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Quantum Physics Aug 5, 2022

Simulating infinitely many chaotic particles using a quantum computer

A team of researchers at Quantinuum, working with a colleague at the University of Texas, Austin, has developed a way to simulate infinitely many chaotic particles using a quantum computer running with a limited number of ...

General Physics Aug 4, 2022

Optimizing SWAP networks for quantum computing

A research partnership at the Advanced Quantum Testbed (AQT) at Lawrence Berkeley National Laboratory (Berkeley Lab) and Chicago-based Super.tech (acquired by ColdQuanta in May 2022) demonstrated how to optimize the execution ...

Quantum Physics Aug 2, 2022

Developing a new approach for building quantum computers

Quantum computing, though still in its early days, has the potential to dramatically increase processing power by harnessing the strange behavior of particles at the smallest scales. Some research groups have already reported ...

Optics & Photonics Jul 28, 2022

New method of controlling qubits could advance quantum computers

Quantum computing, a field that relies on the principles of quantum mechanics to calculate outcomes, has the potential to perform tasks too complex for traditional computers and to do so at high speeds, making it in some ...

Superconductivity Jul 27, 2022

An alternative superconducting qubit achieves high performance for quantum computing

Quantum computers, devices that exploit quantum phenomena to perform computations, could eventually help tackle complex computational problems faster and more efficiently than classical computers. These devices are commonly ...

Quantum Physics Jul 26, 2022

Anti-butterfly effect enables new benchmarking of quantum computer performance

Research drawing on the quantum "anti-butterfly effect" solves a longstanding experimental problem in physics and establishes a method for benchmarking the performance of quantum computers.

Quantum Physics Jul 21, 2022

Quantum computer works with more than zero and one

We all learn from early on that computers work with zeros and ones, also known as binary information. This approach has been so successful that computers now power everything from coffee machines to self-driving cars and ...

Quantum Physics Jul 20, 2022

Strange new phase of matter created in quantum computer acts like it has two time dimensions

By shining a laser pulse sequence inspired by the Fibonacci numbers at atoms inside a quantum computer, physicists have created a remarkable, never-before-seen phase of matter. The phase has the benefits of two time dimensions ...

Condensed Matter Jul 1, 2022

Characterizing the materials for next-generation quantum computers with nonlinear optical spectroscopy

Researchers at the Department of Physics and the Cluster of Excellence "CUI: Advanced Imaging of Matter" of Universität Hamburg and the University of California at Irvine have recently proposed a new way to characterize topological ...

Superconductivity Jun 22, 2022

Researchers investigate intricacies in superconductors with hopes to support quantum computer development

Ryan Day studies superconductors. Materials that conduct electricity perfectly, losing no energy to heat and resistance. Specifically, the University of California, Berkeley scientist studies how superconductors can coexist ...

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