BULLETIN OF THE CHINESE CERAMIC SOCIETY ›› 2026, Vol. 45 ›› Issue (4): 1378-1385.DOI: 10.16552/j.cnki.issn1001-1625.2025.0918
• Glass • Previous Articles Next Articles
HAN Wei1(
), GUO Zijian1, CUI Zhu2, LI Xinyang1, CAI Hanmei1, JIAO Yunjie2, WANG Xiaoyun1, GUO Zhongbao1(
)
Received:2025-09-15
Revised:2025-10-19
Online:2026-04-20
Published:2026-05-14
Contact:
GUO Zhongbao
CLC Number:
HAN Wei, GUO Zijian, CUI Zhu, LI Xinyang, CAI Hanmei, JIAO Yunjie, WANG Xiaoyun, GUO Zhongbao. Determination of Crystallization Rate in Simulated High Level Radioactive Waste Glass[J]. BULLETIN OF THE CHINESE CERAMIC SOCIETY, 2026, 45(4): 1378-1385.
| Compostion | SiO2 | B2O3 | Na2O | Li2O | Al2O3 | CaO | MgO | BaO | Fe2O3 | MoO3 | RuO2 | Other |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mass fraction/% | 45.37 | 12.84 | 11.36 | 2.36 | 4.86 | 6.48 | 1.35 | 2.50 | 1.38 | 2.22 | 0.58 | 8.70 |
Table 1 Chemical composition of simulated high level radioactive waste glass
| Compostion | SiO2 | B2O3 | Na2O | Li2O | Al2O3 | CaO | MgO | BaO | Fe2O3 | MoO3 | RuO2 | Other |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mass fraction/% | 45.37 | 12.84 | 11.36 | 2.36 | 4.86 | 6.48 | 1.35 | 2.50 | 1.38 | 2.22 | 0.58 | 8.70 |
| 2θ/(°) | Miller indices (h, k, l) | ||||
|---|---|---|---|---|---|
| SiO2 | Al(OH)3 | CaCO3 | TiO2 | Al2O3 | |
| 28.00 | (1,1,2) | ||||
| 28.72 | (2,0,2) | ||||
| 35.19 | (1,0,4) | ||||
| 39.43 | (1,0,2) | (1,1,3) | |||
| 40.30 | (1,1,1) | ||||
| 53.95 | (1,2,4) | (1,0,5) | |||
| 54.40 | (3,1,4) | ||||
| 57.85 | (2,2,4) | ||||
| 59.72 | (2,1,1) | ||||
| 65.60 | (0,0,12) | ||||
| 69.79 | (5,2,2) | ||||
| 75.66 | (3,0,2) | ||||
| 82.17 | (3,0,3) | ||||
| 83.19 | (0,3,6) | ||||
Table 2 Comparison of diffraction peaks between sample and internal standard
| 2θ/(°) | Miller indices (h, k, l) | ||||
|---|---|---|---|---|---|
| SiO2 | Al(OH)3 | CaCO3 | TiO2 | Al2O3 | |
| 28.00 | (1,1,2) | ||||
| 28.72 | (2,0,2) | ||||
| 35.19 | (1,0,4) | ||||
| 39.43 | (1,0,2) | (1,1,3) | |||
| 40.30 | (1,1,1) | ||||
| 53.95 | (1,2,4) | (1,0,5) | |||
| 54.40 | (3,1,4) | ||||
| 57.85 | (2,2,4) | ||||
| 59.72 | (2,1,1) | ||||
| 65.60 | (0,0,12) | ||||
| 69.79 | (5,2,2) | ||||
| 75.66 | (3,0,2) | ||||
| 82.17 | (3,0,3) | ||||
| 83.19 | (0,3,6) | ||||
Scanning speed/ [(°)·min-1] | Strongest diffraction peak intensity/counts | |||
|---|---|---|---|---|
| CaMoO4 | RuO2 | SiO2 | ZnO | |
| 8 | 1 448 | 1 256 | 2 422 | 2 299 |
| 7 | 1 652 | 1 442 | 2 772 | 2 633 |
| 6 | 1 946 | 1 678 | 3 227 | 3 058 |
| 5 | 2 292 | 2 017 | 3 860 | 3 681 |
| 4 | 2 912 | 2 519 | 4 841 | 4 614 |
| 3 | 3 851 | 3 358 | 6 435 | 6 128 |
| 2 | 5 740 | 5 021 | 9 623 | 9 183 |
| 1 | 11 609 | 10 070 | 19 288 | 18 403 |
| 0.5 | 23 084 | 20 071 | 38 430 | 36 632 |
Table 3 Strongest diffraction peak intensity of four crystalline substances at different scanning speeds
Scanning speed/ [(°)·min-1] | Strongest diffraction peak intensity/counts | |||
|---|---|---|---|---|
| CaMoO4 | RuO2 | SiO2 | ZnO | |
| 8 | 1 448 | 1 256 | 2 422 | 2 299 |
| 7 | 1 652 | 1 442 | 2 772 | 2 633 |
| 6 | 1 946 | 1 678 | 3 227 | 3 058 |
| 5 | 2 292 | 2 017 | 3 860 | 3 681 |
| 4 | 2 912 | 2 519 | 4 841 | 4 614 |
| 3 | 3 851 | 3 358 | 6 435 | 6 128 |
| 2 | 5 740 | 5 021 | 9 623 | 9 183 |
| 1 | 11 609 | 10 070 | 19 288 | 18 403 |
| 0.5 | 23 084 | 20 071 | 38 430 | 36 632 |
