1010.4543 (Tina Kahniashvili et al.)

CMB two- and three-point correlation functions from Alfvén waves    [PDF]

Tina Kahniashvili, George Lavrelashvili

We study the cosmic microwave background (CMB) temperature fluctuations non-gaussianity due to the vector mode perturbations (Alfv\'en waves) supported by a stochastic cosmological magnetic field. We present detailed derivations of the statistical properties, two and three point correlation functions of the vorticity perturbations and corresponding CMB temperature fluctuations.

View original: http://arxiv.org/abs/1010.4543