Quantitative determination of UF<sub>3</sub> in LiF-BeF<sub>2</sub> molten salt system based on XRD internal standard method

Table 1. Composition of LiF-BeF₂-UF₃-Al₂O₃ standard sample (wt%)
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Table 1. Composition of LiF-BeF₂-UF₃-Al₂O₃ standard sample (wt%)
标准样品Standard sample UF₃ Li₂BeF₄ Al₂O₃
B1 1.00 99.00 10.00
B2 3.00 97.00 10.00
B3 5.00 95.00 10.00
B4 7.00 93.00 10.00
B5 10.00 90.00 10.00

Table 2. Composition of LiF-BeF₂-UF₃-LiUF₅-Al₂O₃ samples (wt%)
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Table 2. Composition of LiF-BeF₂-UF₃-LiUF₅-Al₂O₃ samples (wt%)
样品Sample UF₃ LiUF₅ Li₂BeF₄ Al₂O₃
C1 1.00 0.00 99.00 10.00
C2 1.00 1.34 97.66 10.00
C3 1.00 6.74 92.26 10.00
C4 1.00 13.48 85.52 10.00

Table 3. Diffraction peak height and area of standard samples obtained using internal standard method

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Table 3. Diffraction peak height and area of standard samples obtained using internal standard method

样品 Sample	UF₃峰高度（R_i） UF₃ peak height (R_i)	UF₃峰面积（R_i） UF₃ peak area (R_i)	Al₂O₃峰高度（R_i） Al₂O₃ peak height (R_i)	Al₂O₃峰面积（R_i） Al₂O₃ peak area (R_i)
B1.1	929 (50)	5 557 (384)	1 350 (42)	10 064 (213)
B1.2	1 235 (68)	7 218 (412)	1 915 (57)	13 593 (356)
B1.3	977 (45)	6 192 (430)	1 508 (35)	10 778 (458)
B2.1	2 964 (70)	17 735 (511)	1 601 (58)	11 498 (470)
B2.2	3 541 (86 )	22 655 (716)	1 995 (53)	14 549 (515)
B2.3	2 484 (67)	15 660 (523)	1 431 (49)	10 103 (462)
B3.1	4 692 (144)	32 890 (1 115)	1 822 (92)	10 848 (737)
B3.2	2 858 (145)	19 609 (1 026)	1 049 (75)	6 764 (582)
B3.3	4 888 (90)	30 708 (659)	1 915 (41)	10 990 (365)
B4.1	4 439 (74)	27 246 (536)	1 050 (33)	7 352 (289)
B4.2	3 802 (78)	26 868 (647)	872 (32)	6 625 (257)
B4.3	6 689 (98)	44 881 (1 139)	1 648 (40)	11 752 (333)
B5.1	5 639 (162)	31 031 (1 094)	926 (51)	5 712 (344)
B5.2	6 758 (203)	41 876 (1 333)	1 251 (66)	7 496 (452)
B5.3	6 750 (190)	43 415 (1 387)	1 182 (137)	7 636 (727)

Table 4. Diffraction peak height and area of standard samples C2, C3, and C4

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Table 4. Diffraction peak height and area of standard samples C2, C3, and C4

样品 Sample	UF₃峰高度（R_i） UF₃ peak height (R_i)	UF₃峰面积（R_i） UF₃ peak area (R_i)	Al₂O₃峰高度（R_i） Al₂O₃ peak height (R_i)	Al₂O₃峰面积（R_i） Al₂O₃ peak area (R_i)
C2.1	930 (40)	5 553 (428)	1 346 (77)	9 789 (774)
C2.2	897 (37)	5 421 (444)	1 410 (56)	10 756 (882)
C2.3	1229 (54)	7 737 (668)	2 086 (48)	14 279 (1 077)
C3.1	804 (46)	4 496 (291)	1 268 (53)	7 768 (712)
C3.2	889 (65)	5 145 (450)	1 357 (44)	9 345 (669)
C3.3	1 102 (48)	6 271 (610)	1 886 (68)	12 036 (669)
C4.1	741 (33)	3 782 (347)	1 378 (66)	7 254 (774)
C4.2	718 (48)	3 885 (439)	1 213 (54)	6 686 (320)
C4.3	699 (73)	3 682 (462)	1 217 (58)	6 587 (653)

Table 5. Diffraction peak height ratio and UF₃ content of samples C2, C3, and C4

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Table 5. Diffraction peak height ratio and UF₃ content of samples C2, C3, and C4

样品 Sample	峰高度比 Peak height ratio	含量 UF₃ content / wt%	相对标准偏差 Relative standard deviation / %
C2.1	0.69	1.15	—
C2.2	0.64	1.06	—
C2.3	0.59	0.98	—
平均值 $\bar{C}$ 1 Average value $\bar{C}$ 1	0.64	1.06	8.0
C3.1	0.58	0.97	—
C3.2	0.63	1.04	—
C3.3	0.63	1.05	—
平均值 $\bar{C}$ 2 Average value $\bar{C}$ 2	0.61	1.02	4.4
C4.1	0.57	0.95	—
C4.2	0.59	0.98	—
C4.3	0.54	0.89	—
平均值 $\bar{C}$ 3 Average value $\bar{C}$ 3	0.57	0.93	4.9

