Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2008-06-26
Phys.Rev.D78:114023,2008
Physics
High Energy Physics
High Energy Physics - Phenomenology
18 pages, 14 jpeg figures, 1 table, using pdflatex. Final version as published in Phys Rev D
Scientific paper
10.1103/PhysRevD.78.114023
In this work we investigate the contribution to B(d,s) mixing from both scalar and vector unparticles in a number of scenarios. The emphasis of this work is to show the impact of the recently discovered 3 sigma evidence for new physics found in the CP phase of B(s) mixing. Here we show that the inclusion of the CP phase constraints for both B(d) and B(s) mixing improves the bounds set on the unparticle couplings by a factor of 2~4, and one particular scenario of scalar unparticles is found to be excluded by the 3 sigma measurement of phi(s).
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