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Restless tuneup of high-fidelity qubit gates

WebQCD/DiCarlo Lab; QuTech Advanced Research Centre; Computer Engineering; QN/DiCarlo Lab WebPDF We present a tuneup protocol for qubit gates with tenfold speedup over traditional methods reliant on qubit initialization by energy relaxation. This speedup is achieved by …

Gate Set Tomography – Quantum

Webuctuations. Restless tuneup robustly achieves T 1-dominated gate delity of 0:999, veri ed using both CRB with T 1 initialization and a rst implementation of gate set tomography … WebJun 9, 2024 · In order not to degrade the fidelity of a single qubit gate, the integrated frequency noise (FN) of the control signal should be <1.9 kHz rms from a 6 GHz carrier frequency . The lower integration bound of the phase noise (PN) profile of phase-locked loops (PLL) is set by the quantum operation cycle (worst case: 1/T* ≈ 8.3 kHz) and the … define heliocentric solar system https://c4nsult.com

PHYSICS Copyright © 2024 Ramped measurement technique for robust high …

WebNov 15, 2016 · We present a tuneup protocol for qubit gates with tenfold speedup over traditional methods reliant on qubit initialization by energy relaxation. This speedup is … WebHigh-fidelity controlled-Z gate with maximal intermediate leakage operating at the speed limit in a superconducting quantum processor, Physical Review Letters 126, 220502 ... Restless tuneup of high-fidelity qubit gates, Physical Review Applied, 7, … WebThis speedup is achieved by constructing a cost function for Nelder-Mead optimization from real-time correlation of nondemolition measurements interleaving gate operations without … feeling revelation

[1611.04815v1] Restless Tuneup of High-Fidelity Qubit Gates

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Restless tuneup of high-fidelity qubit gates

PHYSICS Copyright © 2024 Ramped measurement technique for robust high …

WebApr 24, 2024 · Figure 1 (a) A general qubit-gate-tuneup loop. In conventional tuneup (b), the qubit is initialized before measuring the effect of {G}.In restless tuneup (c), the qubit is … WebPDF - We present a tuneup protocol for qubit gates with tenfold speedup over traditional methods reliant on qubit initialization by energy relaxation. This speedup is achieved by …

Restless tuneup of high-fidelity qubit gates

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WebWe demonstrate the QubiC automatic calibration protocols are capable of delivering high-fidelity gates on the state-of-the-art transmon-type processor operating at the Advanced Quantum Testbed at Lawrence ... Restless tuneup of high-fidelity qubit gates. Phys. Rev. Appl. 7, 4 (2024), 041001. Google Scholar [24] Rudinger Kenneth, Kimmel Shelby ... WebJan 29, 2024 · Reaching high-speed, high-fidelity qubit operations requires precise control over the shape of the ... M. A. et al. Restless tuneup of high-fidelity qubit gates. Phys. …

WebFeb 28, 2024 · [43] Rol M A et al. 2024 Restless tuneup of high-fidelity qubit gates Phys. Rev. Appl. 7 041001. Crossref Google Scholar [44] Chow J M et al. 2012 Complete universal quantum gate set approaching fault-tolerant thresholds with superconducting qubits Phys. Rev. Lett. 109 060501. Crossref Google Scholar. Export references: BibTeX RIS WebNov 17, 2024 · Solving the gauge problem enables us to efficiently implement operational tomography in a Bayesian framework computationally, and hence gives us a natural way to include prior information and discuss uncertainty in fit parameters. We demonstrate this new tomography in a variety of different experimentally-relevant scenarios, including …

WebSep 1, 2024 · Abstract. During the last ten years, superconducting circuits have passed from being interesting physical devices to becoming contenders for near-future useful and scalable quantum information processing (QIP). Advanced quantum simulation experiments have been shown with up to nine qubits, while a demonstration of quantum supremacy … WebNov 15, 2016 · Rol et al. have used this restless operation mode to accelerate the calibration of a single-qubit gate by measuring fixed-length sequences of Clifford gates that …

WebAug 16, 2024 · Randomized Linear Gate-Set Tomography Yanwu Gu, Rajesh Mishra, Berthold-Georg Englert, and Hui Khoon Ng PRX Quantum 2, 030328 – Published 16 August 2024

WebPDF We present a tuneup protocol for qubit gates with tenfold speedup over traditional methods reliant on qubit initialization by energy relaxation. This speedup is achieved by constructing a cost function for Nelder-Mead optimization from real-time correlation of non-demolition measurements interleaving gate operations without pause. Applying the … feeling right synonymWebWe present a tuneup protocol for qubit gates with tenfold speedup over traditional methods reliant on qubit initialization by energy relaxation. This speedup is achieved by constructing a cost function for Nelder-Mead optimization from real-time correlation of nondemolition measurements interleaving gate operations without pause. Applying the protocol on a … feeling restless in the morningWebFeb 15, 2024 · Ideally, a benchmarking protocol should also provide information on how to rectify residual errors. Gate Set Tomography (GST) is one such protocol designed to give detailed characterization of as-built qubits. We implemented GST on a high-fidelity electron-spin qubit confined by a single 31 P atom in 28 Si. feeling rich songWebA tuneup protocol for qubit gates with tenfold speedup over traditional methods reliant on qubit initialization by energy relaxation is presented by constructing a cost function for … feeling rightly and feeling deeplyWebAug 6, 2024 · 3. Fidelity is a distance measure between quantum states. The gate fidelity uses fidelity to decide how noisy a quantum gate is. Take two copies of a state, apply your implementation of a gate on one copy and apply the ideal gate on another copy (this can be done on paper, not in a lab) and compute the fidelity between the two outputs. define help wanted adsWebApr 24, 2024 · this performance matches that of conventional tuneup, restless is tenfold faster and converges in one minute. In many tuneup routines [Fig. 1(a)], the relevant in … feeling rich in tagalogWebOct 5, 2024 · Gate set tomography (GST) is a protocol for detailed, predictive characterization of logic operations (gates) on quantum computing processors. Early versions of GST emerged around 2012-13, and since then it has been refined, demonstrated, and used in a large number of experiments. This paper presents the foundations of GST in … feeling robot ai