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Search results for quantum entanglement

General Âé¶¹ÒùÔºics Jun 8, 2023

Researchers 'split' phonons in step toward new type of quantum computer

When we listen to our favorite song, what sounds like a continuous wave of music is actually transmitted as tiny packets of quantum particles called phonons.

Optics & Photonics Jun 5, 2023

Researchers demonstrate secure information transfer using spatial correlations in quantum entangled beams of light

Researchers at the University of Oklahoma led a study recently published in Science Advances that proves the principle of using spatial correlations in quantum entangled beams of light to encode information and enable its ...

Optics & Photonics May 31, 2023

Examining the latest developments of spatiotemporal vortices of light

Vortices of light, null regions of intensity surrounded by spiral phases, make up the skeleton of a wavefield and influence the properties of light. Since the discovery of the tight connection of optical vortices and orbital ...

Condensed Matter May 25, 2023

The observation of a quantum disordered ground state in a triangular lattice magnet

Magnetic materials with a triangular lattice have been the focus of numerous research studies, as theoretical predictions suggest that they could exhibit spin liquid states. These are quantum phases of matter that present ...

Optics & Photonics May 18, 2023

Wiring up quantum circuits with light

Quantum computers promise to solve challenging tasks in material science and cryptography that will remain out of reach even for the most powerful conventional supercomputers in the future. Yet, this will likely require millions ...

Optics & Photonics May 17, 2023

Quantum random number generator operates securely and independently of source devices

Quantum random number generators (QRNGs) produce genuine randomness based on the inherent unpredictability of quantum mechanics. They have important applications in quantum information processing and computation tasks. In ...

Quantum Âé¶¹ÒùÔºics May 11, 2023

Google Quantum AI braids non-Abelian anyons for the first time

Our intuition tells us that it should be impossible to see whether two identical objects have been swapped back and forth, and for all particles observed to date, that has been the case. Until now.

Superconductivity May 10, 2023

Entangled quantum circuits further disprove Einstein's concept of local causality

A group of researchers led by Andreas Wallraff, Professor of Solid State Âé¶¹ÒùÔºics at ETH Zurich, has performed a loophole-free Bell test to disprove the concept of "local causality" formulated by Albert Einstein in response ...

Optics & Photonics May 2, 2023

Quantum entanglement of photons doubles microscope resolution

Using a "spooky" phenomenon of quantum physics, Caltech researchers have discovered a way to double the resolution of light microscopes.

Optics & Photonics Apr 20, 2023

Ultra-miniaturized non-classical light sources for quantum devices

Non-classical states of light such as single photons and entangled photons are key ingredients for chips dedicated to quantum computation, quantum sensing, quantum measurement, etc. Fabrication of a traditional chip is hard, ...

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