超重核的球形和变形壳结构

原子核物理评论 , 2004, 21(4): 363-367. doi: 10.3969/j.issn.1007-4627.2004.04.029

超重核的球形和变形壳结构

1.北京大学物理学院,北京,100871

2.北京大学物理学院,北京,100871;中国科学院理论物理研究所,北京,100080;兰州重离子加速器国家实验室原子核理论中心,甘肃,兰州,730000

基金项目: 国家重点基础研究发展计划(973计划)(G2000077400) 中国科学院知识创新工程项目(KJCX2-SW-No2) 国家自然科学基金(10175002,10047001) 教育部高校骨干教师资助计划

Spherical and Deformed Shell Closures in Superheavy Nuclei

应用宏观-微观模型系统研究了超重核的形状和结构性质. 其中, 宏观能是由基于核子密度泛函的连续介质模型计算得到. 计算结果很好地再现了超重核的结合能、α衰变能和寿命的实验数据. 对单粒子能级的计算和分析表明超重核的壳结构是形变和同位旋相关的. 位能曲面的计算结果显示, 与其它区域的核相比, 超重核的形状不易变化.

参考文献

[1]	Hofmann S, Munzenberg G. Rev Mod Phys, 2000, 72: 733.
[2]	@@Oganessian Y T,@@ Yeremin A V,@@ Popeko A G,@@ et al.$$ Nature,** 1999,)) 400:&& 242;
[3]	Oganessian Y T, Utyonkov V K, Lobanov Y V, et al. Phys Rev, 2001, C63: 011301(R).
[4]	Nilsson S G, Tsang C T, Sobiczewski A, et al. Nucl Phys, 1969, A131: 1.
[5]	Patyk Z, Sobiczewski A. Nucl Phys, 1991, A533: 132.
[6]	Moller P, Nix J R,Swiatecki W J. Nucl Phys, 1987,A469:1.
[7]	Smolanczuk R. Phys Rev, 1997, C56: 812.
[8]	Lalazissis G A, Sharma M M, Ring P, et al. Nucl Phys, 1996, A608: 202.
[9]	Cwoik S, Nazarewicz W, Heenen P H. Phys Rev Lett, 1999, 83: 1 108.
[10]	Bender M, Rutz K, Reinhard P G, et al. Phys Rev, 1999, C60: 034304.
[11]	Ren Z Z, Tai F, Chen D H. Phys Rev, 2002, C66: 064306.
[12]	Meng J, Takigawa N. Phys Rev, 2000, C61: 064319.
[13]	Lazarev Y A, Lobanov Y V, Oganessian Y T, et al. Phys Rev Lett, 1994, 73: 624.
[14]	Brueckner K A, Chirico J H, Meldner H W. Phys Rev, 1971, C4: 732.
[15]	Hu J M, Zheng C K. Journal of Nucl Phys, 1985, 7: 1.
[16]	Myers W D, Swiatecki W J. Nucl Phys, 1966, 81: 1.
[17]	Dudek J, Szymanski Z, Werner T. Phys Rev, 1981, C23: 920.
[18]	Pradhan H C, Nogami Y, Law J. Nucl Phys, 1973, A201: 357.
[19]	Satula W, Wyss R. Phys Rev, 1994, C50: 2 888.
[20]	Viola Jr V E, Seaborg G T. J Inorg Nucl Chem, 1966, 28: 741.
[21]	Myers W D, Swiatecki W J. Phys Rev, 1998, C58: 3 368.
[22]	Ren Z Z. Phys Rev, 2002, C65: 051304(R).
[23]	Oganessian Y T, Yeremin A V, Popeko A G, et al. Nature, 1999, 400: 242; Oganessian Y T, Utyonkov V K, Lobanov Y V, et al. Phys Rev, 2001, C63: 011301(R).
[24]	Nilsson S G, Tsang C T, Sobiczewski A, et al. Nucl Phys, 1969, A131: 1.
[25]	Patyk Z, Sobiczewski A. Nucl Phys, 1991, A533: 132.
[26]	Moller P, Nix J R,Swiatecki W J. Nucl Phys, 1987,A469:1.
[27]	Smolanczuk R. Phys Rev, 1997, C56: 812.
[28]	Lalazissis G A, Sharma M M, Ring P, et al. Nucl Phys, 1996, A608: 202.
[29]	Cwoik S, Nazarewicz W, Heenen P H. Phys Rev Lett, 1999, 83: 1 108.
[30]	Bender M, Rutz K, Reinhard P G, et al. Phys Rev, 1999, C60: 034304.
[31]	Ren Z Z, Tai F, Chen D H. Phys Rev, 2002, C66: 064306.
[32]	Meng J, Takigawa N. Phys Rev, 2000, C61: 064319.
[33]	Lazarev Y A, Lobanov Y V, Oganessian Y T, et al. Phys Rev Lett, 1994, 73: 624.
[34]	Brueckner K A, Chirico J H, Meldner H W. Phys Rev, 1971, C4: 732.
[35]	Hu J M, Zheng C K. Journal of Nucl Phys, 1985, 7: 1.
[36]	Myers W D, Swiatecki W J. Nucl Phys, 1966, 81: 1.
[37]	Dudek J, Szymanski Z, Werner T. Phys Rev, 1981, C23: 920.
[38]	Pradhan H C, Nogami Y, Law J. Nucl Phys, 1973, A201: 357.
[39]	Satula W, Wyss R. Phys Rev, 1994, C50: 2 888.
[40]	Viola Jr V E, Seaborg G T. J Inorg Nucl Chem, 1966, 28: 741.
[41]	Myers W D, Swiatecki W J. Phys Rev, 1998, C58: 3 368.
[42]	Ren Z Z. Phys Rev, 2002, C65: 051304(R).

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超重核的球形和变形壳结构

Spherical and Deformed Shell Closures in Superheavy Nuclei

参考文献