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Optics & Photonics Jun 3, 2024

A framework to construct quantum spherical codes

To reliably perform complex, large-scale calculations, computing systems rely on so-called error correction schemes, techniques designed to protect information against errors. These techniques are perhaps even more essential ...

Optics & Photonics May 15, 2024

Physicists demonstrate first metro-area quantum computer network in Boston

It's one thing to dream up a quantum internet that could send hacker-proof information around the world via photons superimposed in different quantum states. It's quite another to physically show it's possible.

Optics & Photonics Apr 25, 2024

Demonstration of heralded three-photon entanglement on a photonic chip

Photonic quantum computers are computational tools that leverage quantum physics and utilize particles of light (i.e., photons) as units of information processing. These computers could eventually outperform conventional ...

Condensed Matter Apr 23, 2024

The big quantum chill: Scientists modify common lab refrigerator to cool faster with less energy

By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have drastically reduced the time and energy required to cool materials to ...

Quantum Physics Jun 12, 2024

A route to scalable Majorana qubits

Researchers at QuTech have found a way to make Majorana particles in a two-dimensional plane. This was achieved by creating devices that exploit the combined material properties of superconductors and semiconductors. The ...

Quantum Physics Jun 11, 2024

New technique could help build quantum computers of the future

Quantum computers have the potential to solve complex problems in human health, drug discovery, and artificial intelligence millions of times faster than some of the world's fastest supercomputers. A network of quantum computers ...

Quantum Physics Jun 7, 2024

Mapping noise to improve quantum measurements

One of the biggest challenges in quantum technology and quantum sensing is "noise"–seemingly random environmental disturbances that can disrupt the delicate quantum states of qubits, the fundamental units of quantum information.

Condensed Matter Jun 6, 2024

Calcium oxide's quantum secret: Nearly noiseless qubits

Calcium oxide is a cheap, chalky chemical compound commonly used in the manufacturing of cement, plaster, paper, and steel. But the material may soon have a more high-tech application.

Superconductivity Jun 3, 2024

Superconducting circuit for qubit control within large-scale quantum computer systems successfully demonstrated

In support of the development of large-scale superconducting quantum computers, researchers with the National Institute of Advanced Industrial Science and Technology (AIST), one of the largest public research organizations ...

Quantum Physics May 29, 2024

Research team demonstrates modular, scalable hardware architecture for a quantum computer

Quantum computers hold the promise of being able to quickly solve extremely complex problems that might take the world's most powerful supercomputer decades to crack.

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