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Superconductivity Feb 12, 2024

Flowermon: A superconducting qubit based on twisted cuprate van der Waals heterostructures

Quantum technology could outperform conventional computers on some advanced optimization and computational tasks. In recent years, physicists have been working to identify new strategies to create quantum systems and promising ...

Optics & Photonics Feb 10, 2024

Researchers demonstrate multi-photon state transfer between remote superconducting nodes

Over the past few decades, quantum physicists and engineers have been trying to develop new, reliable quantum communication systems. These systems could ultimately serve as a testbed to evaluate and advance communication ...

Condensed Matter Feb 8, 2024

New techniques for making qubits out of erbium

Qubits are the building block for quantum technology, and finding or building qubits that are stable and easily manipulated is one of the central goals of quantum technology research. Scientists have found that an atom of ...

Condensed Matter Feb 8, 2024

Technique could improve the sensitivity of quantum sensing devices

In quantum sensing, atomic-scale quantum systems are used to measure electromagnetic fields, as well as properties like rotation, acceleration, and distance, far more precisely than classical sensors can. The technology could ...

Superconductivity Feb 5, 2024

Research offer direct view of tantalum oxidation that impedes qubit coherence

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and DOE's Pacific Northwest National Laboratory (PNNL) have used a combination of scanning transmission electron microscopy (STEM) and computational ...

Nanophysics Feb 5, 2024

Magnesium protects tantalum, a promising material for making qubits

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have discovered that adding a layer of magnesium improves the properties of tantalum, a superconducting material that shows great promise ...

Optics & Photonics Feb 2, 2024

A physical qubit with built-in error correction

There has been significant progress in the field of quantum computing. Big global players, such as Google and IBM, are already offering cloud-based quantum computing services. However, quantum computers cannot yet help with ...

Quantum Physics Feb 1, 2024

Experimentation explores defects and fluctuations in quantum devices

Experimental research conducted by a joint team from Los Alamos National Laboratory and D-Wave Quantum Systems examines the paradoxical role of fluctuations in inducing magnetic ordering on a network of qubits.

Optics & Photonics Feb 1, 2024

Device could jumpstart work toward quantum internet

In research that could jumpstart work toward the quantum internet, researchers at MIT and the University of Cambridge have built and tested an exquisitely small device that could allow the quick, efficient flow of quantum ...

Quantum Physics Jan 25, 2024

Shaping the dawn of the quantum age

Electrons that spin to the right and the left at the same time. Particles that change their states together, even though they are separated by enormous distances. Intriguing phenomena like these are completely commonplace ...

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