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Derivative reduction by adiabatic gate

WebOct 10, 2024 · local noises [5]. Adiabatic geometric quantum computa-tion (AGQC) based on the Berry phase has been pro-posed [3,6{8] and rst experimentally demonstrated in nuclear magnetic resonance (NMR) [4], aiming to realize high- delity and robust quantum gates. However, the long gate time due to the adiabatic and cyclic evolution WebWe characterize single qubit gates in a superconducting qubit, and by refining our use of derivative reduction by adiabatic gate pulse shaping along with detuning of the pulses, we obtain gate errors consistently below 1 0 -3 and leakage rates at the 1 0 -5 level.

Measuring and Suppressing Quantum State Leakage in a

WebSep 17, 2015 · Indeed, the suppression of phase errors using Derivative Reduction by Adiabatic Gate (DRAG) pulse shaping [8] has helped push single qubit fidelity in super¬ conducting qubits over 99.9%, nominally satisfying one of the requirements for realizing quantum error correction (QEC) [9, 10]. WebMar 12, 2024 · A pulse-efficient circuit transpilation framework for noisy quantum hardware is shown by scaling cross-resonance pulses and exposing each pulse as a gate to remove redundant single-qubit operations with the transpiler, and no additional calibration is needed. 35 PDF View 1 excerpt, cites background marvel character cyclops https://mistressmm.com

Measuring and Suppressing Quantum State Leakage in a …

WebMar 21, 2024 · In this work, we used the Derivative Reduction by Adiabatic Gate (DRAG) technique, proposed in Ref. , and largely employed in literature for the reduction of SPAM errors [75,76,78,86,87,88,89]. The DRAG technique corrects the pulse shape Ω ( t ) by introducing a term depending on the derivative of the control pulse d Ω ( t ) / d t [ 74 ], WebThird, the CZ gate uses adiabatic control that is nonstandard, as it partially moves into the avoided level crossing regime and then back out again, with the amplitude and time of the wave form adjusted to give a π phase shift to the 11 state. Typical solutions to an … WebOur result contains and improves the previously developed derivative removal by adiabatic gate technique [F. Motzoi , Phys. Rev. Lett.PRLTAO0031 … hunter hunter anicloud

Review of the DRAG framework - arXiv

Category:Review of the DRAG framework - arXiv

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Derivative reduction by adiabatic gate

Efficient Z gates for quantum computing - IBM Research Publications

WebIn order to correct for both phase and amplitude errors specific to virtual transitions and leakage outside of the qubit manifold, we implement “half derivative,” an experimental simplification of derivative reduction by adiabatic gate (DRAG) control theory. WebFeb 5, 2024 · A related method based on derivative removal by adiabatic gate has been used to eliminate leakage of the drives in weakly anharmonic systems. We further employ our saSTIRAP protocol based on two-photon counterdiabatic driving to demonstrate a …

Derivative reduction by adiabatic gate

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http://export.arxiv.org/pdf/1509.05470v2 WebFeb 11, 2024 · This work characterize single qubit gates in a superconducting qubit, and by refining the use of derivative reduction by adiabatic gate pulse shaping along with detuning of the pulses, gate errors consistently below 10-3 and leakage rates at the 10^ {-5} level are obtained. 126 PDF

WebIn mathematics, the reduced derivative is a generalization of the notion of derivative that is well-suited to the study of functions of bounded variation.Although functions of bounded variation have derivatives in the sense of Radon measures, it is desirable to have a … WebJan 13, 2011 · In order to correct for both phase and amplitude errors specific to virtual transitions and leakage outside of the qubit manifold, we implement 'half derivative', an experimental simplification of derivative reduction by adiabatic gate (DRAG) control …

WebOct 15, 2010 · In order to correct for both phase and amplitude errors specific to virtual transitions and leakage outside of the qubit manifold, we implement 'half derivative', an experimental simplification of derivative reduction by adiabatic gate (DRAG) control … WebJul 9, 2010 · This can be corrected using the derivative removal by adiabatic gate (DRAG) technique, which modifies the spectral profile of the pulse [143,144].

WebApr 19, 2024 · One very promising method that recently emerged is the two-quadrature derivative-removal-by-adiabatic-gate (DRAG) technique [ 39, 40, 41 ]. DRAG allows high-fidelity qubit rotations with significant gate speedups. The main idea is that a second control pulse that is the time derivative of the first creates a spectral hole.

Webcharacterize single qubit gates in a superconducting qubit, and by re ning our use of Derivative Reduction by Adiabatic Gate (DRAG) pulse shaping along with detuning of the pulses, we obtain gate errors consistently below 10 3 and leakage rates at the 10 5 level. … hunter hunter 2020 castWebJan 27, 2024 · One can also use the derivative removal by adiabatic gate (DRAG) approach 50, 51 in a single qubit gate, but this procedure is not suitable for general three-level systems. In this article,... hunter hunter anime arcsWebWe expand on techniques first developed for controlling 3-level systems, Derivative Removal by Adiabatic Gate (DRAG) published in PRL 103 110501, which was experimentally tested in arXiv:0908.1955v1. marvel character emotions