Planck-scale sensitivity of CMB polariza
β
Giulia Gubitosi; Luca Pagano
π
Article
π
2009
π
Elsevier Science
π
English
β 245 KB
We show that the Cosmic Microwave Background (CMB) polarization data gathered by the BOOMERanG 2003 flight and WMAP provide an opportunity to investigate in-vacuo birefringence, of a type expected in some quantum pictures of space-time, with a sensitivity that extends even beyond the desired Planck-