Photo-neutron cross-section of 100Mo

被引:25
作者
Crasta, Rita [2 ]
Naik, H. [1 ]
Suryanarayana, S. V. [3 ]
Prajapati, P. M. [4 ]
Jagadisan, K. C. [5 ]
Thakare, S. V. [5 ]
Ganesh, S. [2 ]
Nimje, V. T. [6 ]
Mittal, K. C. [6 ]
Goswami, A. [1 ]
机构
[1] Bhabha Atom Res Ctr, Div Radiochem, Mumbai 400085, Maharashtra, India
[2] Mangalore Univ, Microtron Ctr, Dept Studies Phys, Mangalagangothri 574199, Karnataka, India
[3] Bhabha Atom Res Ctr, Div Nucl Phys, Mumbai 400085, Maharashtra, India
[4] Bhabha Atom Res Ctr, Reactor Phys Design Div, Mumbai 400085, Maharashtra, India
[5] Bhabha Atom Res Ctr, Radio Pharmaceut Div, Mumbai 400085, Maharashtra, India
[6] Bhabha Atom Res Ctr, Accelerator & Pulse Power Div, Mumbai 400085, Maharashtra, India
关键词
Mo-100(gamma; n) reaction cross-section; Au-197(gamma; n) Au-196 flux monitor; Bremsstrahlung end point energy of 10 and 12.5 MeV; Off-line gamma-ray spectrometric technique; TALYS calculation; MOLYBDENUM; BREMSSTRAHLUNG; RESONANCE; ISOTOPES; MO-99;
D O I
10.1007/s10967-011-1247-z
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
The Mo-100(gamma, n) reaction cross-section was experimentally determined at end point bremsstrahlung energy of 10 and 12.5 MeV using off-line gamma-ray spectrometric technique. It was also found that Mo-100(gamma, n) reaction cross-section increases sharply from the end point bremsstrahlung energy of 10 MeV to 12.5 MeV, which may be because of GDR around the energy region of 12-16 MeV. The Mo-100(gamma, n) reaction cross-section as a function of photon energy was calculated theoretically using TALYS 1.2 computer code. The flux-weighted average values of Mo-100(gamma, n) reaction cross-section for bremsstrahlung having end point energy of 10 and 12.5 MeV were also calculated using the experimental and theoretical data of mono-energetic photon. The present experimental Mo-100(gamma, n) reaction cross-sections were compared with the bremsstrahlung flux-weighted average values of experimental and theoretical data and found to be in the lower side for 10 MeV and in the higher side for 12.5 MeV.
引用
收藏
页码:367 / 373
页数:7
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