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In the present work, based on Wentzel-Kramers-Brillouin (WKB) theory, considering the cluster preformation probability (Pc), we systematically investigate the cluster radioactivity half-lives of 22 trans-lead nuclei ranging from 221Fr to…

Nuclear Theory · Physics 2024-03-08 LinJing Qi , DongMeng Zhang , Song Luo , XiaoHua Li , XiJun Wu , ChunTian Liang

The interaction potential between the alpha particle and the deformed parent nucleus was used for description of the decay of superheavy nuclei. It consists of centrifugal, nuclear and Coulomb parts suitably modified for deformed nuclei.…

Nuclear Theory · Physics 2007-05-23 M. Kowal , Z. Lojewski

This study presents a holistic picture of the preformation of nuclear clusters with credence to the kinematics of their emissions. Besides the fitting of the preformation formula to reproduce the experimental half-lives, we have…

Nuclear Theory · Physics 2023-08-02 Joshua T. Majekodunmi , Raj Kumar , M. Bhuyan

In this work, based on the framework of the Coulomb and proximity potential model (CPPM), we systematically study the cluster radioactivity half-lives of 26 trans-lead nuclei by considering the cluster preformation probability which is…

Nuclear Theory · Physics 2024-03-05 Xiao Liu , Jie-Dong Jiang , Xi-Jun Wu , Xiao-Hua Li

The influence of nuclear deformation on proton-decay half-lives has been systematically studied in microscopic theoretical frameworks for a wide range of nuclei with Z<82. Correlation between 1p-decay half-lives and the deformed nuclear…

Nuclear Theory · Physics 2024-11-27 A. Jain , Pranali Parab , G. Saxena , Mamta Aggarwal

The existence of shell structure and the accompanying high degeneracy of electronic levels leads to the possibility of strong superconducting pairing in metallic nanoclusters with N~100-1000 delocalized electrons. The most favorable cases…

Superconductivity · Physics 2009-11-11 Vladimir Z. Kresin , Yurii N. Ovchinnikov

The advent of radioactive ion beam facilities and new detector technologies have opened up new possibilities to investigate the radioactive decays of highly unstable nuclei, in particular the proton emission, $\alpha$ decay and heavy…

Nuclear Theory · Physics 2016-05-31 Chong Qi

In the Coulomb and Proximity Potential Model (CPPM) framework, we have investigated the cluster radioactivity and alpha decay half-lives of superheavy nuclei. We study 22 different versions of proximity potential forms that have been…

Nuclear Theory · Physics 2025-03-17 Xuanpeng Xiao , Panpan Qi , Gongming Yu , Haitao Yang , Qiang Hu

The advent and intensive use of new detector technologies as well as radioactive ion beam facilities have opened up possibilities to investigate alpha, proton and cluster decays of highly unstable nuclei. This article provides a review of…

Nuclear Theory · Physics 2019-03-27 Chong Qi , Roberto Liotta , Ramon Wyss

In this work, we have analyzed the nuclear structure and several prospective decay characteristics of the $^{240-259}$Es$_{99}$ isotopes. For this we use Relativistic Mean Field model (RMF) with NL-SH and NL3* force parameter in an axially…

Nuclear Theory · Physics 2026-04-07 C. Dash , A. Anupam , I. Naik , B. K. Sharma , B. B. Sahu

In this work, a microscopic effective nucleon-nucleon interaction based on the Dirac-Brueckner-Hartree-Fock $G$ matrix starting from a bare nucleon-nucleon interaction is used to explore the $\alpha$-decay half-lives of the nuclei near…

Nuclear Theory · Physics 2025-11-12 Jing Li , Shan He , Yueqing Li , Weiwei Wang , Yanzhao Wang , Jianzhong Gu

We have applied the Coulomb and proximity potential model,CPPM to calculate the half lives for various clusters decay of the selected even-even isotopes of the chosen nuclei. These nuclei are Hf, W, Os, Pt, and Hg in the 5d transition metal…

Nuclear Theory · Physics 2016-01-14 K. E. Abd El Mageed , L. I. Abou Salem , K. A. Gado , Asmaa G. Shalaby

$\alpha$ decay is a common and important process for natural radioactivity of heavy and superheavy nuclei. The $\alpha$ decay half-lives for even-even nuclei from Z=62 to Z=118 are systematically researched based on the two-potential…

Nuclear Theory · Physics 2019-04-22 Xiao-Dong Sun , Ping Guo , Xiao-Hua Li

We present parameter-free tunneling calculations for various cluster radioactivities including the diproton decays of atomic nuclei. An uniform folded cluster potential has been suggested that is based on a self-consistent mean-field model,…

Nuclear Theory · Physics 2007-05-23 F. R. Xu , J. C. Pei

A universal decay law (UDL) for light cluster decay of excited nuclei is formulated by fitting the UDL half-lives to those evaluated within an excitation energy-dependent double folding model (DFM). The half-lives are evaluated within a…

Nuclear Theory · Physics 2022-12-20 D. F. Rojas-Gamboa , N. G. Kelkar , O. L. Caballero

The decay dynamical path is determined within the macroscopic-microscopic model for the emission of 24Ne from 232U. The nuclear shape parametrization is characterized five degrees of freedom. The single particle energies and the nucleon…

Nuclear Theory · Physics 2011-07-15 Mihail Mirea , Aureliu Sandulescu , Doru Sabin Delion

Effects of various nuclear interaction potentials on the decay lifetimes and the turning points of the WKB action integral has been studied. The microscopic nuclear potential obtained by folding in the density distribution functions of the…

Nuclear Theory · Physics 2007-05-23 D. N. Basu

In present work, we systematically study the $\alpha$ decay half-lives of 170 even-even nuclei with $60 \leqslant Z \leqslant 118$ within the two-potential approach while the $\alpha$ decay preformation factor $P_\alpha$ is obtained by the…

Nuclear Theory · Physics 2020-05-11 H. M. Liu , J. Y. Xu , J. G. Deng , B. He , X. H. Li

In the present work, based on Wentzel-Kramers-Brillouin theory, we systematically study the cluster radioactivity half-lives of 22 nuclei ranging from $^{221}$$\rm{Fr}$ to $^{242}$$\rm{Cm}$ by using a phenomenological model, which considers…

Nuclear Theory · Physics 2023-10-11 Xiao Liu , Jie-Dong Jiang , Lin-Jing Qi , Yang-Yang Xu , Xi-Jun Wu , Xiao-Hua Li

The recently observed $\alpha$-decay chain ${}^{108}\text{Xe}\to{}^{104}\text{Te}\to{}^{100}\text{Sn}$ [K.~Auranen \emph{et al.}, Phys.\ Rev.\ Lett.\ {\bf121}, 182501 (2018)] could provide valuable information on the $\alpha$ clustering in…

Nuclear Theory · Physics 2019-01-30 Dong Bai , Zhongzhou Ren