| Number | Mass fraction/% | Crystallization rate/% | ||
|---|---|---|---|---|
| RuO2 | CaMoO4 | SiO2 | ||
| 1 | 0.46 | 1.45 | 0.09 | 2.00 |
| 2 | 0.47 | 1.64 | 0.09 | 2.20 |
| 3 | 0.51 | 1.53 | 0.11 | 2.15 |
| 4 | 0.53 | 1.59 | 0.13 | 2.25 |
| 5 | 0.46 | 1.68 | 0.09 | 2.23 |
| 6 | 0.48 | 1.57 | 0.12 | 2.17 |
| 7 | 0.45 | 1.48 | 0.12 | 2.05 |
| 8 | 0.52 | 1.51 | 0.10 | 2.13 |
| 9 | 0.55 | 1.57 | 0.13 | 2.25 |
| Average value | 0.49 | 1.56 | 0.11 | 2.16 |
| Relative standard deviation | 7.30 | 4.70 | 15.50 | 4.10 |
Table 4 Precision test results
| Number | Mass fraction/% | Crystallization rate/% | ||
|---|---|---|---|---|
| RuO2 | CaMoO4 | SiO2 | ||
| 1 | 0.46 | 1.45 | 0.09 | 2.00 |
| 2 | 0.47 | 1.64 | 0.09 | 2.20 |
| 3 | 0.51 | 1.53 | 0.11 | 2.15 |
| 4 | 0.53 | 1.59 | 0.13 | 2.25 |
| 5 | 0.46 | 1.68 | 0.09 | 2.23 |
| 6 | 0.48 | 1.57 | 0.12 | 2.17 |
| 7 | 0.45 | 1.48 | 0.12 | 2.05 |
| 8 | 0.52 | 1.51 | 0.10 | 2.13 |
| 9 | 0.55 | 1.57 | 0.13 | 2.25 |
| Average value | 0.49 | 1.56 | 0.11 | 2.16 |
| Relative standard deviation | 7.30 | 4.70 | 15.50 | 4.10 |
| Sample | Crystalline substance | Mass fraction/% | Recovery rate/% | |||||
|---|---|---|---|---|---|---|---|---|
| Bottom | Added | Measured value (added) | Average | |||||
| 700 ℃-1 | RuO2 | 0.49 | 0.51 | 0.98 | 1.09 | 1.05 | 1.04 | 108 |
| CaMoO4 | 1.56 | 1.02 | 2.68 | 2.49 | 2.58 | 2.58 | 100 | |
| SiO2 | 0.11 | 0.10 | 0.21 | 0.23 | 0.19 | 0.21 | 100 | |
| Crystallization rate | 2.16 | 1.63 | 3.87 | 3.81 | 3.82 | 3.83 | 103 | |
| 700 ℃-2 | RuO2 | 0.49 | 1.08 | 1.49 | 1.66 | 1.58 | 1.58 | 101 |
| CaMoO4 | 1.56 | 2.03 | 3.58 | 3.41 | 3.66 | 3.55 | 98 | |
| SiO2 | 0.11 | 0.20 | 0.28 | 0.33 | 0.35 | 0.32 | 105 | |
| Crystallization rate | 2.16 | 3.31 | 5.35 | 5.40 | 5.52 | 5.42 | 99 | |
Table 5 Recovery rate test results
| Sample | Crystalline substance | Mass fraction/% | Recovery rate/% | |||||
|---|---|---|---|---|---|---|---|---|
| Bottom | Added | Measured value (added) | Average | |||||
| 700 ℃-1 | RuO2 | 0.49 | 0.51 | 0.98 | 1.09 | 1.05 | 1.04 | 108 |
| CaMoO4 | 1.56 | 1.02 | 2.68 | 2.49 | 2.58 | 2.58 | 100 | |
| SiO2 | 0.11 | 0.10 | 0.21 | 0.23 | 0.19 | 0.21 | 100 | |
| Crystallization rate | 2.16 | 1.63 | 3.87 | 3.81 | 3.82 | 3.83 | 103 | |
| 700 ℃-2 | RuO2 | 0.49 | 1.08 | 1.49 | 1.66 | 1.58 | 1.58 | 101 |
| CaMoO4 | 1.56 | 2.03 | 3.58 | 3.41 | 3.66 | 3.55 | 98 | |
| SiO2 | 0.11 | 0.20 | 0.28 | 0.33 | 0.35 | 0.32 | 105 | |
| Crystallization rate | 2.16 | 3.31 | 5.35 | 5.40 | 5.52 | 5.42 | 99 | |
| Temperature/℃ | Mass fraction/% | Crystallization rate/% | ||
|---|---|---|---|---|
| CaMoO4 | RuO2 | SiO2 | ||
| 700 | 1.56 | 0.49 | 0.11 | 2.16 |
| 725 | 0.91 | 0.49 | 0.09 | 1.49 |
| 750 | 0.50 | 0.60 | 0.08 | 1.18 |
| 800 | 0.02 | 0.54 | 0.09 | 0.65 |
| 850 | 0 | 0.57 | 0.20 | 0.77 |
| 900 | 0 | 0.34 | 0.09 | 0.43 |
| 950 | 0 | 0.19 | 0.22 | 0.41 |
Table 6 Crystallization rate of simulated high level radioactive waste glass after heat treatment
| Temperature/℃ | Mass fraction/% | Crystallization rate/% | ||
|---|---|---|---|---|
| CaMoO4 | RuO2 | SiO2 | ||
| 700 | 1.56 | 0.49 | 0.11 | 2.16 |
| 725 | 0.91 | 0.49 | 0.09 | 1.49 |
| 750 | 0.50 | 0.60 | 0.08 | 1.18 |
| 800 | 0.02 | 0.54 | 0.09 | 0.65 |
| 850 | 0 | 0.57 | 0.20 | 0.77 |
| 900 | 0 | 0.34 | 0.09 | 0.43 |
| 950 | 0 | 0.19 | 0.22 | 0.41 |
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