MSSM flavors from 7-brane configurations of magnetized SYM on $R^{1,3}\times (T^2{)}^3/(Z_2\times Z_2^{\prime })$

Abstract

We show that chiral matters in the minimal supersymmetric standard model (MSSM) with semi-realistic flavor structures can be obtained from 7-brane configurations of magnetized super Yang-Mills (SYM) theory on a toroidal orbifold $R^{1,3}\times (T^2{)}^3/(Z_2\times Z_2^{\prime })$, where background magnetic fluxes and Wilson-lines are turned on preserving four-dimensional $\mathcal{N}=1$ supersymmetry. The zero-mode spectrum of chiral multiplets in total is just MSSM ones, except the existence of those for three generations of right-handed neutrino and extra generations of MSSM Higgs pairs. Hierarchical Yukawa couplings can be obtained from the overlap integrals of wavefunctions localized in extra dimensions, allowing semi-realistic patterns of flavor structures for quarks and charged leptons. We also develop a systematic way to embed additional 7-branes into the configuration, those are sequestered from the visible sector toward a hidden sector model building.