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Related papers: Cooper pair transfer in nuclei

200 papers

Tunnelling of material particles through a classically impenetrable barrier constitutes one of the hallmark effects of quantum physics. When interactions between the particles compete with their mobility through a tunnel junction,…

Other Condensed Matter · Physics 2010-04-06 S. Foelling , S. Trotzky , P. Cheinet , M. Feld , R. Saers , A. Widera , T. Mueller , I. Bloch

The electromagnetic inclusive transverse response of nuclear matter at saturation density is studied within the correlated basis function perturbation theory for momentum transfers q from 300 to 550 MeV/c. The correlation operator includes…

Nuclear Theory · Physics 2008-11-26 A. Fabrocini

The recent analysis of nuclear distortions in DIS off nuclei revealed a breaking of the conventional hard factorization for multijet observable. The related pQCD analysis of distortion effects for jet production in nucleus-nucleus…

High Energy Physics - Phenomenology · Physics 2015-06-25 E. Bartos , S. R. Gevorkyan , E. A. Kuraev , N. N. Nikolaev

We investigate four-body nuclear reactions in stellar environments contributing to creation of light nuclei, exemplified by $^9$Be and $^{12}$C. The originally assumed process is radiative capture, where nuclear clusters combine into the…

Nuclear Theory · Physics 2021-05-26 E. Garrido , A. S. Jensen

The calculations of three-body direct nuclear reactions with nonlocal optical potentials are performed for the first time using the framework of Faddeev-type scattering equations. Important nonlocality effect is found for transfer reactions…

Nuclear Theory · Physics 2009-03-04 A. Deltuva

Recently, a method was developed for implementing arbitrary short-range nucleon-nucleon correlations in Monte Carlo sampled nuclei (as well as deformations of the 1-body nuclear density). We use this method to implement realistic 2-body…

Nuclear Theory · Physics 2023-12-19 Matthew Luzum , João Paulo Picchetti , Mauricio Hippert , Jean-Yves Ollitrault

Rydberg-atom ensembles are switched from a weakly- into a strongly-interacting regime via adiabatic transformation of the atoms from an approximately non-polar into a highly dipolar quantum state. The resultant electric dipole-dipole forces…

Atomic Physics · Physics 2016-11-16 N. Thaicharoen , L. F. Gonçalves , G. Raithel

Radical pair recombination reactions are normally described using a quantum mechanical master equation for the electronic and nuclear spin density operator. The electron spin state selective (singlet and triplet) recombination processes are…

Chemical Physics · Physics 2018-08-10 Thomas P. Fay , Lachlan P. Lindoy , David E. Manolopoulos

Pairing correlations have a strong influence on nuclear level densities. Empirical descriptions and theoretical models have been developed to take these effects into account. The present article discusses cases, where descriptions of…

Nuclear Theory · Physics 2015-06-11 Karl-Heinz Schmidt , Beatriz Jurado

The behaviour of a di-nuclear system in the regime of strong pairing correlations is studied with the methods of statistical mechanics. It is shown that the thermal averaging is strong enough to assure the application of thermodynamical…

Nuclear Theory · Physics 2011-02-28 Karl-Heinz Schmidt , Beatriz Jurado

Pair transfer is a unique tool to study pairing correlations in nuclei. Neutron-proton pairing is investigated in the N=Z nuclei of the f-shell, through the reaction (p,3He) in inverse kinematics, that allows to populate at the same time…

Nuclear Experiment · Physics 2024-10-21 M. Assié , H. Jacob , Y. Blumenfeld , V. Girard-Alcindor

Various modern nucleon-nucleon (NN) potentials yield a very accurate fit to the nucleon-nucleon scattering phase shifts. The differences between these interactions in describing properties of nuclear matter are investigated. Various…

Nuclear Theory · Physics 2009-10-31 H. Müther , A. Polls

Preliminary experimental data for nucleon transfer reactions of the 40Ca+58Ni and 40Ca+64Ni systems are analyzed with the coupled- channels approach. It is shown that a simple treatment for the transfer in the coupled-channels method cannot…

Nuclear Theory · Physics 2017-04-26 G. Scamps , D. Bourgin , K. Hagino , F. Haas , S. Courtin

We propose a scheme to achieve nuclear-nuclear indirect interactions mediated by a mechanically driven nitrogen-vacancy (NV) center in diamond. Here we demonstrate two-qubit entangling gates and quantum-state transfer between two carbon…

Quantum Physics · Physics 2022-11-18 Wan-Jun Su , Guang-Zheng Ye , Ya-Dong Wu , Zhen-Biao Yang , Barry C. Sanders

The quality of HFB wave functions are tested by comparing the theoretically calculated results with the available experimental data for a number of spectroscopic properties like yrast spectra, reduced B(E2) transition probabilities,…

Nuclear Theory · Physics 2009-11-10 P. K. Raina , A. Shukla , P. K. Rath , B. M. Dixit , K. Chaturvedi , R. Chandra , S. K. Dhiman , A. J. Singh

We apply a particle-particle RPA model to study the properties of the two-neutron valence wave function in nuclei 14-C, 12-Be, 11-Li and 14-Be. The RPA model takes account of two body correlations in the core so that it gives a better…

Nuclear Theory · Physics 2009-11-07 J. C. Pacheco , N. Vinh Mau

Coherent population transfer between nuclear states using x-ray laser pulses is studied. The laser pulses drive two nuclear transitions between three nuclear states in a setup reminding of stimulated Raman adiabatic passage used for atomic…

Quantum Physics · Physics 2011-10-26 Wen-Te Liao , Adriana Pálffy , Christoph H. Keitel

Correlation functions measured as a function of $\Delta \eta, \Delta \phi$ have emerged as a powerful tool to study the dynamics of particle production in nuclear collisions at high energy. They are however subject, like any other…

Nuclear Experiment · Physics 2014-02-26 Shantam Ravan , Prabhat Pujahari , Sidharth Prasad , Claude A. Pruneau

Bimodal distributions of some chosen variables measured in nuclear collisions were recently proposed as a non ambiguous signature of a first order phase transition in nuclei. This section presents a compilation of both theoretical and…

Nuclear Experiment · Physics 2009-11-11 Olivier Lopez , Marie-France Rivet

Second-order processes in physics is a research topic focusing attention from several fields worldwide including, for example, non-linear quantum electrodynamics with high-power lasers, neutrinoless double-$\beta$ decay, and stimulated…