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The distribution of isoscalar monopole strength in the neutron-even 112-124Sn-isotopes has been computed using a relativistic random-phase-approximation approach. The accurately-calibrated model used here (``FSUGold'') has been successful…

Nuclear Theory · Physics 2008-11-26 J. Piekarewicz

The incompressibility of both nuclear matter and finite nuclei is estimated by the monopole compression modes in nuclei in the framework of a nonrelativistic Hartree-Fock-Bogoliyubov method and the coherent density fluctuation model. The…

Nuclear Theory · Physics 2023-01-19 M. K. Gaidarov , M. V. Ivanov , Y. I. Katsarov , A. N. Antonov

The isoscalar giant monopole resonance (GMR) has been investigated in a series of Sn isotopes (A=112--124) using inelstic scattering of 400-MeV alpha particles at extremely forward angles (including 0deg). The primary aim of the…

Nuclear Experiment · Physics 2009-11-11 U. Garg

Nuclei are propitious tools to investigate the role of the superfluidity in the compressibility of a Fermionic system. The centroid of the Giant Monopole Resonance (GMR) in Tin isotopes is predicted using a constrained Hartree-Fock…

Nuclear Theory · Physics 2009-08-20 Elias Khan

Giant resonances are collective nuclear vibrations which provide a unique laboratory setting to probe the bulk properties of the nuclear force. One of the isoscalar compressional modes -- the isoscalar giant monopole resonance (ISGMR) -- is…

Nuclear Experiment · Physics 2020-09-01 K. B. Howard

Isoscalar giant resonances are nuclear collective excitations associated with the oscillation in phase of protons and neutrons according to a certain multipolarity $L$. In particular, the isoscalar giant monopole resonance ($L=0$) is the…

Nuclear Theory · Physics 2024-06-25 J. C. Zamora , S. Giraud

The incompressibility of finite fermionic systems is investigated using analytical approaches and microscopic models. The incompressibility of a system is directly linked to the zero-point kinetic energy of constituent fermions, and this is…

Nuclear Theory · Physics 2015-06-15 E. Khan , N. Paar , D. Vretenar , Li-Gang Cao , H. Sagawa , G. Colo

"Why are the tin isotopes soft?" has remained, for the past decade, an open problem in nuclear structure physics: models which reproduce the isoscalar giant monopole resonance (ISGMR) in the "doubly-closed shell" nuclei, $^{90}$Zr and…

The compressibility of nuclear matter has received significant attention in the last decade and a variety of approaches have been employed to extract this fundamental property of matter. Recently, significant differences have emerged…

Nuclear Theory · Physics 2007-05-23 M. M. Sharma

Differences in the density dependence of the symmetry energy predicted by nonrelativistic and relativistic models are suggested, at least in part, as the culprit for the discrepancy in the values of the compression modulus of symmetric…

Nuclear Theory · Physics 2007-05-23 J. Piekarewicz

The status of the theoretical research on the compressional modes of finite nuclei and the incompressibility $K_\infty$ of nuclear matter, is reviewed. It is argued that the recent experimental data on the Isoscalar Giant Monopole Resonance…

Nuclear Theory · Physics 2015-06-26 G. Colo` , N. Van Giai

The breathing-mode giant monopole resonance is studied within the framework of the relativistic mean-field (RMF) theory. Using a broad range of parameter sets, a systematic analysis of constrained incompressibility and excitation energy of…

Nuclear Theory · Physics 2009-10-28 M. V. Stoitsov , M. L. Cescato , P. Ring , M. M. Sharma

A systematic study of the isoscalar giant monopole resonance (ISGMR) in a wide range of nuclei from various isotopic chains is performed within the microscopic self-consistent Skyrme HF+BCS method and coherent density fluctuation model…

Nuclear Theory · Physics 2025-06-11 M. K. Gaidarov , M. V. Ivanov , Y. I. Katsarov , A. N. Antonov , I. C. Danchev

Using 250 neutron star merger simulations with microphysics, we explore for the first time the role of nuclear incompressibility in the prompt collapse threshold for binaries with different mass ratios. We demonstrate that observations of…

High Energy Astrophysical Phenomena · Physics 2022-07-27 A. Perego , D. Logoteta , D. Radice , S. Bernuzzi , R. Kashyap , A. Das , S. Padamata , A. Prakash

The compression-mode giant resonances, namely the isoscalar giant monopole and isoscalar giant dipole modes, are examples of collective nuclear motion. Their main interest stems from the fact that one hopes to extrapolate from their…

Nuclear Experiment · Physics 2018-07-04 Umesh Garg , Gianluca Colò

The measurements of the isoscalar giant monopole resonance (GMR), also called the breathing mode, are analyzed with respect to their constraints on the quantity $M_c$, e.g. the density dependence of the nuclear incompressibility around the…

Nuclear Theory · Physics 2013-04-18 E. Khan , J. Margueron

The strength distributions of the giant monopole resonance (GMR) have been measured in the even-A Sn isotopes (A=112--124) with inelastic scattering of 400-MeV $\alpha$ particles in the angular range $0^\circ$--$8.5^\circ$. We find that the…

The breathing-mode giant monopole resonance is studied within the framework of the relativistic mean-field (RMF) theory. Using a broad range of parameter sets, an analysis of constrained incompressibility and excitation energy of isoscalar…

Nuclear Theory · Physics 2007-05-23 M. V. Stoitsov , M. L. Cescato , P. Ring , M. M. Sharma

The saturation properties of neutron-rich matter are investigated in a relativistic mean-field formalism using two accurately calibrated models: NL3 and FSUGold. The saturation properties - density, binding energy per nucleon, and…

Nuclear Theory · Physics 2009-05-13 J. Piekarewicz , M. Centelles

In the present thesis, we have carried a thorough investigation of nuclear structure properties. We start our investigation from the study of the magic property of nucleus in the super -heavy region. We know the magic combination of proton…

Nuclear Theory · Physics 2017-04-12 Subrata Kumar Biswal
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