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Mass of the up quark and chiral symmetry at infinite momentum |
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| Authors: | SK Bose |
| Institution: | Fachbereich Physik der Universität, Kaiserslautern, Germany |
| Abstract: | We find here that a very low mass for the X0 meson (mX0=305.5 MeV) is predicted from a study of the pseudoscalar mesons in the framework of chiral symmetry at infinite momentum when the up quark mass vanishes (as an alternative to axion). |
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