Processing math: 0%

25 keV附近中子平均俘获截面〈σ_(nγ)〉系统学研究

25 keV附近中子平均俘获截面〈σ_(nγ)〉系统学研究[J]. 原子能科学技术, 1989, 23(6): 16-16. DOI: 10.7538/yzk.1989.23.06.0016
引用本文: 25 keV附近中子平均俘获截面〈σ_(nγ)〉系统学研究[J]. 原子能科学技术, 1989, 23(6): 16-16. DOI: 10.7538/yzk.1989.23.06.0016
ZHAO ZHIXIANG;ZHOU DELIN;CAI DUNJIU China Institute of Atomic Energy, P. O. Box 275, Beijing. SYSTEMATICS OF NEUTRON AVERAGE RADIATIVE CAPTURE CROSS SECTIONS <σnγ> AT 25 keV[J]. Atomic Energy Science and Technology, 1989, 23(6): 16-16. DOI: 10.7538/yzk.1989.23.06.0016
Citation: ZHAO ZHIXIANG;ZHOU DELIN;CAI DUNJIU China Institute of Atomic Energy, P. O. Box 275, Beijing. SYSTEMATICS OF NEUTRON AVERAGE RADIATIVE CAPTURE CROSS SECTIONS <σnγ> AT 25 keV[J]. Atomic Energy Science and Technology, 1989, 23(6): 16-16. DOI: 10.7538/yzk.1989.23.06.0016

25 keV附近中子平均俘获截面〈σ_(nγ)〉系统学研究

SYSTEMATICS OF NEUTRON AVERAGE RADIATIVE CAPTURE CROSS SECTIONS <σnγ> AT 25 keV

  • 摘要: 文章研究了25keV附近中子平均俘获截面随质量数A、有效激发能U及能级密度参数α的系统学依赖性。给出系统学公式为 〈σ_(nγ)〉=0.3482A~(-1.033)U~(-0.2438)α~(0.8569)exp{1.011(αU)~(1/2)}

     

    Abstract: The systematic behaviours of average radiative capture cross sections <σ_(nγ)> at25 keV on mass number A, effective excitation energy U and level densityparameter a are studied. The systematics formula is found as follows:<σ_(nγ)>=0. 3482A~(-1.033)U~(-0.2438)α~(0.8569)exp (1. 011(αU)~(1/2)).

     

  • [1] Недведюк,К.идр., Acta Physica Polonica, B 13,51(1982).
    [2] Недведюк,К.идр. 6th All Union Conf. on Neutron Physics, Kiev, 3,143(1983).
    [3] Mughabghab, S. F. et al, BNL-325, 4 th ed., 1,(1981). Garber, D. I. et al., BNL-325, 3 rd ed., 2, (1976).
    [4] IAEA, CINDA 82,CINDA 86.
    [5] Bilpuch, H. G. et al., Ann. Phys., 10,455(1969).
    [6] Malecky. H. et al., Yad. Phys., 13,240(1971) (转引自[3] ).
    [7] 陆中道、卓益忠,原成[80] -009(中国原子能科学研究院资料),1980.
    [8] Tuli, J. K., Nucl. Wallet Cards, 1985.
    [9] Sriramachandra murty, M. et al., Conf. on Nucl. Phys. and Solid, State Physics, Madurai, 2, 29(1970).
计量
  • 文章访问数:  1584
  • HTML全文浏览量:  0
  • PDF下载量:  960
  • 被引次数: 0
出版历程
  • 收稿日期:  1987-07-05
  • 刊出日期:  1989-11-19

目录

    /

    返回文章
    返回