论文标题

改善反应堆应用的裂变产物衰减数据:第一部分 - 衰减热

Improving Fission-product Decay Data for Reactor Applications: Part I -- Decay Heat

论文作者

Nichols, A. L., Dimitriou, P., Algora, A., Fallot, M., Giot, L., Kondev, F. G., Yoshida, T., Karny, M., Mukherjee, G., Rasco, B. C., Rykaczewski, K. P., Sonzogni, A. A., Tain, J. L.

论文摘要

已经花费了努力来评估对主要裂变产物产物的进一步衰减数据的相对优点,从而通过总吸收伽马射线镜(TAGS/TAS)和离散的Gamma-ray射线镜(DGS)(DGS)(DGS)。在根据经合组织/WPEC-SUBGROUP 25(2005-2007)和国际原子能局(2010,2014)的主持下进行的类似工作以及各种高度相关的标签测量结果,因此进行了这项审查。我们提出了有关新的Decay-DATA评估的建议,以及对总吸收和离散高分辨率伽马射线光谱研究的可能要求,该研究涵盖了约120种裂变产物和各种异构体状态。

Effort has been expended to assess the relative merits of undertaking further decay-data measurements of the main fission-product contributors to the decay heat of neutron-irradiated fissile fuel and related actinides by means of Total Absorption Gamma-ray Spectroscopy (TAGS/TAS) and Discrete Gamma-ray Spectroscopy (DGS). This review has been carried out following similar work performed under the auspices of OECD/WPEC-Subgroup 25 (2005-2007) and the International Atomic Energy Agency (2010, 2014), and various highly relevant TAGS measurements completed as a consequence of such assessments. We present our recommendations for new decay-data evaluations, along with possible requirements for total absorption and discrete high-resolution gamma-ray spectroscopy studies that cover approximately 120 fission products and various isomeric states.

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