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Related papers: Systematic study of cluster radioactivity in trans…

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Half-lives of radionuclides span more than 50 orders of magnitude. We characterize the probability distribution of this broad-range data set at the same time that explore a method for fitting power-laws and testing goodness-of-fit. It is…

Data Analysis, Statistics and Probability · Physics 2015-05-28 Alvaro Corral , Francesc Font , Juan Camacho

Exotic cluster decay of very heavy nuclei is studied using the microscopic nuclear potentials obtained by folding density dependent M3Y effective interaction with the densities of the cluster and the daughter nuclei. The microscopic nuclear…

Nuclear Theory · Physics 2009-06-24 T. R. Routray , Jagajjaya Nayak , D. N. Basu

The generalized liquid drop model (GLDM) is firstly extended to study the two-proton ($2p$) radioactivity half-lives of the ground-state of nuclei. According to the comparison between the calculated half-lives and the experimental data, it…

Nuclear Theory · Physics 2020-10-21 J. P. Cui , Y. H. Gao , Y. Z. Wang , J. Z. Gu

Proton radioactivity has been investigated using the effective liquid drop model with varying mass asymmetry shape and effective inertial coefficient. An effective nuclear radius constant formula replaces the old empirical one in the…

Nuclear Theory · Physics 2015-06-22 Zong-Qiang Sheng , Liang-Ping Shu , Guang-Wei Fan , Ying Msng , Jian-Fa Qian

The cluster dynamics of radioactive nuclei decaying to neighbouring daughter nuclei of the double magic $^{132}$Sn and $^{208}$Pb is investigated using the relativistic mean-field (RMF) approach with NL3$^*$ parameter set within the…

Nuclear Theory · Physics 2023-07-06 Joshua T. Majekodunmi , M. Bhuyan , Raj Kumar

A linear relation for charged-particle emissions is presented starting from the microscopic mechanism of the radioactive decay. It relates the logarithms of the decay half-lives with two variables, called $\chi'$ and $\rho'$, which depend…

Nuclear Theory · Physics 2009-10-29 Chong Qi , Furong Xu , Roberto J. Liotta , Ramon A. Wyss , M. Y. Zhang , C. Asawatangtrakuldee , D. Hu

Half-life of proton radioactivity of spherical proton emitters is studied within the scheme of covariant density functional (CDF) theory, and for the first time the potential barrier that prevents the emitted proton is extracted with the…

Nuclear Theory · Physics 2014-11-26 Qiang Zhao , Jian Min Dong , Jun Ling Song , Wen Hui Long

Half life values for proton radioactivity in nuclei have been calculated in the WKB approximation. The microscopic proton-nucleus potential has been obtained by folding the densities of daughter nuclei with two microscopic NN interactions,…

Nuclear Theory · Physics 2008-11-26 Madhubrata Bhattacharya , G. Gangopadhyay

Various decay modes in superheavy nuclei have been of significant interest among which cluster radioactivity has recently gained sizable attention. The {\alpha}-decay being a predominant decay mode in the superheavy region, the accurate…

Nuclear Theory · Physics 2024-04-02 G. Saxena , Dashty T. Akrawy , Ali H. Ahmed , Mamta Aggarwal

To search for new candidates of the true and simultaneous two-proton ($2p$) radioactivity, the $2p$ decay energies (\textit{Q}$_{2p}$) are extracted by the Weizs\"{a}cker-Skyrme-4 (WS4) model, the finite-range droplet model (FRDM), the…

Nuclear Theory · Physics 2021-07-07 Yanzhao Wang , Jianpo Cui , Yonghao Gao , Jianzhong Gu

Geiger-Nuttall Law is the simplest relation in radioactive decay relating the half-life and the decay energy. Initially restricted to $\alpha$ decay of individual isotopes, generalizations unifying different isotopes and decay modes under a…

Nuclear Theory · Physics 2021-02-19 Omar Nagib , Ahmed M. Hamed

In recent years, artificial neural network (ANN) has been successfully applied in nuclear physics and some other areas of physics. This study begins with the calculations of {\alpha}-decay half-lives for some neutron-deficient nuclei using…

Nuclear Theory · Physics 2022-02-01 A. A. Saeed , W. A. Yahya , O. K. Azeez

A hybrid approach combining the Tabular Prior-data Fitted Network (TabPFN) with the Coulomb and Proximity Potential Model (CPPM) is developed to investigate $\alpha$-particle preformation factors $P_{\alpha}$ and their impact on…

Nuclear Theory · Physics 2026-03-12 Panpan Qi , Xuanpeng Xiao , Gongming Yu , Haitao Yang , Qiang Hu

A systematic study on the probability for the emission of 4^He and 14^C cluster from hyper ${207-234}^$Ac and non-strange normal ${207-234}^$Ac nuclei are performed for the first time using our fission model, the Coulomb and proximity…

Nuclear Theory · Physics 2013-11-12 K. P. Santhosh

A comprehensive study of favoured and unfavoured $\alpha$-decay, cluster decay, weak-decay along with spontaneous fission in undetected superheavy nuclei within the range for proton number 111$\leq$Z$\leq$118 and neutron number…

Nuclear Theory · Physics 2023-07-26 A. Jain , P. K. Sharma , S. K. Jain , Dashty T. Akrawy , G. Saxena

Nuclear radial distance is a prerequisite for generating any alpha-decay half-life formula by taking a suitable effective potential. We study the emission process of alpha particles from an isolated quasi-bound state generated by an…

Nuclear Theory · Physics 2018-08-01 Swagatika Bhoi , Basudeb Sahu

In the present work, combining with the Geiger-Nuttall law, a two-parameter empirical formula is proposed to study the two-proton (2p) radioactivity. Using this formula, the calculated 2p radioactivity half-lives are in good agreement with…

Nuclear Theory · Physics 2020-12-02 Hong-Ming Liu , You-Tian Zou , Xiao Pan , Jiu-Long Chen , Biao He , Xiao-Hua Li

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

The $\alpha$-decay chains of $^{288-287}115$ are studied along with the possible cluster decay modes by using the preformed cluster model (PCM). The calculated $\alpha$-decay half-lives are compared with experimental data and other model…

Nuclear Theory · Physics 2011-11-09 Sushil Kumar , Shagun Thakur , Rajesh Kumar

In this work, we systematically study the two-proton($2p$) radioactivity half-lives using the two-potential approach while the nuclear potential is obtained by using Skyrme-Hartree-Fock approach with the Skyrme effective interaction of…

Nuclear Theory · Physics 2021-12-22 Xiao Pan , You Tian Zou , Hong Ming Liu , Biao He , Xiao Hua Li , Xi Jun Wu , Zhen Zhang