High Power Laser and Particle Beams, Volume. 34, Issue 11, 116004(2022)
Plutonium aerosol measurement system based on wavelength shift fiber and silicon photomultiplier
Figures & Tables(11)
Fig. 1. Schematic diagram of the plutonium aerosol measurement system
Fig. 5. Relationship between detection efficiency and sensitive area of ZnS(Ag)
Fig. 6. Relationship between detection efficiency and thickness of narrow chamber
Fig. 7. Reference response spectra of ZnS(Ag) scintillator with different mass thickness
Fig. 8. Relationship between counting rate/peak position of full-energy peak with ZnS(Ag)’s mass thickness
Fig. 9. Compostion of α particle reference response spectra with other different response spectra
Table 1. Theoretical detection limits of the measurement system
View tableView in ArticleTable 1. Theoretical detection limits of the measurement system
measurement time/min detection limit/(Bq·m−3) 1 2900 10 330 30 134 60 81 480 23 1440 13
Table 2. Test results of ZnS(Ag) detector’s reference response
View tableView in ArticleTable 2. Test results of ZnS(Ag) detector’s reference response
No. mass thickness of ZnS(Ag)/(mg·cm−2) characteristic of spectrum counting rate of α spectrum/s−1 peak position of α spectrum channel 1 3.75 α peak overlapped with background noise 69.36 124.88 2 6.53 α peak overlapped with background noise 132.50 124.53 3 7.62 visible distinction 316.02 138.12 4 14.69 visible distinction 396.75 150.66 5 26.85 visible distinction 463.48 164.50 6 62.85 visible distinction 478.95 172.34 7 123.95 visible distinction 499.39 183.86
Tools
Get Citation
Copy Citation Text
Wenyou Xia, Fanhua Hao, Jian Wu. Plutonium aerosol measurement system based on wavelength shift fiber and silicon photomultiplier[J]. High Power Laser and Particle Beams, 2022, 34(11): 116004
Paper Information
Category: Nuclear Science and Engineering
Received: Apr. 8, 2022
Accepted: --
Published Online: Oct. 18, 2022
The Author Email:
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20