Four-dimensional heterotic string models with SU(5) and SO(10) grand unification |
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| Affiliation: | 1. Department of Computer Science and Statistics, Rey Juan Carlos University, Mostoles 28933, Madrid, Spain;2. Centro de Investigación en Geografía y Geomática Ing. Jorge L. Tamayo, Mexico DF 14240, Mexico |
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| Abstract: | The gauge group, quark and lepton generations, Higgs scalar structure, couplings of quarks and leptons to Higgs scalars and to colour triplet scalars, and the gauge symmetry breaking are studied for a class of four-dimensional heterotic string models whose boundary conditions include third-integral twists. |
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