Rapid Monitoring Method of Radionuclide in Water Based on Algae Fluorescence Kinetics

Xiaoxuan Tan; Tingting Gan; Ronghui Zhou; Gaofang Yin; Nanjing Zhao; Ying Wang; Ruoyu Sheng; Ziqi Ye; Ruiqi Zhang; Xuyun Huang

doi:10.3788/AOS231281

Acta Optica Sinica, Volume. 44, Issue 6, 0601009(2024)

Rapid Monitoring Method of Radionuclide in Water Based on Algae Fluorescence Kinetics

Xiaoxuan Tan^1,2, Tingting Gan^2、*, Ronghui Zhou^3、**, Gaofang Yin², Nanjing Zhao^1,2, Ying Wang^1,2, Ruoyu Sheng^1,2, Ziqi Ye⁴, Ruiqi Zhang⁵, and Xuyun Huang³

Author Affiliations

¹School of Environmental Science and Optoelectronic Technology, University of Science and Technology of China, Hefei 230026, Anhui , China

²Key Laboratory of Environmental Optics and Technology, Anhui Institute of Optics and Fine Mechanics, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei 230031, Anhui , China

³Zhuhai Guangrui Huili Development Co., Ltd., Zhuhai 519000, Guangdong , China

⁴School of Resources and Environmental Engineering, Hefei University of Technology, Hefei 230009, Anhui , China

⁵Sichuan Management and Monitoring Center Station of Radioactive Environment, Chengdu 610000, Sichuan , China

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Figures & Tables(10)

Fig. 1. OJIP curves of chlorella pyrenoidosa exposed to different activity concentrations of radionuclides for 30 min. (a) ⁹⁰Sr; (b) ¹³⁷Cs; (c) ⁶⁰Co

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Fig. 2. Changing trends of F_v/F_m with the activity concentrations of three radionuclides under different exposure times. (a) ⁹⁰Sr; (b) ¹³⁷Cs; (c) ⁶⁰Co

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Fig. 3. Dose-response curves of three radionuclides and F_v/F_m in different time periods. (a) ⁹⁰Sr; (b) ¹³⁷Cs; (c) ⁶⁰Co

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Fig. 4. Variation trends of PI_ABS with the activity concentrations of three radionuclides at different times. (a) ⁹⁰Sr; (b) ¹³⁷Cs; (c) ⁶⁰Co

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Fig. 5. Dose-response curves of three radionuclides and PI_ABSin different time periods. (a) ⁹⁰Sr; (b) ¹³⁷Cs; (c) ⁶⁰Co

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Fig. 6. EC₂₀ values of three radionuclides under different toxicity response indexes

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Fig. 7. EC₅₀ values of three radionuclides under different toxicity response indexes

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Table 1. Information related to nuclide's activity concentration in three kinds of radionuclide solutions and algae solutions to be determined

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Table 1. Information related to nuclide's activity concentration in three kinds of radionuclide solutions and algae solutions to be determined

Radionuclide	Initial activity concentration (reference date) /(Bq·mL^-1)	Half-life /year	Tested activity concentration /(Bq·mL^-1)
⁹⁰Sr	8.5910 (2017-11-01)	28.600	0.10, 0.25, 0.50, 1.00, 1.50, 2.00
¹³⁷Cs	22.0800 (2017-02-13)	30.170	0.10, 0.25, 0.50, 1.00, 1.50, 2.00
⁶⁰Co	9.2900 (2021-05-21)	5.271	0.01, 0.05, 0.10, 0.25, 0.50, 1.00

Table 2. Inhibition rate of F_v/F_m exposed to the lowest tested activity concentration of radionuclides for 180 min

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Table 2. Inhibition rate of F_v/F_m exposed to the lowest tested activity concentration of radionuclides for 180 min

Radionuclide（the lowest tested activity concentration）	F_v/F_m of control	F_v/F_m of test	Inhibition rate of F_v/F_m /%
⁹⁰Sr（0.10 Bq·mL^-1）	0.760	0.677	10.92
¹³⁷Cs（0.10 Bq·mL^-1）	0.740	0.665	10.14
⁶⁰Co（0.01 Bq·mL^-1）	0.759	0.494	34.91

Table 3. Inhibition rates of PI_ABS exposed to the lowest tested activity concentration of radionuclides for 180 min

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Table 3. Inhibition rates of PI_ABS exposed to the lowest tested activity concentration of radionuclides for 180 min

Radionuclide（the lowest tested activity concentration）	PI_ABS of control	PI_ABS of test	Inhibition rate of PI_ABS /%
⁹⁰Sr（0.10 Bq·mL^-1）	5.654	1.205	78.69
¹³⁷Cs（0.10 Bq·mL^-1）	5.305	1.195	77.47
⁶⁰Co（0.01 Bq·mL^-1）	5.739	0.311	94.58

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Xiaoxuan Tan, Tingting Gan, Ronghui Zhou, Gaofang Yin, Nanjing Zhao, Ying Wang, Ruoyu Sheng, Ziqi Ye, Ruiqi Zhang, Xuyun Huang. Rapid Monitoring Method of Radionuclide in Water Based on Algae Fluorescence Kinetics[J]. Acta Optica Sinica, 2024, 44(6): 0601009

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Paper Information

Category: Atmospheric Optics and Oceanic Optics

Received: Jul. 18, 2023

Accepted: Nov. 3, 2023

Published Online: Mar. 11, 2024

The Author Email: Gan Tingting (ttgan@aiofm.ac.cn), Zhou Ronghui (zhourhrain@126.com)

DOI:10.3788/AOS231281

CSTR:32393.14.AOS231281

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Information related to nuclide's activity concentration in three kinds of radionuclide solutions and algae solutions to be determined

Table 1. Information related to nuclide's activity concentration in three kinds of radionuclide solutions and algae solutions to be determined

Table 2. Inhibition rate of Fv/Fm exposed to the lowest tested activity concentration of radionuclides for 180 min

Table 2. Inhibition rate of Fv/Fm exposed to the lowest tested activity concentration of radionuclides for 180 min

Table 3. Inhibition rates of PIABS exposed to the lowest tested activity concentration of radionuclides for 180 min

Table 3. Inhibition rates of PIABS exposed to the lowest tested activity concentration of radionuclides for 180 min

Table 2. Inhibition rate of F_v/F_m exposed to the lowest tested activity concentration of radionuclides for 180 min

Table 2. Inhibition rate of F_v/F_m exposed to the lowest tested activity concentration of radionuclides for 180 min

Table 3. Inhibition rates of PI_ABS exposed to the lowest tested activity concentration of radionuclides for 180 min

Table 3. Inhibition rates of PI_ABS exposed to the lowest tested activity concentration of radionuclides for 180 min