FORM-FACTOR OF RADIATIVE PION DECAY IN QCD


ALIEV T. , OVCHINNIKOV A.

MODERN PHYSICS LETTERS A, cilt.6, ss.2327-2334, 1991 (SCI İndekslerine Giren Dergi) identifier

  • Cilt numarası: 6 Konu: 25
  • Basım Tarihi: 1991
  • Doi Numarası: 10.1142/s0217732391002736
  • Dergi Adı: MODERN PHYSICS LETTERS A
  • Sayfa Sayıları: ss.2327-2334

Özet

Axial form-factor of the radiative decay of charged pion is calculated using QCD sum rules method for non-diagonal correlator. For the ratio gamma = F(A)(0)/F(V)(0) we find gamma = 0.6 +/- 0.15.