# $π$-$A 1$ electromagnetic form factors and light-cone QCD sum rules

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Electromagnetic form factors of the transition $\pi+\gamma {virt.} a A 1$ are calculated by QCD sum rules technique with the description of the pion in terms of the set of wave functions of increasing twist. Obtained results are compared with standard QCD sum rule calculations.

Author: V. M. Belyaev

Source: https://archive.org/