High Power Laser and Particle Beams, Volume. 34, Issue 5, 056001(2022)
Actinide nuclear targets preparation and applications
Figures & Tables(7)
Fig. 1. (a) Sketch of the electroplating device and (b) the optical image of the actinide target electroplated with optimized parameters
Fig. 2. (a) Schematic diagram of imaging plate method and (b) typical measurement results of imaging plate method
Fig. 5. Typical nuclear target products of China Academy of Engineering Physics
Table 1. Characteristics of different nuclear target preparation methods
View tableView in ArticleTable 1. Characteristics of different nuclear target preparation methods
method mass thickness efficiency/% advantages disadvantages electro-spraying mg/cm2 80～90 high efficiency; homogeneity (2%～5%); simple equipment impurities from solvent; thickness limitation electro-deposition μg/cm2～mg/cm2 90～100 high efficiency; fast and simple; no cross contamination impurities from solvent; deposits composition is unknown vacuum evaporation μg/cm2～mg/cm2 5～10 the coating is smooth; the thickness homogeneity is high low efficiency; time-consuming preparation of the material for evaporation; substrate is easily deformed by heat magnetron sputtering μg/cm2～mg/cm2 20～40 the coating is smooth, strong adhesion of coating big amount of the evaporated materials are required polymer assisted deposition μg/cm2 80～90 simple, the coating is smooth thickness limitation
Table 2. Type of substrates suitable for vacuum evaporation
View tableView in ArticleTable 2. Type of substrates suitable for vacuum evaporation
types of backing material metal Al, Cu, Au, Ni, Ta, et al polymer formvar ([C5H8O2]n), mylar (PET polyethylene terephthalate ([C10H8O4]n), nylon (polyaMide [NH–(CH2)5–CO]n), VYNS (vinylit resin ([C6H9O2Cl]n), et al. others Si, Al2O3, SiC, et al
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Yao He, Gang Li, Qiping Chen, Rui Hu, Jian Deng, Yuchuan Yang, Jun Tu, Shuming Peng. Actinide nuclear targets preparation and applications[J]. High Power Laser and Particle Beams, 2022, 34(5): 056001
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Received: Nov. 20, 2021
Accepted: --
Published Online: Jun. 2, 2022
The Author Email: Shuming Peng (pengshuming@caep.cn)
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