Spreading widths of giant resonances in <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><mmultiscripts><mrow><mi mathvariant="normal">C</mi></mrow><mprescripts></mprescripts><mrow></mrow><mrow><mn>12</mn></mrow><mrow></mrow><mrow></mrow></mmultiscripts></mrow></math></span> and <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><mmultiscripts><mrow><mi mathvariant="normal">O</mi></mrow><mprescripts></mprescripts><mrow></mrow><mrow><mn>16</mn></mrow><mrow></mrow><mrow></mrow></mmultiscripts></mrow></math></span>

The $E 2$ and $E 4$ resonances in ${}^{12}C$ and ${}^{16}O$ are calculated within the core-coupling-random-phase approximation.

NUCLEAR STRUCTURE ${}^{12}C$ ; ${}^{16}O$ ; calculated electric giant resonance energies and $B (EL)$ values. Core-coupling RPA.

DOI:https://doi.org/10.1103/PhysRevC.15.1858

Institut für Kernphysik, Kernforschungsanlage Jülich, D-5170 Jülich, West Germany

Institut für Kernphysik, Kernforschungsanlage Jülich, D-5170 Jülich, West Germany and Department of Physics, University of Bonn, D-5300 Bonn, West Germany

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Physical Review C