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20192026
most citedSuperconducting Quantum Annealing Architecture with LC Resonators

17 citations · 19 across the 6 of their papers we have counts for

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10 papers · 1 filter

quant-ph2026

Engineered two-photon dissipative confinement of a Kerr-cat qubit using SISIS quantum circuit refrigerator

Shumpei Masuda, Tsuyoshi Yamamoto, Shuji Nakamura +2

Kerr-cat qubits realized in periodically driven superconducting nonlinear resonators are a promising platform for quantum information processing with biased noise. Pure dephasing i…

quant-ph2026

Ultralow-power coherent qubit control using AQFP logic at millikelvin temperatures

Hiroto Mukai, Akiyoshi Tomonaga, Rui Wang +5

Qubit controllers are essential for scaling superconducting quantum processors, but implementing them at the 10 mK stage of a dilution refrigerator remains challenging due to strin…

quant-ph2025

Efficient spectrum analysis for multi-junction superconducting circuit

A. Tomonaga, H. Mukai, K. Mizuno +1

The extraction of transition frequencies from a spectrum has conventionally relied on empirical methods, and particularly in complex systems, it is a time-consuming and cumbersome…

quant-ph20242 cited

Residual--coupling suppression and fast two-qubit gate for Kerr-cat qubits based on level-degeneracy engineering

Takaaki Aoki, Akiyoshi Tomonaga, Kosuke Mizuno +1

Building large-scale quantum computers requires an interqubit-coupling scheme with a high on-off ratio to avoid unwanted crosstalk coming from residual coupling and to enable fast…

quant-ph2024

Probing instantaneous quantum circuit refrigeration in the quantum regime

Shuji Nakamura, Teruaki Yoshioka, Sergei Lemziakov +8

Recent advancements in circuit quantum electrodynamics have enabled precise manipulation and detection of the single energy quantum in quantum systems. A quantum circuit refrigerat…

quant-ph2024

Stabilization of Kerr-cat qubits with quantum circuit refrigerator

Shumpei Masuda, Shunsuke Kamimura, Tsuyoshi Yamamoto +2

A periodically-driven superconducting nonlinear resonator can implement a Kerr-cat qubit, which provides a promising route to a quantum computer with a long lifetime. However, the…