English
Related papers

Related papers: Single Cooper pair transfer in stable and in exoti…

200 papers

With the development of radioactive beam facilities, studies concerning the shell evolution of unstable nuclei have recently gained prominence. Intruder components, particularly s-wave intrusion, in the low-lying states of light…

Nuclear Experiment · Physics 2021-03-10 Wei Liu , Jian-Ling Lou , Yan-Lin Ye , Dan-Yang Pang

The energy dependence of forward pion double charge exchange reactions on light nuclei is studied for both the Ground State transition and the Double-Isobaric-Analog-State transitions. A common characteristic of these double reactions is a…

Nuclear Theory · Physics 2009-11-10 H. C. Wu , W. R. Gibbs

In this review article we discuss the present status of direct nuclear reactions and the nuclear structure aspects one can study with them. We discuss the spectroscopic information we can assess in experiments involving transfer reactions,…

Rare isotopes are most often studied through nuclear reactions. Nuclear reactions can be used to obtain detailed structure information but also in connection to astrophysics to determine specific capture rates. In order to extract the…

The evolution of single-particle strengths as the neutron-to-proton asymmetry changes informs us of the importance of short- and long-range correlations in nuclei and has therefore been extensively studied for the last two decades.…

Nuclear Theory · Physics 2023-10-24 Chloë Hebborn , Filomena M. Nunes , Amy E. Lovell

Two-neutron transfer reactions are studied within the interacting boson model based on the nuclear energy density functional theory. Constrained self-consistent mean-field calculations with the Skyrme energy density functional are performed…

Nuclear Theory · Physics 2019-03-11 K. Nomura , Y. Zhang

The direct reaction theory widely used to study single-particle spectroscopic strength in nucleon transfer experiments is based on a Hamiltonian with two-nucleon interactions only. We point out that in reactions with a loosely-bound…

Nuclear Theory · Physics 2023-03-22 N. K. Timofeyuk , L. Moschini , M. Gómez-Ramos

The Hamiltonian and trial function in the BCS theory are improved to test the limit of this theory. The Cooper pairs arise from standing electron waves, ready to move with atoms, giving high Tc. The Hamiltonian is derived from alternating…

Superconductivity · Physics 2007-05-23 X. H. Zheng

The research activitities carried out in Italy during the last two years in the field of theoretical nuclear physics with electroweak probes are reviewed. Different models for electron-nucleus and neutrino-nucleus scattering are compared.…

Nuclear Theory · Physics 2017-08-23 Carlotta Giusti

Ultra-relativistic heavy-ions carry strong electromagnetic and nuclear fields. Interactions between these fields in peripheral nucleus-nucleus collisions can probe many interesting physics topics. This presentation will focus on coherent…

Nuclear Experiment · Physics 2007-05-23 Joakim Nystrand , Spencer Klein , the STAR Collaboration

Nuclear reaction rates are one of the most important ingredients in describing how stars evolve. The study of the nuclear reactions involved in different astrophysical sites is thus mandatory to address most questions in nuclear…

Nuclear Experiment · Physics 2021-07-29 Faïrouz Hammache , Nicolas de Séréville

The reaction mechanisms of the two-neutron transfer reaction $^{12}$C($^6$He,$^4$He) have been studied at 30 MeV at the TRIUMF ISAC-II facility using the SHARC charged-particle detector array. Optical potential parameters have been…

I give a general overview of the theory of neutron star cooling, emphasizing the intuitive understanding of the effects of the various physical ingredients, including the recently proposed accreted envelopes and neutrino emission from…

Astrophysics · Physics 2007-05-23 Dany Page

The nuclei 11Be and 11Li provide paradigmatic examples of one-and two- neutron halo systems. Because the reaction 1H(11Li,9Li)3H is dominated by successive transfer, one can use the quantitative picture emerging from a nu- clear field…

Nuclear Theory · Physics 2018-10-24 R. A. Broglia , F. Barranco , G. Potel , E. Vigezzi

We point out a strong influence of the pairing force on the size of the two neutron Cooper pair in $^{11}$Li, and to a lesser extent also in $^6$He. It seems that these are quite unique situations, since Cooper pair sizes of stable…

Nuclear Theory · Physics 2014-11-20 K. Hagino , H. Sagawa , P. Schuck

Molecular-nuclear transitions induced by external radiation are considered in this report, and new mechanism of quantum amplification based on this process is proposed.

Nuclear Theory · Physics 2011-04-15 V. B. Belyaev , M. B. Miller

The process of neutrino-pair radiation due to formation and breaking of Cooper pairs of protons in superconducting cores of neutron stars is considered with taking into account of the electromagnetic coupling of protons to ambient…

High Energy Physics - Phenomenology · Physics 2009-10-31 L. B. Leinson

Recent data resulting from studies of two-nucleon transfer reaction on 11Li, analyzed through a unified nuclear-structure-direct-reaction theory have provided strong direct as well as indirect confirmation, through the population of the…

Nuclear Theory · Physics 2012-12-12 Gregory Potel , Andrea Idini , Francisco Barranco , Enrico Vigezzi , Ricardo A. Broglia

Nuclear Field Theory of structure and reactions is confronted with observations made on neutron halo dripline nuclei, resulting in the prediction of a novel (symbiotic) mode of nuclear excitation, and on the observation of the virtual…

Nuclear Theory · Physics 2015-10-01 R. A. Broglia , G. Potel , A. Idini , F. Barranco , E. Vigezzi

Double parton scattering events are directly sensitive to the correlations between two partons inside a proton and can answer fundamental questions on the connections between the proton constituents. In this chapter, the different types of…

High Energy Physics - Phenomenology · Physics 2018-01-11 Tomas Kasemets , Sergio Scopetta