English
Related papers

Related papers: How Threshold Effects in Spectroscopic Factors Inf…

200 papers

Based on the detailed study of the scaling factor for $^{28}$\rm Si + $^{12}$\rm C charge-changing cross sections (CCCSs) at 90-1296 MeV/nucleon, we introduced a new approach to find the systematic energy dependence of the scaling factor…

Nuclear Theory · Physics 2025-08-05 Z. Hasan , M. Imran , A. A. Usmani , Z. A. Khan

A Gaussian quantum theory of bosonic modes has been widely used to describe quantum optical systems, including coherent Ising machines (CIMs) that consist of $\chi^{(2)}$ degenerate optical parametric oscillators (DOPOs) as nonlinear…

Quantum Physics · Physics 2024-03-04 Yoshitaka Inui , Edwin Ng , Yoshihisa Yamamoto

The Gamow shell model (GSM) framework has been extended to the study of weakly bound hypernuclei. As a first application, the neutron-rich He hyper-isotope chains, from 6{\Lambda}He to 9{\Lambda}He have been investigated to accurately…

Nuclear Theory · Physics 2025-05-13 Xin Li , N. Michel , J. G. Li , Xian-Rong Zhou

In the present work the sensitivity of the QRPA calculation results to a realistic residual interaction is analyzed in the framework of the approach of Refs. \cite{Rum98,Rodin05}. Both Gamow-Teller (GT) and Fermi (F) \bb-decay amplitudes…

Nuclear Theory · Physics 2011-08-11 Vadim Rodin , Amand Faessler

Pairing of nucleons plays a key role in solving various nuclear physics problems. We investigate the probable effects of pairing correlations on the calculated Gamow-Teller (GT) strength distributions and the associated $\beta$-decay…

Nuclear Theory · Physics 2025-03-19 Asim Ullah , Jameel-Un Nabi , Muhammad Tahir

Pioneering study of Gamow-Teller (GT) and Fermi matrix elements (MEs) using no-core-configuration-interaction formalism rooted in multi-reference density functional theory is presented. After successful test performed for 6He -> 6Li…

Nuclear Theory · Physics 2016-04-13 M. Konieczka , P. Baczyk , W. Satula

The disagreement of the scaling of the correlation length xi between experiment and the Ginzburg-Landau (GL) model for domain chaos was resolved. The Swift-Hohenberg (SH) domain-chaos model was integrated numerically to acquire test images…

Pattern Formation and Solitons · Physics 2009-11-11 Nathan Becker , Guenter Ahlers

A new linked cluster expansion for the calculation of ground state observables of complex nuclei with realistic interactions has been developed [1-3]; using the V8' potential [4] the ground state energy, density and momentum distribution of…

Nuclear Theory · Physics 2007-05-23 M. Alvioli , C. Ciofi degli Atti , I. Marchino , H. Morita

A systematic study of the in-medium correction factor ($F$) on nucleon-nucleon elastic cross section is performed within the Ultra-relativistic Quantum Molecular Dynamics (UrQMD) model. The effects of the beam energy dependence of $F$ on…

Nuclear Theory · Physics 2022-04-06 Pengcheng Li , Yongjia Wang , Qingfeng Li , Hongfei Zhang

The Gamow-Teller (GT) strength distributions of sd shell N=Z nuclei ($^{24}$Mg, $^{28}$Si, and $^{32}$S) are investigated within the framework of proton-neutron quasi particle random phase approximation (pn QRPA) using a deformed basis. The…

Nuclear Theory · Physics 2024-10-15 Jameel-Un Nabi , Abdul Kabir , Tuncay Bayram

The systematic quenching of spectroscopic factors in terms of separation energy asymmetry in single-nucleon knockout reactions remains a puzzle. We propose a core screening effect to consider the hindrance when strongly bound nucleons in…

Nuclear Theory · Physics 2025-01-28 Shichang Li , Junchen Pei , Danyang Pang

Theoretical calculations of neutralino-nucleon interaction rates with various nuclei are of great interest to direct dark matter searches such as CDMS, EDELWEISS, ZEPLIN, and other experiments since they are used to establish upper bounds…

High Energy Physics - Phenomenology · Physics 2010-10-27 Gintaras Duda , Ann Kemper , Paolo Gondolo

Analytical expressions of the one- and two-body terms in the cluster expansion of the charge form factors and densities of the s-p and s-d shell nuclei with N=Z are derived. They depend on the harmonic oscillator parameter b and the…

Nuclear Theory · Physics 2009-10-31 S. E. Massen , H. C. Moustakidis

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…

Nuclear Theory · Physics 2025-05-14 Shilpa Rana , Raj Kumar , M. Bhuyan

Isobaric single charge-exchange reactions, changing nuclear charges by one unit but leaving the mass partitions unaffected, have been for the first time investigated by peripheral collisions of $^{112}$Sn ions accelerated up to 1\textit{A}…

We present a model to calculate cross sections for electroinduced two-nucleon emission from finite nuclei. Short-range correlations in the wave functions and meson-exchange contributions to the photoabsorption process are implemented.…

We apply the realistic shell model which includes the coupling between many-particle (quasi-)bound states and the continuum of one-particle scattering states, called the Shell Model Embedded in the Continuum, to the spectroscopy of mirror…

Nuclear Theory · Physics 2009-10-31 K. Bennaceur , F. Nowacki , J. Okolowicz , M. Ploszajczak

This paper presents a systematic evaluation of the ability of theoretical models to reproduce experimental Gamow-Teller transition strength distributions measured via (n,p)-type charge-exchange reactions at intermediate beam energies. The…

Nuclear Experiment · Physics 2015-06-04 A. L. Cole , T. S. Anderson , R. G. T. Zegers , Sam M. Austin , B. A. Brown , L. Valdez , S. Gupta , G. W. Hitt , O. Fawwaz

We investigate the reaction path followed by Heavy Ion Collisions with exotic nuclear beams at low energies. We will focus on the interplay between reaction mechanisms, fusion vs. break-up (fast-fission, deep-inelastic), that in exotic…

Nuclear Theory · Physics 2011-01-28 C. Rizzo , V. Baran , M. Colonna , A. Corsi , M. Di Toro

The pygmy dipole resonance and photon strength functions (PSF) in stable and unstable Ni and Sn isotopes are calculated within the microscopic self-consistent version of the extended theory of finite fermi systems in the quasiparticle time…

Nuclear Theory · Physics 2016-02-17 Oleg Achakovskiy , Alexander Avdeenkov , Sergei Kamerdzhiev
‹ Prev 1 4 5 6 7 8 10 Next ›