Supported by the Ministry of Science and Technology and Ministry of Education of China;the Key Grant Project of Chinese Ministry of Education under Grant No 306020;the National Natural Science Foundation of China under Grant Nos 11274035 and 11328401;the National High-Tech ICF Committee in China,the Yin-He Super-computer Center,Institute of Applied Physics and Mathematics;the National Basic Research Program of China under Grant No 2011CB921501
The ionization potential (IP) is a basic property of an atom, which has many applications such as in element analysis. With the Dirac-Slater methods (i.e., mean field theory), IPs of all occupied orbitals for elem...
Supported by the Key Project of the Ministry of Education of China under Grant No 306020, the National Natural Science Foundation of China under Grant No 10734040, the National High-Tech ICF Committee in China, the Yin-He Super-computer Center, Institute of Applied Physics and Mathematics, Beijing, China, and the National Basic Research Program of China under Grant No 2006CB921408.
Based on the multi-configuration Dirac-Fock self-consistent field method, a scenario has been presented to calculate the fine-structure energy levels of C^2+ and Si^2+ excited states (31 D2 and 33D1,2,3). The Brei...
Supported by the Ministry of 'Science and Technology and Ministry of Education of China, the Key Grant Project of Chinese Ministry of Education (No 306020), the National Natural Science Foundation of China under Grant No 10734040, the National High-Tech ICF Committee in China and the Yin-He Super-computer Center, Institute of Applied Physics and Mathematics, Beijing, China, and the National Basic Research Programme of China under Grant No 2006CB921408.
Using a simplified multi-configuration Dirac-Fock (SMCDF) scheme based on the multi-configuration Dirac-Fock (MCDF) theory, we study the systematic variations of the fine-structure splittings of n^2 D3/2,5/2 Rydbe...
Supported by the Ministry of Science and Technology and Ministry of Education of China, the Key Project of the Ministry of Education of China (No 306020), the National Natural Science Foundation of China under Grant No 10734040, the National High-Tech ICF Committee in China, and the Yin-He Super-Computer Center, Institute of Applied Physics and Mathematics, Beijing, China, and the National Basic Research Programme of China under Grant No 2006CB921408.
Using the multi-configuration Dirac Fock method including the Breit interactions and QED corrections, we calculate the fine-structure energy levels of the 2^3 Po, 1,2 states along the helium isoelectronic sequence wit...
Supported by the National Natural Science Foundation of China under Grant No.19773005.
Some interesting behaviour of accreting particles in the gap region between the horizon of the Kerr black hole and the inner edge of the surrounding disc is investigated.The following results are obtained:(i)Spacetime...
Supported by the National Natural Science Foundation of China under Grant No.19872044.
By using AKNS[Phys.Rev.Lett.31(1973)125]system and introducing the wave function,a family of interesting exact solutions of the sine-Gordon equation are constructed.These solutions seem to be some soliton,kink,and.ant...