The giant monopole resonance in the Sn isotopes: Why is Tin so "fluffy"?

U. Garg*, T. Li, S. Okumura, H. Akimune, M. Fujiwara, M. N. Harakeh, H. Hashimoto, M. Itoh, Y. Iwao, T. Kawabata, K. Kawase, Y. Liu, R. Marks, T. Murakami, K. Nakanishi, B. K. Nayak, P. V. Madhusudhana Rao, H. Sakaguchi, Y. Terashima, M. UchidaY. Yasuda, M. Yosoi, J. Zenihiro

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

    91 Citations (Scopus)

    Abstract

    The isoscalar giant monopole resonance (GMR) has been investigated in a series of Sn isotopes (A=112-124) using inelastic scattering of 400-MeV a particles at extremely forward angles (including 0 degrees). The primary aim of the investigation has been to explore the role of the "symmetry-energy" term in the expression for nuclear incompressibility. It is found that the excitation energies of the GMR in the Sn isotopes are significantly lower than those expected from the nuclear incompressibility previously extracted from the available data on the compressional-mode giant resonances.

    Original languageEnglish
    Title of host publicationProceedings of the International Conference on “Collective Motion in Nuclei under Extreme Conditions (COMEX2)”
    Place of PublicationSankt Goar, Germany
    Pages36c-43c
    Number of pages8
    Volume788
    DOIs
    Publication statusPublished - 15-May-2007
    Event2nd International Conference on Collective Motion in Nuclei Under Extreme Conditions - , Germany
    Duration: 20-Jun-200623-Jun-2006

    Publication series

    NameNuclear Physics A
    PublisherELSEVIER SCIENCE BV
    ISSN (Print)0375-9474

    Other

    Other2nd International Conference on Collective Motion in Nuclei Under Extreme Conditions
    Country/TerritoryGermany
    Period20/06/200623/06/2006

    Keywords

    • DIPOLE RESONANCE
    • COMPRESSION MODES
    • NUCLEAR INCOMPRESSIBILITY
    • ISOSCALAR
    • PB-208
    • NI-58

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