Figure 1: Example of the five-piece SUPCODE pulse cancelling gate error up to the fourth order in δh for h0=0. | Nature Communications

Figure 1: Example of the five-piece SUPCODE pulse cancelling gate error up to the fourth order in δh for h0=0.

From: Composite pulses for robust universal control of singlet–triplet qubits

Figure 1

The inset shows a schematic profile of such a pulse as a function of time. The time duration of each piece is denoted by t1, t2, and t3. In the main panel, we show the values of t1 (red solid line), t2 (blue dashed line), and t3 (black dotted line) as functions of the rotation angle φ.

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