\({}^{{115}}\) In的光子中子反应截面

IF 0.4 4区 物理与天体物理 Q4 PHYSICS, NUCLEAR
V. V. Varlamov, A. I. Davydov, I. A. Mostakov, V. N. Orlin
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引用次数: 0

摘要

利用已发表的中子产额截面\(\sigma(\gamma,xn)=\sigma(\gamma,1n)+2\sigma(\gamma,2n)\)和总光子中子反应截面\(\sigma(\gamma,sn)=\sigma(\gamma,1n)\) + \(\sigma(\gamma,2n)\)在轫致辐射束实验中测定的数据,得到了部分反应截面(\(\gamma,1n\))和(\(\gamma,2n\))的新数据。采用基于物理准则的部分反应截面评定的实验-理论方法对这些截面的可靠性进行了研究。结果发现,新计算的反应截面\({}^{115}\) In(\(\gamma,1n\)) \({}^{114}\) In和\({}^{115}\) In(\(\gamma,2n\)) \({}^{113}\)在满足物理可靠性标准方面与实验结果存在一定的差异。在准单能湮灭光子束实验中得到的\({}^{115}\) In的部分反应截面的模拟评价结果与新评价结果的比较表明,两者的评价是接近的。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

Photoneutron Reaction Cross Sections for \({}^{{115}}\)In

Photoneutron Reaction Cross Sections for \({}^{{115}}\)In

New data for cross sections of partial reactions (\(\gamma,1n\)) and (\(\gamma,2n\)) were obtained using both published data for neutron yield cross section \(\sigma(\gamma,xn)=\sigma(\gamma,1n)+2\sigma(\gamma,2n)\) and total photoneutron reaction cross section \(\sigma(\gamma,sn)=\sigma(\gamma,1n)\) + \(\sigma(\gamma,2n)\) determined in experiment on the bremsstrahlung beam. The investigation of reliability of those cross sections was carried out using the experimental-theoretical method for partial reaction cross section evaluation based on physical criteria. It was found that new evaluated cross sections of the reactions \({}^{115}\)In(\(\gamma,1n\))\({}^{114}\)In and \({}^{115}\)In(\(\gamma,2n\))\({}^{113}\)In meeting physical criteria of reliability differ in a certain way from experimental ones. The comparison of new evaluated data with the results of analogous evaluation based on the results for partial reaction cross sections for \({}^{115}\)In obtained in experiment on the beam of quasi-monoenergetic annihilation photons shows that both evaluations are close.

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来源期刊
Physics of Atomic Nuclei
Physics of Atomic Nuclei 物理-物理:核物理
CiteScore
0.60
自引率
25.00%
发文量
56
审稿时长
3-6 weeks
期刊介绍: Physics of Atomic Nuclei is a journal that covers experimental and theoretical studies of nuclear physics: nuclear structure, spectra, and properties; radiation, fission, and nuclear reactions induced by photons, leptons, hadrons, and nuclei; fundamental interactions and symmetries; hadrons (with light, strange, charm, and bottom quarks); particle collisions at high and superhigh energies; gauge and unified quantum field theories, quark models, supersymmetry and supergravity, astrophysics and cosmology.
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