Physicist proves unsolvability beyond one dimension for quantum Ising models

By extending a proof of a physically important behavior in one-dimensional quantum spin systems to higher dimensions, a RIKEN ...
Hackaday

Beating IBM’s Eagle Quantum Processor On An Ising Model With A Classical Tensor Network

The central selling point of qubit-based quantum processors is that they can supposedly solve certain types of tasks much faster than a classical computer. This comes however with the major ...
Business Wire

NTT Research and Tohoku University Collaborate to Accelerate Development of Quantum Enhanced Coherent Ising Machines

Researchers at the NTT Research Physics and Informatics (PHI) Lab and Tohoku University co-author paper outlining the capabilities of single photon Coherent Ising Machines (CIM). Paper reports ...
Ars Technica

D-Wave quantum annealers solve problems classical algorithms struggle with

Right now, quantum computers are small and error-prone compared to where they'll likely be in a few years. Even within those limitations, however, there have been regular claims that the hardware can ...