Resonances in the Hartree-Fock BCS theory

被引:34
作者
Kruppa, AT
Heenen, PH
Liotta, RJ
机构
[1] Hungarian Acad Sci, Inst Nucl Res, H-4001 Debrecen, Hungary
[2] Free Univ Brussels, Serv Phys Nucl Theor, B-1050 Brussels, Belgium
[3] Manne Siegbahn Inst Phys, S-10405 Stockholm, Sweden
来源
PHYSICAL REVIEW C | 2001年 / 63卷 / 04期
关键词
D O I
10.1103/PhysRevC.63.044324
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
Resonance states are introduced into the Hartree-Fock BCS model using a complex scaling method in order to take into account the effect of pair scattering into continuum states. The applicability of the state-dependent BCS model based on bound and resonance states is checked at the proton drip-line region around the double magic nuclei Ni-48 by comparing with Hartree-Fock-Bogoliubov calculations.
引用
收藏
页码:443241 / 443248
页数:8
相关论文
共 32 条
[1]   THOMAS-FERMI APPROACH TO NUCLEAR-MASS FORMULA .4. THE ETFSI-1 MASS FORMULA [J].
ABOUSSIR, Y ;
PEARSON, JM ;
DUTTA, AK ;
TONDEUR, F .
NUCLEAR PHYSICS A, 1992, 549 (02) :155-179
[2]   Continuum effects for the mean-field and pairing properties of weakly bound nuclei [J].
Bennaceur, K ;
Dobaczewski, J ;
Ploszajczak, M .
PHYSICAL REVIEW C, 1999, 60 (03) :16
[3]   FULLY NUMERICAL COMPLEX-COORDINATE HARTREE-FOCK CALCULATIONS FOR THE HE 2S 2P 1,3P-DEGREE AUTODETACHING STATES [J].
BENTLEY, M .
PHYSICAL REVIEW A, 1990, 42 (07) :3826-3829
[4]   ON USE OF RESONANT STATES IN EIGENFUNCTION EXPANSIONS OF SCATTERING AND REACTION AMPLITUDES [J].
BERGGREN, T .
NUCLEAR PHYSICS A, 1968, A109 (02) :265-&
[5]  
BONCHE P, 1984, NUCL PHYS A, V427, P278, DOI 10.1016/0375-9474(84)90086-1
[6]   STATISTICAL PROPERTIES AND STABILITY OF HOT NUCLEI [J].
BONCHE, P ;
LEVIT, S ;
VAUTHERIN, D .
NUCLEAR PHYSICS A, 1985, 436 (02) :265-293
[7]  
BYARMATI B, 1971, NUCL PHYS A, V160, P523
[8]   A skyrme parametrization from subnuclear to neutron star densities - Part II. Nuclei far from stabilities [J].
Chabanat, E ;
Bonche, P ;
Haensel, P ;
Meyer, J ;
Schaeffer, R .
NUCLEAR PHYSICS A, 1998, 635 (1-2) :231-256
[9]   RESONANT RANDOM PHASE APPROXIMATION [J].
CURUTCHET, P ;
VERTSE, T ;
LIOTTA, RJ .
PHYSICAL REVIEW C, 1989, 39 (03) :1020-1031
[10]   Mean-field description of ground-state properties of drip-line nuclei: Pairing and continuum effects [J].
Dobaczewski, J ;
Nazarewicz, W ;
Werner, TR ;
Berger, JF ;
Chinn, CR ;
Decharge, J .
PHYSICAL REVIEW C, 1996, 53 (06) :2809-2840