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相关论文: Nuclear structure study of 19,20,21N nuclei by gam…

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The photonuclear reactions which is induced by high-energetic photon are one of the important type of reactions in the nuclear structure studies. In this reaction, a target material is bombarded by photons with the energies in the range of…

核理论 · 物理学 2020-03-18 Serkan Akkoyun , Hüseyin Kaya , Abdulkadir Şeker , Saliha Yeşilyurt

Bulk and decay properties, including deformation energy curves, charge mean square radii, Gamow-Teller (GT) strength distributions, and beta-decay half-lives, are studied in neutron-deficient even-even and odd-A Hg and Pt isotopes. The…

核理论 · 物理学 2015-03-11 J. M. Boillos , P. Sarriguren

Neutron-rich nuclei provide important insights to nuclear forces and to the nuclear equation of state. Advances in ab initio methods combined with new opportunities with rare isotope beams enable unique explorations of their properties…

核理论 · 物理学 2024-01-15 P. Arthuis , K. Hebeler , A. Schwenk

We calculate the ground, first intrinsic excited states and density distribution for neutron-rich thorium and uranium isotopes, within the framework of relativistic mean field(RMF) approach using axially deformed basis. The total nucleon…

核理论 · 物理学 2016-03-01 B. Kumar , S. K. Biswal , S. K. Singh , C. Lahiri , S. K. Patra

The single-nucleon knockout reactions 9Be(14B, 13B + gamma)X and 197Au(14B, 13B + gamma)X, at an incident energy of 60 MeV per nucleon, have been used to probe the structure of 14B and of the core fragment 13B. A dominant 2s configuration…

The most neutron-rich boron isotopes 20B and 21B have been observed for the first time following proton removal from 22N and 22C at energies around 230 MeV/nucleon. Both nuclei were found to exist as resonances which were detected through…

The possibility of a reliable extraction of the neutron deep inelastic structure function, $F_2^n(x)$, for $ x < 0.85$ from joint measurements of deep inelastic structure functions of deuteron, $^{3}He$ and $^{3}H$ is investigated. The…

核理论 · 物理学 2009-11-07 E. Pace , G. Salme` , S. Scopetta , A. Kievsky

The pre and post-scission neutron multiplicities have been determined for the fission of the compound nucleus (CN) 206Rn, induced by the reaction 28Si+178Hf within the excitation energy interval of 61.0-90.0 MeV. We intentionally formed CN…

Statistical spectroscopic results using the spectral distribution theory are obtained for the structure of neutron-rich light nuclei going towards the drip line and compared to experimental values available. These results will be useful for…

核理论 · 物理学 2015-06-11 Kamales Kar

The decay of the mass-separated, very neutron-rich isotope Br-93 has been studied by gamma-spectroscopy. A level scheme of its daughter Kr-93 has been constructed. Level energies, gamma-ray branching ratios and multipolarities suggest spins…

核实验 · 物理学 2009-10-31 G. Lhersonneau , A. Woehr , B. Pfeiffer , K. -L. Kratz , the ISOLDE Collaboration

Neutron-rich nuclei exhibit a variety of intriguing features associated with nuclear structure evolution, deformation, and other phenomena. Particularly interesting is the region in the chart of nuclides around Z = 12 and N = 20, commonly…

核实验 · 物理学 2024-12-24 J. Kahlbow

Our current understanding of the structure of nuclei with up to A=8, including energy spectra, electromagnetic form factors, and capture reactions, is critically reviewed within the context of a realistic approach to nuclear dynamics based…

核理论 · 物理学 2008-11-26 R. Schiavilla

Many-particle many-hole states near the magic number 20 have been investigated in the relativistic mean field formalism using the fixed configuration method. Neutron particle-hole states in neutron-rich nuclei with $N\sim 20$, {\em i.e.}…

核理论 · 物理学 2007-05-23 Samit Bhowal , Sankha Das , G. Gangopadhyay

Structures of light unstable nuclei, Li, Be, B, and C isotopes are systematically studied with a microscopic method of antisymmetrized molecular dynamics. The theoretical method is found to be very useful to study ground and excited states…

核理论 · 物理学 2009-11-07 Y. Kanada-En'yo , H. Horiuchi

The structure of neutron-rich Cr isotopes is systematically investigated by using the spherical shell model. The calculations reproduce well the known energy levels for the even-even $^{52-62}$Cr and odd-mass $^{53-59}$Cr nuclei, and…

核理论 · 物理学 2009-01-01 K. Kaneko , Y. Sun , M. Hasegawa , T. Mizusaki

The present-day nuclear structure theory exhibits a great degree of synergy with respect to methods that are used to describe various phenomena in heavy nuclear systems. From few-body methods, through the shell model to mean-field…

核理论 · 物理学 2009-11-07 Jacek Dobaczewski

We investigate the structure of neutron star crusts, including the crust-core boundary, based on new Skyrme mean field models constrained by the bulk-matter equation of state from chiral effective field theory and the ground-state energies…

核理论 · 物理学 2017-07-05 Yeunhwan Lim , Jeremy W. Holt

Non-uniform structures of the nucleon matter are expected at subnuclear densities and above the nuclear density: they are called nuclear pastas and kaon pastas, respectively. We numerically study these phases by means of the density…

The spatial structure of $^{14}$N nucleus is studied within a five-particle model (three $\alpha$-particles plus two nucleons). Using the variational approach with Gaussian bases, the ground-state energy and wave function are calculated for…

核理论 · 物理学 2018-01-09 B. E. Grinyuk , D. V. Piatnytskyi

Possibilities to extract information on the strange form factors of the nucleon from neutrino (antineutrino) inelastic scattering on nuclei, in an energy range from 200 MeV to 1 GeV and more, are investigated in detail. All calculations are…

高能物理 - 唯象学 · 物理学 2009-10-30 W. M. Alberico , M. B. Barbaro , S. M. Bilenky , J. A. Caballero , C. Giunti , C. Maieron , E. Moya de Guerra , J. M. Udias