Radiative correction of the correlator for 1 − + light hybrid

نویسندگان

  • H. Y. Jin
  • J. G. Körner
چکیده

We calculate the radiative corrections to the current-current correlator of the hybrid current g ¯ q(x)γ ν iG a µν T a q(x). Based on this new result we use the QCD sum rule approach to estimate lower bounds on the masses of the J P C =1 −+ and 0 ++ light hybrids.

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تاریخ انتشار 2000