2003
DOI: 10.1103/physrevd.67.055009
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On supersymmetric contributions to theCPasymmetry of theBφKSprocess

Abstract: We analyse the CP asymmetry of the B → φK S process in general supersymmetric models. In the framework of the mass insertion approximation, we derive model independent limits for the mixing CP asymmetry. We show that chromomagnetic type of operator may play an important role in accounting for the deviation of the mixing CP asymmetry between B → φK S and B → J/ψK S processes observed by Belle and BaBar experiments. A possible correlation between the direct and mixing CP asymmetry is also discussed. Finally, we … Show more

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Cited by 76 publications
(44 citation statements)
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References 50 publications
(54 reference statements)
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“…The reported asymmetry is 2.7σ away from this value, although the error bars are large. Several recent analyses have studied this situation, both in model-dependent and model-independent analyses [241,242,243,244,245]. §…”
Section: Constraints From Fc Processesmentioning
confidence: 99%
“…The reported asymmetry is 2.7σ away from this value, although the error bars are large. Several recent analyses have studied this situation, both in model-dependent and model-independent analyses [241,242,243,244,245]. §…”
Section: Constraints From Fc Processesmentioning
confidence: 99%
“…Clearly these values are much smaller than the required values mentioned in Ref. [11] in order to deviate S φK S from sin 2β. Indeed we find that, in this case, the total S φK S is given by S φK S ≃ 0.72.…”
Section: Flavor Violation In Universal Extra Dimension Scenariomentioning
confidence: 67%
“…[11]. It is remarkable that the coupling L,R and also on the flavor structure of the rotational matrices V d L,R that diagonalize the down quark mass matrix.…”
Section: Flavor Violation In Split Fermions Scenariomentioning
confidence: 99%
“…and the large negative sin(2φ 1 ) φKs [12,13,14,15,16,17]. However, attempts of simultaneous explanation for the observed data of these decay modes were made only by using the naive factorization technique [13,15].…”
mentioning
confidence: 99%
“…However, attempts of simultaneous explanation for the observed data of these decay modes were made only by using the naive factorization technique [13,15]. We adopt the newly developed QCD improved factorization [18] for the calculation in this work.…”
mentioning
confidence: 99%