WebThe superconducting quasicharge qubit. The non-dissipative nonlinearity of Josephson junctions 1 converts macroscopic superconducting circuits into artificial atoms 2, … Devices were fabricated using the conventional Dolan bridge technique36,37. A bilayer of methylmethacrylate/polymethylmethacrylate was spun on top of a high-resistivity (ρ > 10 kΩ cm) silicon substrate covered by the native oxide before patterning the device with electron-beam lithography. The … See more The device readout was performed using an on-chip resonator that was inductively coupled27 to the device loop via 10–18 Josephson junctions … See more The persistent current in the ground state deduced from the device parameters is shown in Extended Data Fig. 2. Remarkably, the maximum ground-state supercurrent is three orders of magnitude smaller than the … See more The two-tone spectroscopy data discussed in the main text are provided in Extended Data Fig. 1, where the fit to the transition spectrum of the Hamiltonian of equation (1) is superimposed on the data. The deviation … See more The energy relaxation time T1 and coherence time T2 were conventionally measured by observing the qubit population decay and by applying a spin-echo measurement sequence, respectively. An … See more

A perspective on superconducting flux qubits - AIP Publishing

WebSep 16, 2024 · This website requires cookies, and the limited processing of your personal data in order to function. By using the site you are agreeing to this as outlined in our … WebJun 17, 2024 · The superconducting quasicharge qubit. 16 September 2024. Ivan V. Pechenezhskiy, ... A. et al. Strong coupling of a single photon to a superconducting qubit … hoseasons ayr scotland

[1907.02937] The superconducting quasicharge qubit - arXiv.org

WebOct 30, 2003 · Abstract. Following the demonstration of coherent control of the quantum state of a superconducting charge qubit 1, a variety of qubits based on Josephson … WebThe superconducting quasicharge qubit. Ivan V. Pechenezhskiy, Raymond A. Mencia, Long B. Nguyen, Yen-Hsiang Lin, and Vladimir E. Manucharyan; The non-dissipative non-linearity of a Josephson junction converts macroscopic superconducting circuits into artificial atoms, enabling some of the best controlled quantum bits (qubits) hoseasons aysgarth falls