Radiolysis of aqueous solution containing copper ions

Yunliang LIN; Zifang GUO; Zijian LIN; Zhihao WU; Yuzhu ZHOU; Peng ZHANG; Mingzhang LIN

doi:10.11889/j.1000-3436.2023-0006

Journal of Radiation Research and Radiation Processing, Volume. 41, Issue 4, 040201(2023)

Radiolysis of aqueous solution containing copper ions

Yunliang LIN¹, Zifang GUO¹, Zijian LIN¹, Zhihao WU¹, Yuzhu ZHOU², Peng ZHANG¹, and Mingzhang LIN^1、*

Author Affiliations

¹School of Nuclear Science and Technology, University of Science and Technology of China, Hefei 230026, China

²National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei 230029, China

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Figures & Tables(8)

Fig. 1. Schematic diagram of mass transfer model of two-film theory

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Fig. 2. Concentration of H₂O₂ (a), H₂(g) (b), and O₂(g) (c) produced by the radiolysis of aqueous solution containing copper ions under different absorption doses

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Fig. 3. Concentration of H₂O₂ (a), H₂(g) (b), and O₂(g) (c) produced by the radiolysis of aqueous solution containing copper ions under different absorption dose rates

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Fig. 4. Concentration of H₂O₂ (a), H₂(g) (b), and O₂(g) (c) produced by the radiolysis of aqueous solution containing copper ions under different Cu²⁺ concentrations

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Fig. 5. Comparison of literature values and simulation results of H₂O₂ generated by aqueous solution containing copper ions radiolysis and water radiolysis under C⁶⁺ ion irradiation (red line, blue line and green line are corresponding to the simulation results of pure water, 1 μmol/L Cu²⁺ solution and 6 μmol/L Cu²⁺ solution, respectively; circle, square and triangle are corresponding to the reference values of pure water, 1 μmol/L Cu²⁺ solution and 6 μmol/L Cu²⁺ solution, respectively)(color online)

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Table 1. G-values of water radiolysis products irradiated by γ-rays and C⁶⁺ at 25 ℃^[11-13]
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Table 1. G-values of water radiolysis products irradiated by γ-rays and C⁶⁺ at 25 ℃^[11-13]
射线种类 Ray categories G(e_aq^-) G(H₂O₂) G(H₂) G(·OH) G(·H) G(HO₂·)
γ射线 γ-ray 2.63 0.68 0.45 2.72 0.55 0.00
C⁶⁺离子 C⁶⁺ ion 0.74 0.91 0.83 0.97 0.48 0.03

Table 2. Reaction sets for the radiolysis model of aqueous solution containing copper ions^[15-22]

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Table 2. Reaction sets for the radiolysis model of aqueous solution containing copper ions^[15-22]

序号 No.	反应方程式 Reaction equation	反应速率常数 Reaction rate constant
1	e_aq^- + Cu²⁺ → Cu⁺	3.30×10¹⁰
2	·H + Cu²⁺ → H⁺ + Cu⁺	9.10×10⁷
3	Cu⁺ + O₂ → Cu²⁺ + O₂^-	0.42
4	Cu²⁺ + O₂^- → Cu⁺ +O₂	8.00×10⁹
5	Cu⁺ + ·OH → Cu²⁺ + OH^-	3.00×10⁹
6	Cu²⁺ + HO₂· → Cu⁺ + O₂ + H⁺	1.00×10⁸
7	O₂^- + Cu⁺ + 2H⁺ → Cu²⁺ +H₂O₂	1.98×10⁹
8	Cu⁺ + HO₂· + H⁺ → Cu²⁺ + H₂O₂	2.30×10⁹
9	Cu⁺ + H₂O₂ → Cu²⁺ + ·OH + OH^-	180

Table 3. Summary table of parameters of gas-liquid mass transfer model^[25-29]

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Table 3. Summary table of parameters of gas-liquid mass transfer model^[25-29]

参数

Parameter

V_{g}

V_{a q}

A_{i n t}

K_{H}^{H_{2}}

K_{H}^{O_{2}}

δ_{a q}

数值

Value

0.013 L

0.015 L

6.11×10^-4 m²

1.25×10^-8 mol/(L³·Pa)

7.75×10^-9 mol/(L³·Pa)

0.047 cm

参数

Parameter

D_{g}^{H_{2}}

D_{a q}^{H_{2}}

D_{g}^{O_{2}}

D_{a q}^{O_{2}}

δ_{g}

数值

Value

298.15 K

0.785 cm²/s

5.11×10^-5 cm²/s

0.602 cm²/s

2.42×10^-5 cm²/s

0.912 cm

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Yunliang LIN, Zifang GUO, Zijian LIN, Zhihao WU, Yuzhu ZHOU, Peng ZHANG, Mingzhang LIN. Radiolysis of aqueous solution containing copper ions[J]. Journal of Radiation Research and Radiation Processing, 2023, 41(4): 040201

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Paper Information

Category: Research Articles

Received: Feb. 10, 2023

Accepted: Apr. 4, 2023

Published Online: Sep. 21, 2023

The Author Email:

DOI:10.11889/j.1000-3436.2023-0006

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. G-values of water radiolysis products irradiated by γ-rays and C6+ at 25 ℃[11-13]

Table 1. G-values of water radiolysis products irradiated by γ-rays and C6+ at 25 ℃[11-13]

Table 2. Reaction sets for the radiolysis model of aqueous solution containing copper ions[15-22]

Table 2. Reaction sets for the radiolysis model of aqueous solution containing copper ions[15-22]

Table 3. Summary table of parameters of gas-liquid mass transfer model[25-29]

Table 3. Summary table of parameters of gas-liquid mass transfer model[25-29]

Table 1. G-values of water radiolysis products irradiated by γ-rays and C⁶⁺ at 25 ℃^[11-13]

Table 1. G-values of water radiolysis products irradiated by γ-rays and C⁶⁺ at 25 ℃^[11-13]

Table 2. Reaction sets for the radiolysis model of aqueous solution containing copper ions^[15-22]

Table 2. Reaction sets for the radiolysis model of aqueous solution containing copper ions^[15-22]

Table 3. Summary table of parameters of gas-liquid mass transfer model^[25-29]

Table 3. Summary table of parameters of gas-liquid mass transfer model^[25-29]