LOCAL VOIDS AND THE CMB

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

description

LOCAL VOIDS AND THE CMB. Kaiki Taro Inoue (Kinki University) Joe Silk (Oxford University) December 15 2006. PRIMORDIAL SOUND WAVES IN THE PHOTON-BARYON PLASMA BECOME DENSITY FLUCTUATIONS IN MATTER-DOMINATED ERA. NON-BARYONIC WEAKLY INTERACTING DARK MATTER BOOSTS FLUCTUATION GROWTH. - PowerPoint PPT Presentation

Transcript of LOCAL VOIDS AND THE CMB

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LOCAL VOIDS AND THE CMB

Kaiki Taro Inoue(Kinki University)

Joe Silk(Oxford University)

December 15 2006

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PRIMORDIAL SOUND WAVES IN THE PHOTON-BARYON PLASMABECOME DENSITY FLUCTUATIONS IN MATTER-DOMINATED ERA

time

density fluctuation strength

NON-BARYONICWEAKLY INTERACTING DARK MATTER BOOSTSFLUCTUATION GROWTH

Vittorio and Silk 1984

Bond and Efstathiou 1984

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TEMPERATURE VARIATIONS IN THE CMB SKY

WMAP3 vs WMAP1

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BARYON OSCILLATIONS

SDSS

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SDSS

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Vary Vary

Ist order

2nd order

Ist order

2nd order

2nd order

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CDM

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