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Secondary CMB Anisotropy I: Reionization - Wayne Hu's Tutorials

Secondary CMB Anisotropy I: Reionization - Wayne Hu's Tutorials

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WMAP Correlation<br />

• <strong>Reionization</strong> polarization first detected in WMAP1 through<br />

temperature cross correlation at an anomalously high value<br />

(l+1)C l/2π (µK 2 )<br />

3<br />

2<br />

1<br />

0<br />

-1<br />

0<br />

<strong>Reionization</strong><br />

10 40 100 200 400 800 1400<br />

Multipole moment (l)<br />

TE Cross Power<br />

Spectrum

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