Category Archives: APS Physics

A Vortex in an Egg Cell

During a fruit-fly egg cell’s early development, its internal fluid begins to swirl in a vortex—a transition caused by the coordinated behavior of elastic filaments in the cell. Continue reading

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Ultrabright Photons for Single-Chip Quantum Devices

A microcavity-based source of photon pairs achieves one hundred times the efficiency of state-of-the-art devices. Read more in APS Physics…

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A 2D Metal Compound Shows a Superconducting Surprise

A cesium-rich “kagome” metal is both a topological insulator and a superconductor, making it a compelling material for future quantum technologies. Continue reading

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Pulses of Light Accelerate in Free Space

A recipe for greatly accelerating a light pulse involves sculpting its
spectrum in space and time. Continue reading

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AI Tools Boost Simple Technologies in a Shared World

Bicycles and indoor lighting are among many everyday features that can benefit from recent advances in artificial intelligence. Continue reading

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Active Particles Map to Passive Random Walks

Researchers make systems of self-propelled particles produce the same large-scale dynamics as passive-particle systems. Continue reading

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A Tune for Lowering Lattice Friction

Placing an acoustic source on a sample could eliminate the energy dissipation caused by atomic defects moving through the solid. Continue reading

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Toward a Perfect Single-Photon Source

Semiconductor quantum dot emits photons that are squeezed below the fundamental noise limit. Continue reading

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Quantum Simulations of Curved Space

A heptagonal-lattice superconducting circuit, and the mathematics thatdescribe it, provide tools for studying quantum mechanics in curvedspace. Read more in APS Physics…

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Finding Flow in Granular Media

A new model can predict how packed particles move through both 2D and 3D channels. Continue reading

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