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Search results for quantum entanglement

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, ...

Optics & Photonics Apr 20, 2023

Quantum entanglement could make accelerometers and dark matter sensors more accurate

The "spooky action at a distance" that once unnerved Einstein may be on its way to being as pedestrian as the gyroscopes that currently measure acceleration in smartphones.

Quantum Âé¶¹ÒùÔºics Apr 20, 2023

Two qudits fully entangled

In the world of computing, we typically think of information as being stored as ones and zeros—also known as binary encoding. However, in our daily life we use ten digits to represent all possible numbers. In binary the ...

Optics & Photonics Apr 19, 2023

Long-distance quantum teleportation enabled by multiplexed quantum memories

Quantum teleportation is a technique allowing the transfer of quantum information between two distant quantum objects, a sender and a receiver, using a phenomenon called quantum entanglement as a resource.

Quantum Âé¶¹ÒùÔºics Apr 18, 2023

The quantum spin liquid that isn't one

For two decades, it was believed that a possible quantum spin liquid was discovered in a synthetically produced material. In this case, it would not follow the laws of classical physics even on a macroscopic level, but rather ...

Optics & Photonics Apr 17, 2023

Quantum light source goes fully on-chip, bringing scalability to the quantum cloud

An international team of researchers from Leibniz University Hannover (Germany), the University of Twente (Netherlands), and the start-up company QuiX Quantum has presented an entangled quantum light source fully integrated ...

General Âé¶¹ÒùÔºics Apr 13, 2023

Quantum 'magic' could help explain the origin of spacetime

A quantum property dubbed "magic" could be the key to explaining how space and time emerged, a new mathematical analysis by three RIKEN physicists suggests. The research is published in the journal Âé¶¹ÒùÔºical Review D.

Optics & Photonics Apr 12, 2023

A new way to share secret information, using quantum mechanics

Quantum information is a powerful technology for increasing the amount of information that can be processed and communicated securely. Using quantum entanglement to securely distribute a secret quantum state among multiple ...

Quantum Âé¶¹ÒùÔºics Mar 27, 2023

A robust quantum memory that stores information in a trapped-ion quantum network

Researchers at University of Oxford have recently created a quantum memory within a trapped-ion quantum network node. Their unique memory design, introduced in a paper in Âé¶¹ÒùÔºical Review Letters, has been found to be extremely ...

Quantum Âé¶¹ÒùÔºics Mar 24, 2023

New experiment translates quantum information between technologies in an important step for the quantum internet

Researchers have discovered a way to "translate" quantum information between different kinds of quantum technologies, with significant implications for quantum computing, communication, and networking.

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