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A Detuning Correction Recovers the Fast Gate

Adjusting frequency and operation time lowered simulated single-qubit gate infidelity by several orders beyond the rotating-wave approximation.

Published Updated Story ID: mp-2026-10-31-016
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Summary

Adjusting frequency and operation time lowered simulated single-qubit gate infidelity by several orders beyond the rotating-wave approximation.

Strong driving speeds gates but makes weak-coupling formulas inaccurate. Second-order corrections for the Bloch-Siegert shift recovered corrected parameters in numerical Schrödinger-equation tests; hardware validation remains open.

Why it matters

Adjusting frequency and operation time lowered simulated single-qubit gate infidelity by several orders beyond the rotating-wave approximation.

Limits and context

No additional limitation was separately recorded.

Key claims

  1. Adjusting frequency and operation time lowered simulated single-qubit gate infidelity by several orders beyond the rotating-wave approximation.

    Evidence: source-2026-10-31-018

Sources

  1. arXiv preprint 2610.40595, original v1arXiv · primary research

Corrections

No corrections have been recorded for this story.