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Two-toned light pattern creates steep quantum walls for atoms

A NEW LANDSCAPE PROMISES TO BRING ULTRACOLD ATOMIC NEIGHBORS CLOSER THAN EVER BEFORE

Lasers can make cold atoms mimic the physics seen in other systems—an approach that is familiar terrain for atomic physi…

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Mastering metastable matter

Insight into metastability and avalanche dynamics in strongly correlated gases with long-range interactions

They created metastable states in an artificial quantum many-body system, an atomic gas whose fundamental quantum proper…

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Attoseconds break into atomic interior

A newly developed laser technology has enabled physicists in the Laboratory for Attosecond Physics (jointly run by LMU Munich and the Max Planck Institute of Quantum Optics) to generate attosecond bursts of high-energy photons of unprecedented intensity.

Electrons within a target atom are first excited by a photon contained within the pump pulse, which is then followed aft…

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Silicon chip could make handheld FTIR spectrometers cheaper to manufacture

A team of researchers at UC San Diego and the University of Campinas built a miniature FTIR spectrometer device using si…

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Scaling silicon quantum photonics technology

The realisation of controllable large quantum devices is key for the development of quantum technologies.

An international team of researchers led by scientists from the University of Bristol’s Quantum Engineering Technology L…

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New view on electron interactions in graphene

Unique optical spectroscopy method reveals many-particle effects

By gathering simultaneous measurements of optical and electronic properties in the presence of a high magnetic field, th…

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Scientists gain new visibility into quantum information transfer

Advance holds promise for “wiring” of quantum computers and other systems, and opens new avenues for understanding basic workings of the quantum realm.

A QEG team has provided unprecedented visibility into the spread of information in large quantum mechanical systems, via…

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Researchers reshape the energy landscape of phonons in nanocrystals

Light and vibrations intertwine inside a nanoscale cavity

The researchers were able to reshape the nanomaterial phonon response by generating new light-matter hybrid states. They…

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Precision atom qubits achieve major quantum computing milestone

Simmons’ team create the atom qubits by precisely positioning and encapsulating individual phosphorus atoms within a sil…

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Luminescent nano-architectures of gallium arsenide

This nano-structure exhibits unusually high optical emission after excitation with a laser, especially in the

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Pointing Light

Jon Schuller takes a materials approach to the application-rich area of steering light beams without moving parts

One way to encode digital data is to turn a laser on and off rapidly, which can be achieved by splitting the laser into …

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Stanford researchers develop technique to see objects hidden around corners

Someday your self-driving car could react to hazards before you even see them, thanks to a laser-based imaging technology being developed by Stanford researchers that can peek around corners.

For their system, the researchers set a laser next to a highly sensitive photon detector, which can record even a single…

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Roton quasiparticles observed in quantum gas

The new work published in Nature Physics demonstrate similar phenomena in the quantum-gas phase thanks to magnetic inter…

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JILA Team Invents New Way to ‘See’ the Quantum World

JILA scientists have invented a new imaging technique that produces rapid, precise measurements of quantum behavior in a…

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Controlled coupling of light and matter

To achieve the re-absorption of a photon even at room temperature, the researchers use a plasmonic nanoresonator, which …

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Scientists observe a new quantum particle with properties of ball lightning

This knotted skyrmion may provide insight into a stable ball of plasma that could enhance future fusion reactors.

Scientists at Amherst College and Aalto University have created, for the first time a three-dimensional skyrmion in a qu…

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Shedding (high-power laser) light on the plasma density limit

Understanding extreme high pressure states created by laser light interacting with materials is crucial for laser-based …

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A spinning top of light

Short, rotating pulses of light reveal a great deal about the inner structure of materials. An international team of phy…

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Want more efficient simulators? Store time in a quantum superposition

Approach could cut resources required for simulations of processes such as traffic flow and neuron firing

A quantum simulator can be in many different states at the same time, each with its own probability of being realised. T…

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Dressing atoms in an ultracold soup

Physicists build bizarre molecules called ‘Rydberg polarons’

By coordinating the timing of laser pulses with changes in the electric field, the researchers were able to create and c…

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