Fully microwave-tunable universal gates in superconducting qubits with linear couplings and fixed transition frequencies

By C. Rigetti, Michel H. Devoret. 2010

283 citations recorded by the source corpus.

Subfields: Artificial Intelligence, Atomic and Molecular Physics, and Optics

View Paper: https://www.semanticscholar.org/paper/b039771aedf0ef86523ec42347b2c65c5828ee62

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In Artificial Intelligence

In Atomic and Molecular Physics, and Optics

Citations in the corpus

Supervised learning with quantum-enhanced feature spaces (2018, methodology): “Entanglement in our system is achieved via CNOT gates, which use cross-resonance [18] as well as single qubit gates as primitives.”
Universal Gate for Fixed-Frequency Qubits via a Tunable Bus (2016, background): “In particular, the cross-resonance (CR) gate [20, 21] has demonstrated fidelities greater than 0.”
Quantum optimization using variational algorithms on near-term quantum devices (2017, methodology): “A natural choice can be the cross-resonance gate [83, 84] as a two-qubit gate suited for the fixed-frequency superconducting qubit architecture as used, for example, for the IBM Q experience [61].”
Demonstration of quantum volume 64 on a superconducting quantum computing system (2020, methodology): “Two-qubit gates are based on a cross-resonance scheme [13], [14], [15] with a target rotary pulse [4] and an additional offset pulse-shape on the target for implementing a direct (echoless) CNOT as described later.”
Quantum information processing with superconducting circuits: a review (2016, background): “The tunability of the effective coupling strength G results from the evolution of the dressed Q1 eigenstates as the field amplitude F is adjusted [255, 256]:”
Tunable Superconducting Qubits with Flux-Independent Coherence (2017, methodology): “Alternatively, fixed-frequency qubits have been employed in schemes such as the cross-resonance (CR) gate [20,21] to demonstrate aspects of quantum error correction [3,22].”
Software Mitigation of Crosstalk on Noisy Intermediate-Scale Quantum Computers (2020, methodology): “Two-qubit Controlled NOT gates are implemented using the cross-resonance effect [11, 51] where a pulse is applied on control qubit at the resonant frequency of a target qubit.”