Table 1 Observed \({T}_{2}^{* }\) of QD2 at three different magnetic fields \({B}_{\,\text{z}}^{\text{0}\,}\) with its corresponding Rabi frequencies fRabi.

From: Single-spin qubits in isotopically enriched silicon at low magnetic field

\({B}_{\,\text{z}}^{\text{0}\,}\) (mT)

150

300

450

\({f}_{\text{Rabi}}\) (MHz)

0.25

0.25

0.33

\({T}_{2}^{* }\) (μs)

1.4 ± 0.21

2.5 ± 0.3

3.3 ± 0.65

  1. The error associated with each \({T}_{2}^{* }\) value stands for 95% confidence interval derived from the uncertainties of data fitting
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