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Curved Light Channels Have Better Coupling

Posted on July 26, 2022 by rberkowitz

More frequencies of light can pass between two coupled wavy waveguides than between two coupled straight ones, something that could allow for more flexible designs of optics-based circuits on silicon chips. Continue reading →

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Extra-Stable Light Produced by Levitated Nanoparticle

Posted on July 26, 2022 by rberkowitz

A trapped nanoparticle interacting with a laser provides a simple way to generate squeezed light, which has an unusually low level of fluctuations. Read more in APS Physics…

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Defects Control Silica’s Viscosity

Posted on July 4, 2022 by rberkowitz

The quirky temperature dependence of liquid silica’s viscosity comes from the liquid equivalent of crystal defects, according to new simulations. Continue reading →

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Mirror Image Pinpoints a Nanoparticle’s Position

Posted on June 28, 2022 by rberkowitz

A scattered laser beam’s interaction with itself creates a motion-detection method precise enough to determine whether a trapped particle is in its ground state. Continue reading →

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Martian Rocks Produced Bio-Friendly Gas Long Ago

Posted on June 7, 2022 by rberkowitz

Iron-rich rocks in Minnesota give a proxy view into how aqueous interactions with Martian rocks could have shaped that planet’s early environment Continue reading →

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