Search results for transmon qubit devices

Condensed Matter Apr 14, 2026

A silicon-compatible path toward scalable quantum systems

Beginning in the 1950s, silicon transformed the electronics industry by enabling smaller and faster devices that could be reliably manufactured at scale. More than six decades later, silicon-based semiconductors remain at ...

Superconductivity Mar 26, 2026

Dual-rail superconducting qubits generate high-fidelity logical entanglement, study finds

Quantum computers, systems that process information leveraging quantum mechanical effects, could outperform classical computers on some advanced tasks. These systems rely on qubits, the fundamental units of quantum information, ...

Superconductivity Nov 5, 2025

Superconducting qubit that lasts for over 1 millisecond is primed for industrial scaling

In a major step toward practical quantum computers, Princeton engineers have built a superconducting qubit that lasts three times longer than today's best versions.

Quantum Physics Jul 8, 2025

New quantum record: Transmon qubit coherence reaches millisecond threshold

On July 8, 2025, physicists from Aalto University in Finland published a transmon qubit coherence measurement in Nature Communications that dramatically surpasses previous scientifically published records. The millisecond ...

Quantum Physics Jun 12, 2025

A quantum random access memory based on transmon-controlled phonon routers

Recent technological advances have opened new exciting possibilities for the development of cutting-edge quantum devices, including quantum random access memory (QRAM) systems. These are memory architectures specifically ...

Quantum Physics Feb 28, 2025

A new approach to reduce decoherence in superconducting qudit-based quantum processors

Quantum computers, which operate leveraging quantum mechanics effects, could soon outperform traditional computers in some advanced optimization and simulation tasks. Most quantum computing systems developed so far store ...

Quantum Physics Nov 22, 2024

Scientists develop novel high-fidelity quantum computing gate

Researchers from the RIKEN Center for Quantum Computing and Toshiba have succeeded in building a quantum computer gate based on a double-transmon coupler (DTC), which had been proposed theoretically as a device that could ...

Quantum Physics Oct 17, 2024

Novel superconducting flux qubit can operate without being surrounded by a magnetic field

A team of computer engineers from the National Institute of Information and Communications Technology, NTT Corporation and Nagoya University have developed what they claim is the world's first superconducting flux qubit that ...

Quantum Physics Sep 18, 2024

Different qubit architecture could enable easier manufacturing of quantum computer building blocks

Scientists from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have shown that a type of qubit whose architecture is more amenable to mass production can perform comparably to qubits currently dominating ...

Quantum Physics Apr 9, 2024

Measuring improvement in the design of pulses for quantum systems

Seeking a method for reducing error in noisy quantum systems, Kajsa Williams and Louis-S. Bouchard, researchers at the Center for Quantum Science and Engineering at the University of California, Los Angeles, implemented and ...

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