Model with two scalar leptoquarks: R2 and S3

We discuss a model that can accommodate the B -physics anomalies, based on combining two scalar leptoquarks, R2 and S3 , of mass O ( 1  TeV ) , and that we proposed in our previous paper. We update the analysis of its parameter space and show that a model remains viable and consistent with a number...

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Veröffentlicht in:Physical review. D 2022-10, Vol.106 (7)
Hauptverfasser: Bečirević, Damir, Doršner, Ilja, Fajfer, Svjetlana, Faroughy, Darius A., Jaffredo, Florentin, Košnik, Nejc, Sumensari, Olcyr
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Sprache:eng
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Zusammenfassung:We discuss a model that can accommodate the B -physics anomalies, based on combining two scalar leptoquarks, R2 and S3 , of mass O ( 1  TeV ) , and that we proposed in our previous paper. We update the analysis of its parameter space and show that a model remains viable and consistent with a number of low energy and high energy flavor physics constraints. Since the model predicts a nonzero new physics phase, we discuss the possibility to test its contribution to the neutron electric dipole moment and to the angular distributions of the exclusive b → cτ ν ¯ decays. We find that the model can provide a significant enhancement to B ( B → K ( * ) νν ) and provides both the upper and lower bounds to B ( B → K ( * ) μτ ) .
ISSN:2470-0010
2470-0029
DOI:10.1103/PhysRevD.106.075023