The size of chi = arg (-Vts Vtb* Vcs* Vcb) and physics beyond the Standard Model

J. A. Aguilar-Saavedra, F. J. Botella, G. C. Branco +1

We analyse the allowed range of values of chi, both in the Standard Model and in models with New Physics, pointing out that a relatively large value of chi, e.g. of order lambda, i…