Search results for transmon qubit devices

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 ...

Quantum Physics Sep 13, 2023

A scalable and user-friendly platform for physicists to carry out advanced quantum experiments, cheaply

Quantum computers can solve certain computational problems much faster than ordinary computers by using specific quantum properties. The basic building blocks of such machines are called quantum-bits or qubits. Qubits can ...

Condensed Matter Aug 31, 2023

Cryogenic on-wafer prober determines quality of qubit devices for quantum computing and quantum sensing

Germany's first cryogenic measuring setup for statistical quality measurement of qubit devices on whole 200- and 300-mm wafers has started operation at Fraunhofer IAF. The on-wafer prober can characterize devices based on ...

Superconductivity Aug 17, 2023

Study discovers pairing of electrons in artificial atoms, a quantum state predicted more than 50 years ago

Researchers from the Department of Physics at Universität Hamburg, observed a quantum state that was theoretically predicted more than 50 years ago by Japanese theoreticians but so far eluded detection. By tailoring an artificial ...

Superconductivity Jul 10, 2023

Physicists demonstrate sign reversal of the Josephson diode effect

Physicists at the University of Regensburg (UR) led by the research groups of Professor Dr. Christoph Strunk / Dr. Nicola Paradiso and Professor Dr. Jaroslav Fabian made an exciting discovery: In their publication just published ...

Quantum Physics Jul 6, 2023

Toward ternary quantum information processing: Success generating two-qutrit entangling gates with high fidelity

An interdisciplinary team at the Advanced Quantum Testbed (AQT) at Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California, Berkeley's Quantum Nanoelectronics Laboratory (QNL) achieved a technical ...

Quantum Physics Jun 24, 2023

Microsoft claims to have achieved first milestone in creating a reliable and practical quantum computer

A team of researchers at Microsoft Quantum has reportedly achieved a first milestone toward creating a reliable and practical quantum computer. In their paper, published in the journal Physical Review B, the group describes ...

Superconductivity Apr 11, 2023

Innovating quantum computers with fluxonium processors

The next generation of quantum devices requires high-coherence qubits that are less error-prone. Responding to this need, researchers at the AQT at Berkeley Lab, a state-of-the-art collaborative research laboratory, developed ...

Condensed Matter Jan 27, 2023

How silicides impact the performance of transmon qubits

Just as the sound of a guitar depends on its strings and the materials used for its body, the performance of a quantum computer depends on the composition of its building blocks. Arguably the most critical components are ...

Quantum Physics Dec 21, 2022

Researchers use quantum mechanics to see objects without looking at them

We see the world around us because light is being absorbed by specialized cells in our retina. But can vision happen without any absorption at all—without even a single particle of light? Surprisingly, the answer is yes.

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