Currently available superconducting quantum processors with interconnected transmon qubits are noisy and prone to various errors. The errors can be attributed to sources such as …
The development of noisy intermediate-scale quantum devices has extended the scope of executable quantum circuits with high-fidelity single-and two-qubit gates. Equipping these …
P Zhao, K Linghu, Z Li, P Xu, R Wang, G Xue, Y Jin… - PRX quantum, 2022 - APS
Maintaining or even improving gate performance with growing numbers of parallel controlled qubits is a vital requirement for fault-tolerant quantum computing. For …
C Berke, E Varvelis, S Trebst, A Altland… - Nature …, 2022 - nature.com
From the perspective of many-body physics, the transmon qubit architectures currently developed for quantum computing are systems of coupled nonlinear quantum resonators. A …
M Carena, H Lamm, YY Li, W Liu - Physical Review Letters, 2022 - APS
Quantum simulations of lattice gauge theories for the foreseeable future will be hampered by limited resources. The historical success of improved lattice actions in classical simulations …
The SWAP network is a qubit routing sequence that can be used to efficiently execute the Quantum Approximate Optimization Algorithm (QAOA). Even with a minimally connected …
Fixed-frequency superconducting quantum processors are one of the most mature quantum computing architectures with high-coherence qubits and simple controls. However, high …
Unwanted ZZ interaction is a quantum-mechanical crosstalk phenomenon which correlates qubit dynamics and is ubiquitous in superconducting qubit systems. It adversely affects the …
Large scale quantum computing motivates the invention of two-qubit gate schemes that not only maximize the gate fidelity but also draw minimal resources. In the case of …