The superconducting quasicharge qubit
WebIvan V. Pechenezhskiy's 9 research works with 322 citations and 1,429 reads, including: The superconducting quasicharge qubit Ivan V. Pechenezhskiy's research while affiliated with University of ... 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 …
The superconducting quasicharge qubit
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WebMar 21, 2024 · The superconducting quasicharge qubit. 16 September ... analysis of temperature dependence of the QPT provides a valuable in situ characterization of tunnel barriers within superconducting qubit ... 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 …
WebMillisecond coherence in a superconducting qubit. Aaron Somoroff, Quentin Ficheux, Raymond A. Mencia, Haonan Xiong, Roman V. Kuzmin, and Vladimir E. Manucharyan. Increasing the degree of control over physical qubits is a crucial component of quantum computing research. We report a superconducting qubit of fluxonium type with the … WebMay 3, 2024 · Quantum circuit theory is a powerful and ever-evolving tool to predict the dynamics of superconducting circuits. In its language, quantum phase slips are famously considered to be the exact dual to … Expand. Save. ... The superconducting quasicharge qubit. I. Pechenezhskiy, R. Mencia, Long B. Nguyen, Yen-Hsiang Lin, V. Manucharyan ...
WebJan 21, 2024 · The superconducting quasicharge qubit. 16 September 2024. Ivan V. Pechenezhskiy ... We present a protected superconducting qubit based on an effective … WebThe superconducting quasicharge qubit. The non-dissipative nonlinearity of Josephson junctions 1 converts macroscopic superconducting circuits into artificial atoms 2, …
WebAug 1, 2024 · There are some other kinds of superconducting qubits. 0-π qubit is a qubit whose logical states are disjoint support so that it is exponentially protected from charge (flux) noise. [31,32] Quasicharge qubit exhibits the characteristics of the artificial atom which is dual with transmon.
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 shores lanesWebApr 14, 2024 · HIGHLIGHTS who: Xianchuang Pan from the (UNIVERSITY) have published the paper: Engineering superconducting qubits to reduce quasiparticles and charge noise, in the Journal: (JOURNAL) SUMMARY Superconducting circuits offer flexibility in … Engineering superconducting qubits to reduce quasiparticles and charge noise Read … shores lawn serviceWebA generic superconducting qubit can be modeled by the Hamiltonian b qb = − 1 ǫσ H 1 b z − ∆σ bx , (1) 2 2 where ǫ and ∆ denote the longitudinal and transversal parameters of the correspond- ing qubit, and σi are the usual Pauli ma- trices. shores leland magnoliaWebSep 1, 2024 · The missing superconducting qubit is introduced, 'blochnium', which exploits a coherent insulating response of a single Josephson junction that emerges from the … shores lax menuWebpair tunneling, i.e. a charge qubit. In such a case, the quasicharge looses dynamics and it can be interpreted as an external charge-o set. For EL=EC. 1, we get ux-onium26,27, a high-coherence implementation of a ux qubit, where a superconducting loop is disrupted by the tunneling of a single ux quantum. In a charge qubit, re- sands wealth management limitedWebApr 13, 2024 · The aim of this review is to provide quantum engineers with an introductory guide to the central concepts and challenges in the rapidly accelerating field of … shores lanes bowlingWebSuperconducting qubits are leading candidates in the race to build a quantum computer capable of realizing computations beyond the reach of modern supercomputers. The … shores lanes bowling alley