Short and long reionisation histories consistent with Planck yield kSZ power spectra that remain separable despite uncertainties, requiring a sensitivity of ~0.4 μK² at ℓ~2000 to discriminate between the scenarios.
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Discriminating Planck Reionisation Histories with the kSZ Effect
Short and long reionisation histories consistent with Planck yield kSZ power spectra that remain separable despite uncertainties, requiring a sensitivity of ~0.4 μK² at ℓ~2000 to discriminate between the scenarios.