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相关论文: Low-energy proton capture reactions in the mass re…

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Microscopic optical potentials obtained by folding the DDM3Y interaction with the densities from Relativistic Mean Field approach have been utilized to evaluate S-factors of low-energy $(p,\gamma)$ reactions in mass 60-80 region and to…

核理论 · 物理学 2015-05-28 Chirashree Lahiri , G. Gangopadhyay

Low energy proton capture reactions have been studied in statistical model using the semi-microscopic optical potential in the mass range A=110-125. Nuclear density obtained from relativistic mean field calculation has been folded with…

核理论 · 物理学 2015-06-11 Dipti Chakraborty , Saumi Dutta , G. Gangopadhyay , Abhijit Bhattacharyya

Semimicroscopic optical potentials for low energy proton reactions in mass 90-100 region have been obtained by folding the density dependent M3Y interaction with relativistic mean field densities. Certain parameters in the potential have…

核理论 · 物理学 2012-10-09 Chirashree Lahiri , G. Gangopadhyay

Proton capture cross sections in the energy range of astrophysical interest for mass region 40-54 have been calculated in the Hauser-Feshbach formalism with reaction code TALYS1.6. The density dependent M3Y effective nucleon-nucleon…

核理论 · 物理学 2016-07-15 Dipti Chakraborty , Saumi Dutta , G. Gangopadhyay , Abhijit Bhattacharyya

Relativistic Mean Field calculations have been performed for a number of nuclei in mass $A\approx$80 region. Ground state binding energy, charge radius and charge density values have been compared with experiment. Optical potential have…

核理论 · 物理学 2015-05-30 Chirashree Lahiri , G. Gangopadhyay

Microscopic optical potentials for low energy proton reactions have been obtained by folding density dependent M3Y interaction derived from nuclear matter calculation with densities from mean field approach to study astrophysically…

核理论 · 物理学 2016-02-16 C. Lahiri , S. K. Biswal , S. K. Patra

Radiative capture reactions for low energy protons have been theoretically studied for Ni and Cu isotopes using the microscopic optical model. The optical potential has been obtained in the folding model using different microscopic…

核理论 · 物理学 2014-11-21 G. Gangopadhyay

Relativistic mean field calculations have been performed to obtain nuclear density pro- file. Microscopic interactions have been folded with the calculated densities of finite nuclei to obtain a semi-microscopic potential. Life time values…

核理论 · 物理学 2012-01-04 G. Gangopadhyay

Neutron capture cross-sections have been calculated in nuclei near the N=82 neutron shell closure. These nuclei are of astrophysical interest, participating in s-process and p-process. A semi-microscopic optical model have been used with…

核理论 · 物理学 2018-06-19 Saumi Dutta , Dipti Chakraborty , G. Gangopadhyay , Abhijit Bhattacharyya

The neutron capture cross sections have been studied near the $Z=50$ closed shell for a number of nuclei those take part in heavy element nucleosynthesis, the slow and the rapid neutron capture processes and the proton capture process. An…

核理论 · 物理学 2016-10-11 Saumi Dutta , G. Gangoapdhyay , Abhijit Bhattacharyya

Several neutron capture cross sections of light neutron-rich nuclei were measured in the astrophysically relevant energy region of 5 to 200 keV. The experimental data are compared to calculations using the direct capture model. The results…

核理论 · 物理学 2007-05-23 P. Mohr , H. Beer , H. Herndl , H. Oberhummer

The reaction network in the neutron-deficient part of the nuclear chart around $A \sim 100$ contains several nuclei of importance to astrophysical processes, such as the p-process. This work reports on the results from recent experimental…

Radiative thermal neutron capture cross sections for nuclei participating in s-process and p-process nucleosynthesis in and around $N=50$ closed neutron shell have been calculated in statistical semi-microscopic Hauser-Feshbach approach for…

核理论 · 物理学 2018-05-29 Saumi Dutta , G. Gangopadhyay , Abhijit Bhattacharyya

We investigate the region of the nuclear chart around $A \simeq 70$ from a three-body perspective, where we compute reaction rates for the radiative capture of two protons. One key quantity is here the photon dissociation cross section for…

核理论 · 物理学 2017-02-23 D. Hove , E. Garrido , A. S. Jensen , H. O. U. Fynbo , D. V. Fedorov , N. T. Zinner

Light radioactive nuclei play an important role in many astrophysical environments. Due to very low cross sections of some neutron and proton capture reactions by these radioactive nuclei at energies of astrophysical interest, direct…

核理论 · 物理学 2014-11-20 V. Guimaraes , C. A. Bertulani

We investigate even-even two-proton borromean systems at prominent intermediate heavy waiting points for the rapid proton capture process. The most likely single-particle levels are used to calculate three-body energy and structure as a…

核理论 · 物理学 2016-02-03 D. Hove , A. S. Jensen , H. O. U. Fynbo , N. T. Zinner , D. V. Fedorov , E. Garrido

Proton-$\gamma$ coincidences from $(\mathrm{d},\mathrm{p})$ reactions between a $^{66}\mathrm{Ni}$ beam and a deuterated polyethylene target have been analyzed with the inverse-Oslo method to find the nuclear level density (NLD) and…

Background: The nuclear interaction potential and hence the fusion barrier formed between the interacting nuclei are the keys to understanding the complex fusion process dynamics. Purpose: This work intends to explore the fusion barrier…

核理论 · 物理学 2022-05-31 Shilpa Rana , Mrutunjaya Bhuyan , Raj Kumar

The study aims to explore the mechanism of heavy-ion fusion using various effective nucleon-nucleon (NN) interactions and nuclear density distributions. The nuclear potentials are obtained by folding the relativistic effective NN…

核理论 · 物理学 2025-05-14 Shilpa Rana , Raj Kumar , M. Bhuyan
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