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Inclusive energy distributions for light charged particles ($p, d, t$ and $\alpha$) have been measured in the $^{20}$Ne (158, 170, 180, 200 MeV) + $^{12}$C reactions in the angular range 10$^{o}$ -- 50$^{o}$. Exclusive light charged…

We present a microscopic calculation of alpha-cluster formation in heavy nuclei by using the quartetting wave function approach. The interaction of the quartet with the core nucleus is taken in local density approximation. The alpha-cluster…

Nuclear Theory · Physics 2017-08-02 Chang Xu , G. Ropke , P. Schuck , Zhongzhou Ren , Y. Funaki , H. Horiuchi , A. Tohsaki , T. Yamada , Bo Zhou

The transition from cluster structures to extremely elongated ellipsoidal shapes and nuclear molecules in light $A=12-50$ $(N \sim Z)$ nuclei has been studied within the framework of covariant density functional theory. Nodal structure of…

Nuclear Theory · Physics 2018-11-29 A. V. Afanasjev

The interplay between nuclear and electromagnetic forces in astrophysical relevant reactions at very low energies is nowadays one of the major subjects of investigation in nuclear astrophysics. Puzzling results concerning the role of…

Nuclear Theory · Physics 2010-10-22 Agatino Musumarra

A review is given on the studies of formation of light clusters and heavier fragments in heavy-ion collisions at incident energies from several tens of MeV/nucleon to several hundred MeV/nucleon, focusing on dynamical aspects and on…

Nuclear Theory · Physics 2019-03-05 Akira Ono

The transverse-momentum distributions and correlation characteristics of relativistic $\alpha$ particles from the coherent dissociation of a carbon nucleus into three $\alpha$ particles at 4.5 GeV/$c$ are studied in lead-enriched emulsion.…

Nuclear Experiment · Physics 2011-09-06 V. V. Belaga , A. A. Benjaza , V. V. Rusakova , J. A. Salamov , G. M. Chernov

The effects of cluster correlations have been studied in the $^{12}$C + $^{12}$C reaction at 50 MeV/nucleon, using three AMD models, the AMD (AMD/D) without any additional cluster correlations, AMD/D-COALS with nucleon correlations based on…

Nuclear Theory · Physics 2020-11-20 R. Han , Z. Chen , R. Wada , A. Ono , G. Tian , F. Shi , X. Zhang , B. Liu , H. Sun

If dark matter has a non-zero self-interaction cross-section, then dark matter halos of individual galaxies in cluster cores should experience a drag force from the ambient dark matter of the cluster, which will not affect the stellar…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-27 Liliya L. R. Williams , Prasenjit Saha

The production mechanism of light nuclei in heavy-ion collisions is vital to understanding the intricate details of nucleon-nucleon interactions. The coalescence of nucleons is a well-known mechanism that attempts to explain the production…

Nuclear Theory · Physics 2024-07-30 Yoshini Bailung , Sudhir Pandurang Rode , Neha Shah , Ankhi Roy

We investigate statistical properties of galaxy clusters in the context of hierarchical clustering scenario, taking account of their formation epoch distribution, motivated by the recent finding by Fujita and Takahara that X-ray clusters…

Astrophysics · Physics 2009-11-06 Motohiro Enoki , Fumio Takahara , Yutaka Fujita

To systematically describe evaporation spectra for light and heavy compound nuclei over a large range of excitation energies, it was necessary to consider three ingredients in the statistical model. Firstly, transmission coefficients or…

Nuclear Theory · Physics 2014-11-21 R. J. Charity

We study the impact of the nuclear symmetry energy and its density dependence on the {\alpha}-decay process. Within the frame work of the performed cluster model and the energy density formalism, we use different parameterizations of the…

Nuclear Theory · Physics 2018-07-04 W. M. Seif , A. S. Hashem

The N = Z 44Ti* nucleus has been populated in Fusion Evaporation process at very high excitation energies and angular momenta using two entrance channels with different mass-asymmetry. The deformation effects in the rapidly rotating nuclei…

The onset of quartetting, i.e. alpha-particle condensation, in symmetric nuclear matter is studied with the help of an in-medium modified four nucleon equation. It is found that at very low density quartetting wins over pairing, because of…

Nuclear Theory · Physics 2008-09-04 Y. Funaki , T. Yamada , H. Horiuchi , G. Röpke , P. Schuck , A. Tohsaki

It is shown that the rotational band structure of the cluster states in 12C and 16O can be understood in terms of the underlying discrete symmetry that characterizes the geometrical configuration of the alpha-particles, i.e. an equilateral…

Nuclear Theory · Physics 2019-10-02 Roelof Bijker

The consequences of some symmetries of the three-alpha system are discussed. In particular, the recent description of the low-energy spectrum of the 12C nucleus in terms of the Algebraic Cluster Model (ACM) is compared to that of the…

Nuclear Theory · Physics 2016-04-13 J. Cseh , R. Trencsényi

When the density of a nuclear system is decreased, homogeneous states undergo the so-called Mott transition towards clusterised states, e.g. alpha clustering, both in nuclei and in nuclear matter. Here we investigate such a quantum phase…

Nuclear Theory · Physics 2020-07-15 J. -P. Ebran , M. Girod , E. Khan , R. D. Lasseri , P. Schuck

N-\alpha structures of light nuclei with axial symmetry are studied using relativistic Hartree approximation. Metastable excited states are searched in a configuration space which allows linear alpha chain structures. As a result, it is…

Nuclear Theory · Physics 2008-11-26 Suk-Ho Hong , Suk-Joon Lee

Neutrino-nucleus elastic scattering ($\nu {\rm A}_{el}$) provides a unique laboratory to study the quantum-mechanical (QM) coherency effects in electroweak interactions. The deviations of the cross-sections from those of completely coherent…

High Energy Physics - Experiment · Physics 2021-05-12 V. Sharma , L. Singh , H. T. Wong , M. Agartioglu , J. -W. Chen , M. Deniz , S. Kerman , H. B Li , C. -P. Liu , K. Saraswat , M. K. Singh , V. Singh
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