2 papers
astro-ph2003
Non-Gaussianity: Comparing wavelet and Fourier based methods
N. Aghanim, M. Kunz, P. G. Castro +1
In the context of the present and future Cosmic Microwave Background (CMB) experiments, going beyond the information provided by the power spectrum has become necessary in order to…
hep-ph2002
Observational constraint on the fourth derivative of the inflaton potential
C. Caprini, S. H. Hansen, M. Kunz
We consider the flow-equations for the 3 slow-roll parameters n_S (scalar spectral index), r (tensor to scalar ratio), and dn_S/dlnk (running of the spectral index). We show that t…