A new general formalism of the Kronig-Penny model has been developed in this article.It is shown by using this formalism that,in general,the envelope wave functions corresponding to values of the superlattice wave num...A new general formalism of the Kronig-Penny model has been developed in this article.It is shown by using this formalism that,in general,the envelope wave functions corresponding to values of the superlattice wave number other than zero and π/d have mixed parities,the mixing of parities being due to the tunnel coupling among quantum wells.展开更多
A modified eikonal approximation is developed by introducing an eikonal phase factor into the previous model-potential Oppenheimer-Brinkman-Kramers(MPOBK)approximation.The present calculation shows an obvious improvem...A modified eikonal approximation is developed by introducing an eikonal phase factor into the previous model-potential Oppenheimer-Brinkman-Kramers(MPOBK)approximation.The present calculation shows an obvious improvement on the MPOBK calculation for H^(+)-Ne collisions at intermediate energies.展开更多
The numerical calculations for fusion reactions of a halo nucleus^(11)Li with deformed target nuclei at low energies have been carried out under the sudden limit for rotational excitation combined with a double foldin...The numerical calculations for fusion reactions of a halo nucleus^(11)Li with deformed target nuclei at low energies have been carried out under the sudden limit for rotational excitation combined with a double folding potential of ion-ion interaction.The properties of fusion cross section involving the combined effects both from projectiles and target nuclei in such systems are investigated in detail.展开更多
文摘A new general formalism of the Kronig-Penny model has been developed in this article.It is shown by using this formalism that,in general,the envelope wave functions corresponding to values of the superlattice wave number other than zero and π/d have mixed parities,the mixing of parities being due to the tunnel coupling among quantum wells.
基金Supported by the National Natral Science Foundation of China。
文摘A modified eikonal approximation is developed by introducing an eikonal phase factor into the previous model-potential Oppenheimer-Brinkman-Kramers(MPOBK)approximation.The present calculation shows an obvious improvement on the MPOBK calculation for H^(+)-Ne collisions at intermediate energies.
基金Supported by the National Natural Science Foundation of China.
文摘The numerical calculations for fusion reactions of a halo nucleus^(11)Li with deformed target nuclei at low energies have been carried out under the sudden limit for rotational excitation combined with a double folding potential of ion-ion interaction.The properties of fusion cross section involving the combined effects both from projectiles and target nuclei in such systems are investigated in detail.
