Supported partially by the National Natural Science Foundation of China (10975191,U1867210,11375023,11475014,11575018,12075169,12322506);the National Key R&D program of China (2016YFA0400504)。
Excited states of ^(206)Rn have been examined via the 197 Au(^(14)N,5n)^(206)Rn fusion reaction at a beam energy of 78 MeV.A number of transitions and levels are identified by the γ-γ coincidence measurement,further...
Supported by the National Natural Science Foundation of China(11975314);the Key Laboratory of Nuclear Data foundation(JCKY2022201C158);the Continuous Basic Scientific Research Project(WDJC-2019-13,BJ20002501)
We propose a simple algorithm to further improve the previous variation after projection(VAP)wave functions for low-lying nonyrast states.We attach a weight factor to each calculated energy;then,the sum of these weigh...
Supported by the National Natural Science Foundation of China(11975314);the Key Laboratory of Nuclear Data foundation(JCKY2022201C158);the Continuous Basic Scientific Research Project(WDJC-2019-13,BJ2000250)
The variation after projection(VAP)method is expected to be an efficient way of obtaining the optimized nuclear wave functions,which can be as close as possible to the exact shell model ones.However,we found that ther...
Supported by the National Natural Science Foundation of China(12105369,11790324,11790325,11790323,11790320);the Continuous Basic Scientific Research Project(WDJC-2019-09)。
The influence of the neck parameter on the fission dynamics at low excitation energy is studied based on the three-dimensional Langevin approach,in which the nuclear shape is described with the two-center shell model(...
Supported by the Institute for Basic Science Korea(IBS-R031-D1);Guangdong Major Project of Basic and Applied Basic Research(2021B0301030006);computational resources from Sun Yat-sen University。
The level structure of the double-magic nucleus ^(34)Si(Z=14,N=20)was investigated by evaluating the available data.On the basis of experimental results from the beta-decay and fusion-evaporation reactions,we establis...
Supported by the National Natural Science Foundation of China(11975151,11961141003);the MOE Key Lab for Particle Physics,Astrophysics and Cosmology for financial support。
In this study,we investigate formulas of the number of states with a given total spin I and isospin T for n nucleons in a single-j shell denoted by DIT(j,n).Talmi's recursion formulas for the number of states with a g...
Supported by the National Natural Science Foundation of China (11775316,11825504,11961141004);the Tip-top Scientific and Technical Innovative Youth Talents of Guangdong special support program (2016TQ03N575);the Guangdong Major Project of Basic and Applied Basic Research (2021B0301030006)。
The binding and proton separation energies of nuclides with Z,N=30-50 are investigated based on the shell model,with an uncertainty analysis via statistical methods.Several formulas are used to obtain the binding and ...
Supported by the National Natural Science Foundation of China(11775098,U1867210,11405072);Jilin Scientific and Technological Development Programs(20190201137JC,20180520195JH);the 13th Five-Year Plan of Scientific Research of Jilin Province(JJKH20180117KJ);China Postdoctoral Science Foundation(2015M571354,2013M541285);the Fundamental Research Funds for the Central Universities;the Graduate Innovation Fund of Jilin University。
The semimagic nucleus^(90)Zr,with Z=40 and N=50,is investigated in terms of large scale shell model calculations.A logical agreement is obtained between the available experimental data and predicted values.The calcula...
Supported by the National Natural Science Foundation of China(U1932209,11975315,U1867210,11905134);the Leading Innovation Project under Grant(LC192209000701,LC202309000201);the Continuous Basic Scientific Research Project(BJ20002501,WDJC-2019-13);China National Nuclear Corporation(FA18000201)。
Excited states in the odd-A nucleus 71Ga have been studied via the ^(70)Zn(7Li,a2n)^(71)Ga fusion-evaporation reaction with incident beam energies of 30 and 35 MeV.The level scheme is established up to spin I^(n)=(29/...
Supported by the National Natural Science Foundation of China (11775098,U1867210,11405072);Jilin Scientific and Technological Development Programs(20190201137JC,20180520195JH);the 13th Five-Year Plan of Scientific Research of Jilin Province (JJKH20180117KJ);China Postdoctoral Science Foundation(2015M571354,2013M541285);the National Basic Research Programme of China (2007CB815005);the Fundamental Research Funds for the Central Universities;the Graduate Innovation Fund of Jilin University。
The level structures of 93 Mo are investigated using Large Scale Shell Model calculations,and reasonable agreement is obtained between the experimental and calculated values.The calculated results show that the lower-...