DAPNIA-05-371 |
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Two-component model for the deuteron electromagnetic structure |
E. Tomasi-Gustafsson, G. I. Gakh and C. Adamuscin |
We suggest a simple phenomenological parametrization for all three deuteron electromagnetic form factors, and show that a good fit on the available data, with a minimal number of parameters, can be obtained. The present description of the deuteron electromagnetic structure is based on two components with different radii, one corresponding to two nucleons separated by $\\simeq $2 fm, and a standard isoscalar contribution, saturated by $\\omega$ and $\\phi$ mesons, only. |