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Quantum dots amplify light with electrical pumping

The team demonstrates that using their “designer” quantum dots, they can achieve light amplification in a nanocrystal solid with direct-current electrical pumping.

These results demonstrate the feasibility of a new generation of highly flexible, electrically pumped lasers processible…

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Introducing the Quantum RNG Chip

The breakthrough derives from the use of low-cost–off-the-shelf components, such as a CMOS image sensor, LED and

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Diamond Lenses and Space Lasers at Photonics West

ILT's researchers teamed up with Fraunhofer Institute for Applied Solid State Physics IAF in Freiburg and fellow Aachen-…

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Using the dark side of excitons for quantum computing

New experiments demonstrate a more efficient and scalable method for using dark excitons in quantum information processing

As a promising quantum bit, or qubit, it can store information in its spin state, analogous to how a regular, classical …

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Midwife and signpost for photons

Targeted creation and control of photons: This should succeed thanks to a new design for optical antennas developed by Würzburg scientists.

The form of these optical antennas has previously been inspired by established models from radio communication and radio…

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Superradiance by single atoms

In their experiment, single two-level atoms are prepared in the same quantum superposition state and then made to traver…

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Now entering, Lithium Niobate Valley

Researchers demonstrate high-quality optical microstructures using lithium niobate

Researchers have developed a technique to fabricate high-performance optical microstructures using lithium niobate, open…

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Quantum coupling

Tübingen University physicists are the first to link atoms and superconductors in key step towards new hardware for quantum computers and Networks.

The hybrid quantum system combines nature’s smallest quantum electronic building blocks – atoms – with artificial circui…

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Complete design of a silicon quantum computer chip unveiled

A reimagining of today’s computer chips by UNSW engineers shows how a quantum computer can be manufactured – using mostly standard silicon technology.

The new chip design, published in the journal Nature Communications, details a novel architecture that allows quantum ca…

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Micro-spectrometer opens door to a wealth of new smartphone functions

The Eindhoven researchers developed an ingenious sensor that is able to make such precise measurements in an entirely di…

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The “Big Bang” of Nanophotonics

The prestigious scientific journal ‘Science’ announces a groundbreaking scientific discovery that demonstrates a photonic “Big Bang” in a Technion laboratory.

The discovery demonstrates the transition from an orderly physical system to a disorderly system in optics on a nano-sca…

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Researchers steer the flow of electrical current with spinning light

Discovery could improve microelectronics and optical communication

In new research, scientists at the University of Minnesota used a first-of-its-kind device to demonstrate a way to contr…

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Hidden bridge between quantum experiments and graph theory uncovered using Melvin

An answer to a quantum-physical question provided by the algorithm Melvin has uncovered a hidden link between quantum ex…

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Nanoscale Super-Resonator Extends Light Lifetime

Scientists designed the first subwavelength dielectric resonators for light trapping at nanoscale that appears to be the…

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Superradiance of an ensemble of nuclei excited by a free electron laser

The concept of superradiance has since been verified, and, indeed, is a touchstone in the field of quantum optics. Howev…

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USTC Implements Optical Demonstration of Extensible Quantum Repeater

Quantum repeaters are essential components for ground-based remote quantum communication. Affected by factors such as at…

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Real-time observation of collective quantum modes

The quantum simulator used by the ETH researchers consists of extremely cold rubidium atoms that are exposed to several …

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Error-free into the Quantum Computer Age

The scientists introduce trapped-ion quantum error correction protocols that detect and correct processing errors

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Quantum Liquid Droplets

The experiments, published in Science, exploit a fascinating quantum effect to produce droplets of this exotic phase of matter.

The team cooled down a gas of potassium atoms to -273.15 degrees Celsius, very close to the absolute zero. Although at t…

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Quantum memory with record-breaking capacity based on laser-cooled atoms

In the Quantum Memories Laboratory at Faculty of Physics, University of Warsaw a group of laser-cooled atoms has been us…

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