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By using a newly developed di-nuclear system model with a dynamical potential energy surface---the DNS-DyPES model, hot fusion reactions for synthesizing superheavy nuclei (SHN) with the charge number Z = 112-120 are studied. The calculated…

Nuclear Theory · Physics 2012-04-05 Nan Wang , En-Guang Zhao , Werner Scheid , Shan-Gui Zhou

The synthesis of super-heavy nuclei (SHN) through fusion reactions is a critical area of nuclear physics, offering insights into nuclear stability and the limits of the periodic table. However, theoretical predictions of evaporation residue…

Nuclear Theory · Physics 2026-03-25 Ning Wang

The evaporation residue (ER) cross section of 3n and 4n channels related to the synthesis of superheavy element (SHE) with the charge number $Z=119$ in the $^{51}$V+$^{248}$Cm reaction has been calculated by the dinuclear system (DNS) model…

Nuclear Theory · Physics 2024-02-22 Avazbek Nasirov , Bakhodir Kayumov

This paper investigates the impacts of the different surface energy coefficients on the compound nucleus decay modes during heavy ion fusion reactions, with focus given to the superheavy nuclei (SHN) in the range of $Z=112-118$. The…

Nuclear Theory · Physics 2024-01-01 R. Zargini , S. A. Seyyedi

The synthesis of superheavy elements stimulates the effort to study the peculiarities of the complete fusion with massive nuclei and to improve theoretical models in order to extract knowledge about reaction mechanism in heavy ion…

We have calculated production cross sections of new superheavy elements with atomic number Z=119,120 in the fusion-evaporation reactions of $^{48}$Ca+$^{252}$Es, $^{48}$Ca+$^{257}$Fm, $^{49}$Sc+$^{252}$Es, $^{49}$Sc+$^{251}$Cf,…

Nuclear Theory · Physics 2022-11-01 Zi-Han Wang , Peng-Hui Chen , Xiang-Hua Zeng , Zhao-Qing Feng

The production cross sections of superheavy nuclei with charge numbers $114-117$ are predicted in the $(5-9)n$-evaporation channels of the $^{48}$Ca-induced complete fusion reactions for future experiments. The estimates of synthesis…

Nuclear Theory · Physics 2021-04-28 J. Hong , G. G. Adamian , N. V. Antonenko , P. Jachimowicz , M. Kowal

Formally, the cross section for producing a heavy evaporation residue, {\sigma}EVR, in a fusion reaction can be written as. \begin{equation} \sigma_{\rm EVR}(E)=\frac{\pi h^2}{2\mu E}\sum\limits_{\ell=0}^\infty (2\ell+1)T(E,\ell)P_{\rm…

Nuclear Experiment · Physics 2017-12-06 Walter Loveland , Larry Yao

Within the framework of the dinuclear system model, the production of superheavy element Z=117 in possible projectile-target combinations is analyzed systematically. The calculated results show that the production cross sections are…

Nuclear Theory · Physics 2008-11-26 Feng Zhao-Qing , Jin Gen-Ming , Huang Ming-Hui , Gan Zai-Guo , Wang Nan , Li Jun-Qing

Fusion reactions with 48Ca beams, which have been used for synthesis of $Z \le 118$ nuclei, face practical limitations for the synthesis of nuclei with $Z \ge 119$ because of the limited availability of suitable target nuclei. We estimate…

Nuclear Theory · Physics 2026-04-22 K. Kawai , Y. Aritomo , K. Nakajima , S. Takagi , N. Nishimura

The fusion dynamics on the formation of superheavy nuclei is investigated thoroughly within the dinuclear system model. The Monte Carlo approach is implemented into the nucleon transfer process for including all possible orientations, at…

Nuclear Theory · Physics 2022-06-28 Fei Niu , Peng-Hui Chen , Zhao-Qing Feng

The production cross sections of heaviest isotopes of superheavy nuclei with charge numbers 112--118 are predicted in the $xn$--, $pxn$--, and $\alpha xn$--evaporation channels of the $^{48}$Ca-induced complete fusion reactions for future…

Nuclear Theory · Physics 2020-07-17 J. Hong , G. G. Adamian , N. V. Antonenko , P. Jachimowicz , M. Kowal

To accurately predict the synthesis cross-sections of superheavy elements, identifying the optimal projectile-target combinations and the evaporation channels at specific collision energies, we have attempted to utilize high-quality…

Nuclear Theory · Physics 2024-05-15 Peng-Hui Chen , Chang Geng , Fei Niu , Zu-Xing Yang , Xiang-Hua Zeng , Zhao-Qing Feng

The cross section for producing a heavy reaction product, $\sigma$$_{EVR}$, can be represented by the equation \sigma_{EVR} = \sum_{J=0}^{J_\max} \sigma_{capture} (E_{c.m.},J) P_{CN} (E^*,J) W_{sur}(E^*,J), where…

Nuclear Experiment · Physics 2015-06-05 W. Loveland

$^{50}$Ti-induced fusion reactions to synthesize superheavy elements are studied systematically with the two-step model developed recently, where fusion process is divided into approaching phase and formation phase. Furthermore, the residue…

Nuclear Theory · Physics 2016-03-23 Ling Liu , Caiwan Shen , Qingfeng Li , Ya Tu , Xiaobao Wang , Yongjia Wang

Role of the Coulomb interaction, mean fissility, mass asymmetry, and charge asymmetry parameters on the synthesis of heavy and superheavy elements has been examined with respect to the deformation parameters of the projectile and target…

Using the dinuclear system concept we present calculations of production cross sections for the heaviest nuclei. The obtained results are in a good agreement with the experimental data. The experimentally observed rapid fall-off of the…

Nuclear Theory · Physics 2009-10-30 G. G. Adamian , N. V. Antonenko , W. Scheid , V. V. Volkov

To assess the potential of cold-fusion for synthesizing superheavy nuclei (SHN) with proton numbers 104-113, we systematically calculated 145 naturally occurring projectile-target combinations within the DNS model. Reactions predominantly…

Nuclear Theory · Physics 2024-05-03 Hao Wu , Peng-Hui Chen , Fei Niu , Zu-Xing Yang , Xiang-Hua Zeng , Zhao-Qing Feng

Extensive efforts have been made experimentally to reach nuclei in the super heavy mass region of Z = 110 and above with suitable choices of projectile and target nuclei. The cross sections for production of these nuclei are seen to be in…

Nuclear Theory · Physics 2013-08-27 R. K. Choudhury , Y. K. Gupta

A model for hot-fusion reactions leading to the synthesis of super-heavy nuclei is discussed. The values of the hot-fusion cross-sections obtained in the model agree with the available experimental data. The hot-fusion cross-sections are…

Nuclear Theory · Physics 2023-12-29 V. Yu. Denisov
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