… We report parametric amplification of a microwave signal in a Kerr medium formed from superconductingqubits. Two mutually coupled flux qubits, embedded in the current antinode of a …
… parametric dependence of the coefficient of σ X , which can be viewed on one hand as how much the qubit can be tuned by an external control parameter, … variations in that parameter. It …
… parametric control demonstrated in this work widens the frequency range of microwaves for controlling the qubit … nonlinear phenomena in superconductingqubits with strong microwave …
Superconductingqubits are solid state electrical circuits fabricated using techniques borrowed from conventional integrated circuits. They are based on the Josephson tunnel junction, …
P Bertet, C Harmans, JE Mooij - Physical Review B—Condensed Matter and …, 2006 - APS
… to couple two superconducting charge or flux qubits biased at their symmetry points with unequal energy splittings. Modulating the coupling constant between two qubits at the sum or …
Y Zhou, Z Zhang, Z Yin, S Huai, X Gu, X Xu… - Nature …, 2021 - nature.com
… parametric reset scheme for tunable superconductingqubits. By parametric modulation of the qubit frequency, a controllable interaction is generated between the qubit and a lossy …
… -out technique for a superconductingqubit by dispersively coupling it with a Josephson parametric oscillator. We employ a tunable quarter wavelength superconducting resonator and …
… coupledsuperconductingqubits have been carried out with both fixed (9–15) and tunable (16–18) coupling. … The functioning of the tunable parametriccoupling is very convenient. When …
K Kubo, H Goto - Applied Physics Letters, 2023 - pubs.aip.org
… -qubit gates have been reported with superconductingqubitscoupled via a single-transmon coupler … We aim to overcome these drawbacks by the parametric-coupling method using the …