PHYS08200605006 D.K. Hazra - Homi Bhabha National Institute

List of Tables
2.1 The priors on the parameters in the inflationary models of interest . . . . . . 32
2.2 The best fit values for the parameters of the power law primordial spectra,
upon comparison with the various CMB datasets . . . . . . . . . . . . . . . . 34
2.3 The best fit values for the inflationary models with a step, when compared
with the different CMB datasets . . . . . . . . . . . . . . . . . . . . . . . . . . 35
2.4 The χ 2 eff for the different inflationary models (with and without the step)
and the datasets considered . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
3.1 The priors on the parameters in the inflationary models considered . . . . . 46
3.2 The best fit values for the background and the inflationary parameters for
potentials with oscillations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
3.3 Theχ 2 eff for the different models and datasets considered . . . . . . . . . . . 50
6.1 Widened priors for the inflationary parameters in the case of potentials
with oscillatory terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
6.2 The best fit values for the background and the potential parameters arrived
at upon comparison with the WMAP and the SDSS data . . . . . . . . . . . 115
7.1 The bounds on (f NL
,b 1 ) obtained from a Fisher analysis for various combinations
of (k min ,¯n,S/N) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
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