Chin. Phys. Lett.  2005, Vol. 22 Issue (9): 2222-2225    DOI:
Original Articles |
Shape Evolution of the Compound Nucleus in the Superheavy Element Synthesis Reaction via the BUU Model
WEI Liang1;LIU Yu-Xin1,2,3,4
1Department of Physics, Peking University, Beijing 100871 2Key Laboratory of Heavy Ion Physics, Ministry of Education, Beijing 100871 3Institute of Theoretical Physics, Chinese Academy of Sciences, Beijing 100080 4Center of Theoretical Nuclear Physics, National Laboratory of Heavy Ion Accelerator, Lanzhou 730000
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WEI Liang, LIU Yu-Xin 2005 Chin. Phys. Lett. 22 2222-2225
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Abstract By taking the BUU model, we simulate the superheavy element synthesis reaction. With the rotation effect being included in the BUU model, the effect of the non-centrality of the reaction 48Ca + 238U → 286112 is studied. It is shown that the promising impact parameter in the synthesis process can be released from zero to a value little smaller than the radius of the smaller nucleus involved in the reaction. Meanwhile, the compound nucleus may involve rich shape phases.
Keywords: 25.70.Gh      25.60.Pj      27.90.+b      24.10.Lx     
Published: 01 September 2005
PACS:  25.70.Gh (Compound nucleus)  
  25.60.Pj (Fusion reactions)  
  27.90.+b (A ≥ 220)  
  24.10.Lx (Monte Carlo simulations (including hadron and parton cascades and string breaking models))  
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https://cpl.iphy.ac.cn/       OR      https://cpl.iphy.ac.cn/Y2005/V22/I9/02222
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