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The Angular Power Spectra of Photometric SDSS LRGs
Large Scale Structure Galaxy Clustering Dark Energy Cosmological Parameters and Photometric Redshifts
2010/11/15
We construct new galaxy angular power spectra C` based on the extended, updated and nal SDSS II Luminous Red Galaxy (LRG) photometric redshift survey{MegaZ(DR7). Encapsulating 7746 deg2 we utilise 72...
General relativistic effects on non-linear power spectra
Cosmology and Extragalactic Astrophysics (astro-ph.CO)
2011/1/6
Non-linear nature of Einstein equation introduces genuine relativistic higher order corrections to the usual Newtonian fluid equations describing the evolution of cosmological perturbations.
Cosmology in One Dimension:Fractal Geometry, Power Spectra and Correlation
One Dimension Fractal Geometry Power Spectra
2010/4/6
Concentrations of matter, such as galaxies and galactic clusters, originated as very small density fluctuations in the early universe. The existence of galaxy clusters and super-clusters suggests that...