Circuit quantum electrodynamics
Quantum-mechanical effects at the macroscopic level were first explored in Josephson-
junction-based superconducting circuits in the 1980s. In recent decades, the emergence of …
junction-based superconducting circuits in the 1980s. In recent decades, the emergence of …
Realizing repeated quantum error correction in a distance-three surface code
Quantum computers hold the promise of solving computational problems that are intractable
using conventional methods. For fault-tolerant operation, quantum computers must correct …
using conventional methods. For fault-tolerant operation, quantum computers must correct …
Realization of High-Fidelity CZ and -Free iSWAP Gates with a Tunable Coupler
High-fidelity two-qubit gates at scale are a key requirement to realize the full promise of
quantum computation and simulation. The advent and use of coupler elements to tunably …
quantum computation and simulation. The advent and use of coupler elements to tunably …
A superconducting quantum simulator based on a photonic-bandgap metamaterial
Synthesizing many-body quantum systems with various ranges of interactions facilitates the
study of quantum chaotic dynamics. Such extended interaction range can be enabled by …
study of quantum chaotic dynamics. Such extended interaction range can be enabled by …
Fluxonium: an alternative qubit platform for high-fidelity operations
Superconducting qubits provide a promising path toward building large-scale quantum
computers. The simple and robust transmon qubit has been the leading platform, achieving …
computers. The simple and robust transmon qubit has been the leading platform, achieving …
Reducing leakage of single-qubit gates for superconducting quantum processors using analytical control pulse envelopes
Improving the speed and fidelity of quantum logic gates is essential to reach quantum
advantage with future quantum computers. However, fast logic gates lead to increased …
advantage with future quantum computers. However, fast logic gates lead to increased …
Experimental deep reinforcement learning for error-robust gate-set design on a superconducting quantum computer
Quantum computers promise tremendous impact across applications—and have shown
great strides in hardware engineering—but remain notoriously error prone. Careful design of …
great strides in hardware engineering—but remain notoriously error prone. Careful design of …
Model-free quantum control with reinforcement learning
Model bias is an inherent limitation of the current dominant approach to optimal quantum
control, which relies on a system simulation for optimization of control policies. To overcome …
control, which relies on a system simulation for optimization of control policies. To overcome …
Quantum crosstalk analysis for simultaneous gate operations on superconducting qubits
P Zhao, K Linghu, Z Li, P Xu, R Wang, G Xue, Y **… - 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 …
controlled qubits is a vital requirement for fault-tolerant quantum computing. For …
Realizing quantum convolutional neural networks on a superconducting quantum processor to recognize quantum phases
Quantum computing crucially relies on the ability to efficiently characterize the quantum
states output by quantum hardware. Conventional methods which probe these states …
states output by quantum hardware. Conventional methods which probe these states …