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Condensed Matter 22 hours ago

One extra quantum dot helps balance speed and stability in spin qubits

Quantum computers need qubits that can be controlled both quickly and reliably. Yet making semiconductor spin qubits faster often makes them more sensitive to electrical noise, creating a difficult trade-off.

Superconductivity Oct 25, 2026

Supercurrent enables the reading of quantum information without destroying it

One of the fundamental challenges of quantum computing is obtaining information from a quantum bit, or qubit. Unlike a conventional bit, which can be read repeatedly without altering its content, direct measurement of a quantum ...

Quantum Physics Oct 16, 2026

New high-frequency method boosts 2D material readout for next-gen quantum computers

Quantum computers represent a next step in the fast-paced evolution of technology. Using quantum bits (qubits), they have the potential to run certain calculations exponentially faster than conventional computers. However, ...

Nanophysics Oct 7, 2026

New display technology combines record brightness with pixels that stretch like rubber

A research team led by Professor Jiwoong Yang of the Department of Energy Science and Engineering at DGIST has developed the world's first foundational technology for an ultrahigh-resolution stretchable quantum dot display ...

Nanophysics Oct 5, 2026

Waste plastic yields carbon quantum dots with emissions tunable from UV to yellow-green

Carbon quantum dots (CQDs) are fluorescent carbon nanomaterials with potential applications in sensing, optoelectronics, displays, anticounterfeiting and environmental technologies. Their optical properties can be adjusted ...

Optics & Photonics Oct 1, 2026

New method generates nearly indistinguishable photons for quantum communication

Working in close collaboration, researchers from Paderborn University, the University of Basel and Ruhr University Bochum have made a breakthrough in quantum communication. In their recently published paper in the journal ...

Condensed Matter Sep 30, 2026

Zinc oxide quantum dots enable faster charge detection, laying groundwork for spin qubits

Researchers at Tohoku University, in collaboration with the National Institute for Materials Science (NIMS) and the University of Tokyo, have taken an important step toward semiconductor quantum computing using zinc oxide ...

Optics & Photonics Sep 25, 2026

Ultrathin materials could make quantum light circuits programmable

Quantum photonics could be a pivotal part of future quantum technology if the right materials can be created, a new review paper has found.

Nanophysics Sep 22, 2026

Tiny quantum nanostructures could make AI less of an energy hog

Engineers at the University of Wisconsin–Madison have designed a new type of quantum nanostructure that could enable optical neural networks. This emerging technology has the potential to make artificial intelligence systems, ...

Biochemistry Sep 11, 2026

Smart, self-healing packaging uses AI to detect food spoilage in real time

Packaging already tells us where food comes from, when it was made, what's in it and how many calories it contains. But researchers see a future where packaging can "see," in real time, what's happening inside and translate ...

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