Category Archives: APS Physics

Wind Farms Perform Under Pressure

Simulations show that negative wind shear can reduce the power output of wind farms. Continue reading

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Disordered Systems Mimic Genetic Evolution

A bacterial genome’s evolution under changing drug concentrations displays effects of memory formation and mimics how disordered solids respond to external forces. Continue reading

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Interaction Detection with Attosecond Perfection

Mina Bionta explores how light interacts with matter by capturing snapshots of those interactions on the timescale of the light’s oscillations. Continue reading

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Strobing Light Shapes Atomic Array

An optical tweezer with a stroboscopic twist can trap cold atoms in lattices
of all shapes. Continue reading

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New Cavity Design Soaks Up More Rays

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

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

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

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

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

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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