Precision measurement of the $E2$ transition strength to the 2${}_1^{+}$ state of ${}^{12}$C

A. D'Alessio, T. Mongelli, M. Arnold +16

The form factor of the electromagnetic excitation of ${}^{12}$C to its 2${}_1^{+}$ state was measured at extremely low momentum transfers in an electron scattering experiment at the S-DA…