In this paper the Hamiltonian model is used for studying the nuclear dynamics by taking both the one-body and the two-body interaction mechanisms into account. Thus, the equations obtained are physically transparent a...In this paper the Hamiltonian model is used for studying the nuclear dynamics by taking both the one-body and the two-body interaction mechanisms into account. Thus, the equations obtained are physically transparent and easy for numerical computations. They may be useful for describing the dissipative process of heavy ion deep inelastic scattering and nuclear fission as well as the equilibration process of the intrinsic degrees of freedom.展开更多
The transient behaviour in approaching to equilibrium for a diffusion system is described by means of Fokker-Planck equation and particular attention is paid to the overshooting of probability current at high temperat...The transient behaviour in approaching to equilibrium for a diffusion system is described by means of Fokker-Planck equation and particular attention is paid to the overshooting of probability current at high temperatures.展开更多
Some aspects of quantum chaos in a finite system have been studied based on the analysis of statistical behavior of quantum spectra in nuclei.The experiment data show the transition from order to chaos with increasing...Some aspects of quantum chaos in a finite system have been studied based on the analysis of statistical behavior of quantum spectra in nuclei.The experiment data show the transition from order to chaos with increasing excitation energy in spherical nuclei.The dependence of the order to chaos transition on nuclear deformation and nuclear rotating is described.The influence of pairing effect on the order to chaos transition is also discussed.Some important experiment phenomena in nuclear physics have been understood from the point of view of the interplay between order and chaos.展开更多
文摘In this paper the Hamiltonian model is used for studying the nuclear dynamics by taking both the one-body and the two-body interaction mechanisms into account. Thus, the equations obtained are physically transparent and easy for numerical computations. They may be useful for describing the dissipative process of heavy ion deep inelastic scattering and nuclear fission as well as the equilibration process of the intrinsic degrees of freedom.
文摘The transient behaviour in approaching to equilibrium for a diffusion system is described by means of Fokker-Planck equation and particular attention is paid to the overshooting of probability current at high temperatures.
基金supported in part by the National Natural Science Foundation of China(Grant Nos.19975073 and 19775066)the Nuclear Industry and Science Foundation of China.
文摘Some aspects of quantum chaos in a finite system have been studied based on the analysis of statistical behavior of quantum spectra in nuclei.The experiment data show the transition from order to chaos with increasing excitation energy in spherical nuclei.The dependence of the order to chaos transition on nuclear deformation and nuclear rotating is described.The influence of pairing effect on the order to chaos transition is also discussed.Some important experiment phenomena in nuclear physics have been understood from the point of view of the interplay between order and chaos.
