Scientists achieve 99.9% accurate quantum gates across 17,000 qubits
Scientists in Switzerland have come closer to building stable quantum computers after developing a swap gate made of…
Quantum breakthrough cuts 1,000 qubits to five, speeds computing
Scientists at California Institute of Technology and startup Oratomic have developed a method to drastically cut the number…
Research Team Finds Useful Quantum Computers Could Be Built with as Few as 10,000 Qubits
Insider Brief New research from Caltech and Oratomic suggests fault-tolerant quantum computers could require only 10,000–20,000 qubits—far fewer…
Radiofrequency cascade readout of coupled spin qubits
Yoneda, J. et al. Quantum non-demolition readout of an electron spin in silicon. Nat. Commun. 11, 1144 (2020).…
Scientists Report New Quantum Teleportation Breakthrough, Toppling a Major Barrier to Practical Quantum Communication
Chinese researchers say they have demonstrated quantum teleportation under novel conditions, in an achievement that could have significant…
Scientists teleport quantum data 19 miles across Berlin in live test
Researchers in Berlin have teleported quantum data across a 19-mile loop of commercial fiber in one of the…
Scientists develop theory for an entirely new quantum system based on ‘giant superatoms’
An “echo” that arrives before you finish speaking sounds like a glitch. In quantum hardware, that kind of…
Detecting genuine multipartite entanglement in multi-qubit devices with restricted measurements
Background and notation Let us first state some definitions from graph theory that are relevant for this paper.…
Parity-doublet coherence times in optically trapped polyatomic molecules
Yu, P., Cheuk, L. W., Kozyryev, I. & Doyle, J. M. A scalable quantum computing platform using symmetric-top…
Lattice surgery realized on two distance-three repetition codes with superconducting qubits
Shor, P. W. Fault-tolerant quantum computation. In Proc. 37th Conference on Foundations of Computer Science 56–65 (IEEE, 1996);…