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Estimate of the gluonium mass from QCD low-energy theorems |
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| Authors: | M. A. Shifman |
| Affiliation: | 1. Institute of Theoretical and Experimental Physics, SU-117259, Moscow, USSR |
| Abstract: | We consider the two-point function of gluonic currents with quantum numbersJ PC=O ++. Low-energy theorems obtained earlier starting from the QCD lagrangian allow to reconstruct, in gross features, the corresponding spectral density. The mass of the lowestO + gluonium is estimated. |
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