Contribution of 2ω transitions to the excitation of 0+ states in 58Ni and 26Mg in inelastic electron scattering |
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Authors: | H. Blok H.P. Blok J.F.A. van Hienen G. van der Steenhoven C.W. de Jager H. de Vries A. Saha K.K. Seth |
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Affiliation: | Natuurkundig Laboratorium, Vrije Universiteit, Amsterdam, The Netherlands;NIKHEF-K, P.O. Box 4395, 1009 AJ Amsterdam, The Netherlands;Northwestern University, Evanston, IL, USA |
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Abstract: | The excitation of 0+ states in 58Ni and 26Mg has been investigated by inelastic electron scattering. Shell model calculations in a 1&?;ω model space are not able to reproduce the data, which clearly show contributions from 2&?;ω, i.e. giant monopole resonance-like, excitations. |
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