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Grand unified models with an automatic Peccei-Quinn symmetry |
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| Authors: | Howard M. Georgi Lawrence J. Hall Mark B. Wise |
| Affiliation: | Lyman Laboratory of Physics, Harvard University, Cambridge, MA02138, USA |
| Abstract: | We construct a grand unified model with an automatic Peccei-Quinn symmetry.The resulting axion is invisible because the symmetry is broken at the unification scale. |
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