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^nLHFjX2Cs\9+!R@3l\!E)"dAX!bM3R. 4 Acknowledgements Firstly, I would like to thank Dr. Cindy for the successful completion of this thesis. As stated above, the inflationary CMB power spectrum plotted in figure 1 is that predicted by assuming fixed values of the cosmological parameters for a CDM model The recent results from the balloon-borne BOOMERANG and MAXIMA-1 experiments (De Bernardis et al. 'n]P4Zn-"jMA_[,sj:cu('
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o8X!:15cP2mBrg.WHp? INTRODUCTION The cosmic microwave background (CMB) became a scientific gold mine in the sky. constraint on the position of the First Doppler peak , the Type Ia ... (SNe) and the combined Cosmic Microwave Background and Baryonic Acoustic Oscillation Test (CMB/BAO). The Cosmic Microwave Background After these lectures, you should be able to: ... • Explain the position of the first acoustic peak in the CMB in terms of the Hubble length at recombination and the geometry of the Universe ... Sachs-Wolf effect and Doppler perturbations $57j"aW`/Nk:Ge81Ss'&f4d6XEdX+nr?oaE)ISX`S7oia*6;:,MkfnH#g9fTaTjaUoj*W'`$0?#B/R)cT(B;6!$TKRhUueq_\=WesEN[,kmV
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It is claimed [19,20] that the next generation of CMB experiments can set constraints of the order of | ∆α α At this temperature, the Planck spectrum has its peak at microwave frequencies (∼ 1 – 1000 GHz), and its study forms a branch of astronomy called Cosmic Microwave Background astronomy (hereafter CMB astronomy). stream Doppler boosting the CMB ... of its peak value, corresponding to an expected average lensing convergence of β × 0.13 = 1.5 × 10−4. Radiology. [*D=M7-q,Renqt4#F\i[fIG2V+2=D1\WCndfhRY
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?*+PPiS@"qSuaMaK>bX/=WA`_c7O*2dP:oXnfi3qAo9Y4o:9RcW2. This wedge is actually narrower now with more recent CMB results. The Cosmic Microwave Background James Rich SPP-IRFU CEA-Saclay 91191 Gif-sur-Yvette james.rich@cea.fr December, 2020 !de!nG&8(Wd"YE\UkqhUVrtTgc&n[I7rXqMU7+Hm:G;iN?6:H0"1a_RWR/'BS%Ei7B2"peVe
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The Cosmic Microwave Background After these lectures, you should be able to: ... • Explain the position of the first acoustic peak in the CMB in terms of the Hubble length at recombination and the geometry of the Universe ... Sachs-Wolf effect and Doppler perturbations As stated above, the inflationary CMB power spectrum plotted in figure 1 is that predicted by assuming fixed values of the cosmological parameters for a CDM model @+Cf8/0esk+%5BX]A8,Oq+C\npBl4A57W30d:18!N+>75A
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