ee^+-->π^0γand form factor of π^0γ^*γ^*
Abstract
Description
The form factor π^0γ^*γ^* is obtained to the next leading order of derivative expansion of the chiral anomaly and the VMD. As a test the form factor has been used to calculate the cross section of ee^+-->π^0γ. Theory agrees with data.
18 pages 5 figures
18 pages 5 figures