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Related papers: Possible Way to Synthesize Superheavy Element Z=11…

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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

We investigate the cold fission/fusion paths of superheavy nuclei within the two center shell model, in order to find the best projectile-target combinations of their production. The fission/fusion yields are estimated by using the…

Nuclear Theory · Physics 2008-05-07 M. Mirea , D. S. Delion , A. Sandulescu

In the framework of the dinuclear system model, the synthesis mechanism of the superheavy nuclides with atomic number $Z=112, 114, 115$ in the reactions of projectiles $^{40,48}$Ca bombarding on targets $^{238}$U, $^{242}$Pu, and $^{243}$Am…

Nuclear Theory · Physics 2022-10-18 Peng-Hui Chen , Hao Wu , 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

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

Two actinide isotopes, $^{241}$Am and $^{244}$Cm, produced and chemically purified by the HFIR/REDC complex at ORNL are candidates for target materials of heavy-ion fusion reaction experiments for the synthesis of new superheavy elements…

Nuclear Theory · Physics 2024-02-07 Xiang-Quan Deng , Shan-Gui Zhou

I attempt to experimentally evaluate the prospects of synthesizing new neutron- rich superheavy nuclei. I consider three possible synthetic paths to neutron- rich superheavy nuclei: (a) the use of neutron-rich radioactive beams. (b) the use…

Nuclear Experiment · Physics 2017-08-23 W. Loveland

The combined dinuclear system (DNS) and statistical model implanted in KEWPIE2 have been used to study the prospects for the synthesis of a superheavy element (SHE) with $Z=119$ in the $^{54}$Cr+$^{243}$Am fusion reaction. The method of…

Nuclear Theory · Physics 2023-10-06 B. M. Kayumov , O. K. Ganiev , A. K. Nasirov , G. A. Yuldasheva

Probable projectile-target combinations for the synthesis of superheavy element $^{302}$120 have been studied taking Coulomb and proximity potential as the interaction barrier. The probabilities of compound nucleus formation, PCN for the…

Nuclear Theory · Physics 2016-09-22 K. P. Santhosh , V. Safoora

$^{50}$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

The fusion and evaporation residue cross sections for the $^{50}$Ti+$^{249}$Cf and $^{54}$Cr+$^{248}$Cm reactions calculated by the combined dinuclear system and advanced statistical models are compared. These reactions are considered to be…

Nuclear Theory · Physics 2011-10-24 A. K. Nasirov , G. Mandaglio , G. Giardina , A. Sobiczewski , A. I. Muminov

The dependence of fusion cross section on the isotopic composition of colliding nuclei is analysed within the dinuclear system concept for compound nucleus formation. Probabilities of fusion and surviving probabilities, ingredients of the…

Nuclear Theory · Physics 2009-10-31 G. G. Adamian , N. V. Antonenko , W. Scheid

Nuclear reactions leading to formation of new superheavy elements and isotopes are discussed in the paper. ``Cold'' and ``hot'' synthesis, fusion of fission fragments, transfer reactions and reactions with radioactive ion beams are analyzed…

Nuclear Theory · Physics 2008-11-26 V. Zagrebaev , W. Greiner

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…

The fusion cross sections for the reactions of all the projectile-target combinations found in the cold valleys of $^{286}$112 have been studied using scattering potential as the sum of Coulomb and proximity potential, so as to predict the…

Nuclear Theory · Physics 2014-03-31 K. P. Santhosh , V. Bobby Jose

The possibility to synthesize heavier superheavy elements in massive nuclei reactions is strongly limited by the hindrance to complete fusion of reacting nuclei: due to the onset of the quasifission process in the entrance channel, which…

Nuclear Theory · Physics 2015-06-11 G. Mandaglio , A. K. Nasirov , F. Curciarello , V. De Leo , M. Romaniuk , G. Fazio , G. Giardina

Within the framework of the dinuclear system (DNS) model, the production cross sections of superheavy nuclei Hs (Z=108) and Z=112 combined with different reaction systems are analyzed systematically. It is found that the mass asymmetries…

Nuclear Theory · Physics 2015-05-13 Zhao-Qing Feng , Jun-Qing Li , Gen-Ming Jin

Within the framework of the dinuclear system model, production cross sections of proton-rich nuclei with charged numbers of Z=84-90 are investigated systematically. Possible combinations with the $^{28}$Si, $^{32}$S, $^{40}$Ar bombarding…

Nuclear Theory · Physics 2017-05-17 Peng-Hui Chen , Zhao-Qing Feng , Fei Niu , Ya-Fei Guo , Hong-Fei Zhang , Jun-Qing Li , Gen-Ming Jin

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

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