Blueprint for a high-performance fluxonium quantum processor
Transforming stand-alone qubits into a functional, general-purpose quantum processing unit
requires an architecture where many-body quantum entanglement can be generated and …
requires an architecture where many-body quantum entanglement can be generated and …
New material platform for superconducting transmon qubits with coherence times exceeding 0.3 milliseconds
The superconducting transmon qubit is a leading platform for quantum computing and
quantum science. Building large, useful quantum systems based on transmon qubits will …
quantum science. Building large, useful quantum systems based on transmon qubits will …
Moving beyond the transmon: Noise-protected superconducting quantum circuits
Artificial atoms realized by superconducting circuits offer unique opportunities to store and
process quantum information with high fidelity. Among them, implementations of circuits that …
process quantum information with high fidelity. Among them, implementations of circuits that …
Reminiscence of classical chaos in driven transmons
Transmon qubits are ubiquitously used in superconducting quantum information processor
architectures. Strong drives are required to realize fast, high-fidelity, gates and …
architectures. Strong drives are required to realize fast, high-fidelity, gates and …
Atom interferometry with floquet atom optics
Floquet engineering offers a compelling approach for designing the time evolution of
periodically driven systems. We implement a periodic atom-light coupling to realize Floquet …
periodically driven systems. We implement a periodic atom-light coupling to realize Floquet …
Observation of Josephson harmonics in tunnel junctions
Approaches to develo** large-scale superconducting quantum processors must cope with
the numerous microscopic degrees of freedom that are ubiquitous in solid-state devices …
the numerous microscopic degrees of freedom that are ubiquitous in solid-state devices …
Parametric-resonance entangling gates with a tunable coupler
High-fidelity parametric gates have been demonstrated with superconducting qubits via rf
flux modulation of the qubit frequency. The modulation however leads to renormalization of …
flux modulation of the qubit frequency. The modulation however leads to renormalization of …
Demonstrating a long-coherence dual-rail erasure qubit using tunable transmons
Quantum error correction with erasure qubits promises significant advantages over standard
error correction due to favorable thresholds for erasure errors. To realize this advantage in …
error correction due to favorable thresholds for erasure errors. To realize this advantage in …
Fast high-fidelity gates for galvanically-coupled fluxonium qubits using strong flux modulation
Long coherence times, large anharmonicity, and robust charge-noise insensitivity render
fluxonium qubits an interesting alternative to transmons. Recent experiments have …
fluxonium qubits an interesting alternative to transmons. Recent experiments have …
Time-dependent magnetic flux in devices for circuit quantum electrodynamics
Recent theoretical work has highlighted that quantizing a superconducting circuit in the
presence of time-dependent flux Φ (t) generally produces Hamiltonian terms proportional to …
presence of time-dependent flux Φ (t) generally produces Hamiltonian terms proportional to …