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Monte Carlo estimation of radiation fields and radio activations in the 64Ni solid target irradiation for 64Cu production and its validation with experimental findings
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms ( IF 1.4 ) Pub Date : 2020-07-08 , DOI: 10.1016/j.nimb.2020.06.025
Kanchan Kushwaha , Biju Keshavkumar , Anil Shanbhag , S.C. Sharma , J. Haider , Sharmila Banerjee

64Cu is an emerging theranostic radioisotope which is generating interest in the field of PET imaging and planning of therapy. A prototype solid target is being designed for producing 64Cu at RMC, BARC. This study evaluates radiation safety aspects involved in the use of the new solid target using FLUKA Monte Carlo code. The radiological hazards are quantified during the production of 64Cu and further handling of the target assembly for post irradiation processing. Analysis of ambient dose equivalent rates from the target assembly shows that during the sufficient quantity of 64Cu production, radiation fields outside the cyclotron vault at RMC BARC are below the allowed limit. The studies also confirm that the 4 h decay after the end of bombardment is suitable for post irradiation handling of the target.



中文翻译:

蒙特卡罗估算64 Cu产生的64 Ni固体靶材辐照中的辐射场和放射性活化及其实验结果的验证

64 Cu是一种新兴的治疗学放射性同位素,正引起人们对PET成像和治疗计划的兴趣。正在设计原型固体靶,以在BARC的RMC生产64 Cu。这项研究使用FLUKA蒙特卡洛法则评估了使用新固体靶时所涉及的辐射安全性方面。在生产64 Cu和进一步处理目标组件以进行后辐照处理期间,对放射危害进行了量化。对目标组件的环境剂量当量率的分析表明,在足够数量的64RMC BARC回旋加速室外的铜产量,辐射场均低于允许的限值。研究还证实,轰击结束后的4 h衰减适用于目标的辐照后处理。

更新日期:2020-07-08
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