Derivative removal by adiabatic gate
WebHowever, significant gate speedups are possible using methods such as derivative-removal-by-adiabatic-gate (DRAG) (Motzoi et al. in Phys Rev Lett 103:110501, 2009), which creates spectral-holes...
Derivative removal by adiabatic gate
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WebOct 3, 2024 · The Derivative Removal by Adiabatic Gate (DRAG) technique [1–3] was developed in the context of the emerging technology of high-precision superconducting quantum devices.With coherence times of these systems improving dramatically towards the end of the first decade in twenty-first century, it became a promising possibility to … WebMay 14, 2024 · We illustrate this increased resolution in Fig. 1 with a Derivative Removal by Adiabatic Gate (DRAG) pulse. Such pulses are designed to drive the 0 to 1 transition of …
WebApr 19, 2024 · Adiabatic gate operations required to remain within the qubit subspace in an anharmonic oscillator can be slow when compared to qubit decoherence times. … WebThe Derivative Removal by Adiabatic Gate (DRAG) pulse is a standard Gaussian pulse with an additional Gaussian derivative component. It is designed to reduce the frequency spectrum of a normal gaussian pulse near the 1 - 2 transition, reducing the chance of leakage to the 2 state.
WebOur result contains and improves the previously developed derivative removal by adiabatic gate technique [F. Motzoi , Phys. Rev. Lett.PRLTAO0031 … WebFeb 11, 2024 · We find significant short-time state leakage due to the strong coupling to the bath. We quantify the leakage errors in single-qubit gates and demonstrate their suppression with derivative...
WebWe expand on techniques first developed for controlling 3-level systems, Derivative Removal by Adiabatic Gate (DRAG) published in PRL 103 110501, which was …
Webleakage in the adiabatic procedure26, prohibiting further improve-ment of transfer fidelity. It is possible to optimize the parameters of the driving microwave to suppress unwanted transitions for two-level systems. One can also use the derivative removal by adiabatic gate (DRAG) approach50,51 in a single qubit gate, but this florida medicare nursing home coverageWebAug 31, 2024 · Z gates can correct unitary rotation errors for weakly anharmonic qubits as an alternative to pulse-shaping techniques such as derivative removal by adiabatic … great western 2 pietta gunfighter 45 coltWebJan 4, 2024 · We show how Derivative Removal by Adiabatic Gate (DRAG) compensation pulses [21, 24] can be used to mitigate these errors and achieve an error rate of 1.3e-3, comparable to the lowest measured in... florida medicare home health care benefitsWebFeb 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 robust NOT gate in a three-level ladder system. ... great western 360 controlWebJul 1, 2001 · The ground state properties such as lattice parameter, bulk modulus and its pressure derivative as well as the structural phase stability were calculated and … great western 1838WebDec 10, 2024 · To use circuit level gates within your pulse program call a circuit with qiskit.pulse.builder.call (). Warning These will be removed in future versions with the release of a circuit builder interface in which it will be possible to calibrate a gate in terms of pulses and use that gate in a circuit. florida megabucks winnerWebMar 23, 2024 · length of a geometric gate is 90 ns, and the magnitude of the microwave is tuned to control the rotation angle. The envelope of each pulse is cosine-shaped and the derivative removal by adiabatic gate (DRAG) correction is also used to suppress the leakage to the undesired energy levels, especially j2istate [64]. florida med pay statute