Analysis of the quadrupole deformation of (1232) within an effective Lagrangian model for pion photoproduction from the nucleon
arXiv:nucl-th/0611062 · doi:10.1140/epja/i2006-10198-1
Abstract
We present an extraction of the E2/M1 ratio of the (1232) from experimental data applying an effective Lagrangian model. We compare the result obtained with different nucleonic models and we reconcile the experimental results with the Lattice QCD calculations.
3 pages, 1 figure, 2 tables. Talk presented at the IV International Conference on Quarks and Nuclear Physics (QNP06), 5th June 2006 - 10th June 2006, Madrid. To be published in The European Physical Journal A