Secondary CMB Anisotropy - Wayne Hu's Tutorials
Secondary CMB Anisotropy - Wayne Hu's Tutorials
Secondary CMB Anisotropy - Wayne Hu's Tutorials
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Lensing in the Power Spectrum<br />
• Small scale lenses modulate the large scale temperature field<br />
• Generates power below damping scale from gradient power<br />
10 –10<br />
10 –11<br />
Power 10–9<br />
10 –12<br />
10 –13<br />
Zaldarriaga (2000); Hu (2000)<br />
lensed<br />
unlensed<br />
∆power<br />
10 100 1000<br />
l
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