Gamma radiation decomposition and the extraction performance of TODGA in kerosene medium

Shuying NONG; Jiawei ZHENG; Shuyi YANG; Anbo YANG; Yan WU

doi:10.11889/j.0253-3219.2024.hjs.47.060303

NUCLEAR TECHNIQUES, Volume. 47, Issue 6, 060303(2024)

Gamma radiation decomposition and the extraction performance of TODGA in kerosene medium

Shuying NONG¹, Jiawei ZHENG², Shuyi YANG², Anbo YANG¹, and Yan WU^2、*

Author Affiliations

¹The 404 Company Limited, China National Nuclear Corporation, Jiayuguan 735112, China

²School of Nuclear Science and Engineering, Shanghai Jiao Tong University, Shanghai 200240, China

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Fig. 1. Ultra-performance liquid chromatography and mass spectrum of unirradiated TODGA-kerosene solution

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Fig. 2. Ultra-performance liquid chromatography and mass spectrum of the organic phase in TODGA-kerosene-nitric acid mixed system when the absorbed dose is 1 000 kGy (a) Without nitric acid, (b) 0.5 mol∙L^-1 nitric acid in aqueous phase, (c) 3 mol∙L^-1 nitric acid in aqueous phase, (d) 4 mol∙L^-1 nitric acid in aqueous phase

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Fig. 3. Change of TODGA radiolysis rate with the concentration of nitric acid when the absorbed dose is 1 000 kGy

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Fig. 4. Ultra-performance liquid chromatography and mass spectrum of organic phase in TODGA-kerosene-3 mol∙L^-1 nitric acid mixed system under different absorbed doses(a) Absorbed dose is 10 kGy, (b) Absorbed dose is 50 kGy, (c) Absorbed dose is 100 kGy

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Fig. 5. Change of radiolysis rate of TODGA in TODGA-kerosene-3 mol∙L^-1 nitric acid mixed system under different absorbed doses

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Fig. 6. Schematic of the radiolysis path of TODGA

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Fig. 7. Extraction results of metal ions by TODGA in the system with 3 mol∙L^-1 nitric acid under different absorbed doses

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Table 1. Peak area value of main radiolysis products of 3 mol∙L^-1 nitric acid system under different absorbed doses

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Table 1. Peak area value of main radiolysis products of 3 mol∙L^-1 nitric acid system under different absorbed doses

出峰时间 Peak time / min	产物类型 Product type	10 kGy峰面积值 10 kGy peak area value / Counts·min	50 kGy峰面积值50 kGy peak area value / Counts·min	100 kGy峰面积值100 kGy peak area value / Counts·min	1 000 kGy峰面积值1 000 kGy peak area value / Counts·min
0.73	C₁₆H₃₃NO	1.50×10⁵	2.58×10⁵	6.26×10⁴	6.78×10³
0.78	C₁₈H₃₇NO₂	1.70×10⁵	4.73×10⁵	5.64×10⁵	1.25×10⁵
0.87	C₁₈H₃₇NO	6.38×10⁴	6.76×10⁵	7.85×10⁵	7.29×10⁴
1.02	C₂₈H₅₆N₂O₃	2.12×10⁵	3.39×10⁵	4.19×10⁵	1.05×10⁵

Table 2. Peak area value of TODGA in TODGA-kerosene-3 mol∙L^-1 nitric acid mixed system under different absorbed doses
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Table 2. Peak area value of TODGA in TODGA-kerosene-3 mol∙L^-1 nitric acid mixed system under different absorbed doses
吸收剂量
Absorbed dose / kGy
TODGA峰面积值
TODGA peak area value / Counts·min
0 1.87×10⁶
10 1.63×10⁶
50 1.14×10⁶
100 1.22×10⁶

Table 3. Forms of radiolysis products of TODGA in different solvents

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Table 3. Forms of radiolysis products of TODGA in different solvents

辐解产物分子式 Radiolysis products molecular formula	煤油 Kerosene	正十二烷 N-dodecane	离子液体([N₁₈₈₈][NO₃]) Ionic liquid ([N₁₈₈₈][NO₃])
C₁₆H₃₅N	⚪	⚪
C₁₈H₃₇NO₂	⚪	⚪	⚪
C₁₈H₃₇NO	⚪	⚪	⚪
C₂₈H₅₆N₂O₃	⚪	⚪	⚪
C₂₈H₅₅NO₄	⚪	⚪
C₃₆H₇₀N₂O₄	⚪	⚪
C₁₆H₃₃NO	⚪	⚪
C₈H₁₉N	▲	⚪
C₉H₁₉NO	▲	⚪
C₁₇H₃₅NO	▲	⚪	⚪
C₁₉H₃₉NO₂	▲	⚪	⚪
C₂₀H₃₉NO₄	▲	⚪	⚪
C₄₈H₉₆N₂O₃	▲	⚪

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Shuying NONG, Jiawei ZHENG, Shuyi YANG, Anbo YANG, Yan WU. Gamma radiation decomposition and the extraction performance of TODGA in kerosene medium[J]. NUCLEAR TECHNIQUES, 2024, 47(6): 060303

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Paper Information

Category: Research Articles

Received: Nov. 10, 2023

Accepted: --

Published Online: Jul. 8, 2024

The Author Email: WU Yan (吴艳)

DOI:10.11889/j.0253-3219.2024.hjs.47.060303

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Peak area value of main radiolysis products of 3 mol∙L-1 nitric acid system under different absorbed doses

Table 1. Peak area value of main radiolysis products of 3 mol∙L-1 nitric acid system under different absorbed doses

Table 2. Peak area value of TODGA in TODGA-kerosene-3 mol∙L-1 nitric acid mixed system under different absorbed doses

Table 2. Peak area value of TODGA in TODGA-kerosene-3 mol∙L-1 nitric acid mixed system under different absorbed doses

Table 3. Forms of radiolysis products of TODGA in different solvents

Table 3. Forms of radiolysis products of TODGA in different solvents

Table 1. Peak area value of main radiolysis products of 3 mol∙L^-1 nitric acid system under different absorbed doses

Table 1. Peak area value of main radiolysis products of 3 mol∙L^-1 nitric acid system under different absorbed doses

Table 2. Peak area value of TODGA in TODGA-kerosene-3 mol∙L^-1 nitric acid mixed system under different absorbed doses

Table 2. Peak area value of TODGA in TODGA-kerosene-3 mol∙L^-1 nitric acid mixed system under different absorbed doses