Gate calibration

Tuning up the control itself: Rabi chevrons, DRAG and AllXY amplitude calibration, two-qubit CZ and cross-resonance characterization, crosstalk nulling, and the amplitude/duration limits a gate runs into before it starts leaking out of the computational subspace.

Qubit Rabi chevron

Qubit Rabi chevron

Cross-resonance ZX interaction rate map

Cross-resonance ZX interaction rate map

Error-amplification gate calibration: pulse-angle error vs repetitions

Error-amplification gate calibration: pulse-angle error vs repetitions

DRAG coefficient calibration from amplified leakage

DRAG coefficient calibration from amplified leakage

AllXY calibration sweep: amplitude scaling error across 21 sequences

AllXY calibration sweep: amplitude scaling error across 21 sequences

CZ gate calibration: the 11-02 avoided crossing chevron

CZ gate calibration: the 11-02 avoided crossing chevron

CZ conditional-phase calibration

CZ conditional-phase calibration

Static ZZ crosstalk vs tunable-coupler flux and qubit detuning

Static ZZ crosstalk vs tunable-coupler flux and qubit detuning

Flux-line crosstalk calibration

Flux-line crosstalk calibration

Single-qubit gate speed limit: Rabi map with a leakage threshold overlaid

Single-qubit gate speed limit: Rabi map with a leakage threshold overlaid

Flux-pulse rise-time optimization for a CZ gate

Flux-pulse rise-time optimization for a CZ gate

The Rabi chevron, one detuning at a time

The Rabi chevron, one detuning at a time