LOCAL VOIDS AND THE CMB Kaiki Taro Inoue (Kinki University) Joe Silk (Oxford University) December 15 2006.

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Presentation transcript:

LOCAL VOIDS AND THE CMB Kaiki Taro Inoue (Kinki University) Joe Silk (Oxford University) December

PRIMORDIAL SOUND WAVES IN THE PHOTON-BARYON PLASMA BECOME DENSITY FLUCTUATIONS IN MATTER-DOMINATED ERA time density fluctuation strength NON-BARYONIC WEAKLY INTERACTING DARK MATTER BOOSTS FLUCTUATION GROWTH Vittorio and Silk 1984 Bond and Efstathiou 1984

TEMPERATURE VARIATIONS IN THE CMB SKY WMAP3 vs WMAP1

BARYON OSCILLATIONS SDSS

Vary  Vary  Ist order 2nd order Ist order 2nd order

 CDM