Table 6. Diffraction peak area ratio and UF₃ content of samples C2, C3, and C4

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Table 6. Diffraction peak area ratio and UF₃ content of samples C2, C3, and C4

样品 Sample	峰面积比 Peak area ratio	含量 UF₃ content / wt%	相对标准偏差 Relative standard deviation / %
C2.1	0.57	0.97	—
C2.2	0.50	0.95	—
C2.3	0.52	1.06	—
平均值 $\bar{C}$ 4 Average value $\bar{C}$ 4	0.53	0.99	6.4
C3.1	0.52	0.98	—
C3.2	0.49	0.92	—
C3.3	0.58	1.08	—
平均值 $\bar{C}$ 5 Average value $\bar{C}$ 5	0.53	0.99	8.7
C4.1	0.56	1.05	—
C4.2	0.58	1.09	—
C4.3	0.52	0.98	—
平均值 $\bar{C}$ 6 Average value $\bar{C}$ 6	0.55	1.04	5.4

Table 7. Diffraction peak height and area of test samples S1 and S2

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Table 7. Diffraction peak height and area of test samples S1 and S2

样品 Sample	UF₃峰高度（R_i） UF₃ peak height (R_i)	UF₃峰面积（R_i） UF₃ peak area (R_i)	Al₂O₃峰高度（R_i） Al₂O₃ peak height (R_i)	Al₂O₃峰面积（R_i） Al₂O₃ peak area (R_i)
S1.1	2 158 (66)	16 189 (619)	1 110 (35)	10 263 (458)
S1.2	2 540 (74)	19 117 (715)	1 270 (61)	11 961 (519)
S1.3	2 547 (80)	18 533 (703)	1 410 (42)	11 852 (490)
S2.1	3 094 (91)	25 340 (752)	1 369 (55)	10 768 (612)
S2.2	3 214 (89)	23 945 (653)	1 534 (39)	10 594 (635)
S2.3	2 645 (75)	21 676 (686)	1 178 (47)	9 643 (421)

Table 8. Diffraction peak height ratio and UF₃ content of test samples S1 and S2

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Table 8. Diffraction peak height ratio and UF₃ content of test samples S1 and S2

样品 Sample	峰高度比 Peak height ratio	含量 UF₃ content / wt%	相对标准偏差 RSD / %
S1.1	1.94	3.34	—
S1.2	2.00	3.45	—
S1.3	1.80	3.10	—
平均值 $\bar{S}$ 1 Average value $\bar{S}$ 1	1.91	3.29	5.4
S2.1	2.26	3.90	—
S2.2	2.10	3.62	—
S2.3	2.25	3.88	—
平均值 $\bar{S}$ 2 Average value $\bar{S}$ 2	2.20	3.80	4.1

Table 9. Diffraction peak area ratio and UF₃ content of test samples S1 and S2

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Table 9. Diffraction peak area ratio and UF₃ content of test samples S1 and S2

样品 Sample	峰面积比 Peak area ratio	含量 UF₃ content / wt%	相对标准偏差 RSD / %
S1.1	1.58	2.86	—
S1.2	1.60	2.90	—
S1.3	1.56	2.83	—
平均值 $\bar{S}$ 3 Average value $\bar{S}$ 3	1.58	2.87	1.1
S2.1	2.35	4.24	—
S2.2	2.26	4.08	—
S2.3	2.25	4.06	—
平均值 $\bar{S}$ 4 Average value $\bar{S}$ 4	2.29	4.13	2.4

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Shizhuan XU, Jian CHEN, Jinzhao ZOU, Peng WANG, Changqing CAO, Jun LIN. Quantitative determination of UF₃ in LiF-BeF₂ molten salt system based on XRD internal standard method[J]. NUCLEAR TECHNIQUES, 2024, 47(1): 010605

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Paper Information

Category: Research Articles

Received: Apr. 10, 2023

Accepted: --

Published Online: Mar. 7, 2024

The Author Email: Peng WANG (王鹏), Jun LIN (林俊)

DOI:10.11889/j.0253-3219.2024.hjs.47.010605

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Composition of LiF-BeF2-UF3-Al2O3 standard sample (wt%)

Table 1. Composition of LiF-BeF2-UF3-Al2O3 standard sample (wt%)

Table 2. Composition of LiF-BeF2-UF3-LiUF5-Al2O3 samples (wt%)

Table 2. Composition of LiF-BeF2-UF3-LiUF5-Al2O3 samples (wt%)

Table 3. Diffraction peak height and area of standard samples obtained using internal standard method

Table 3. Diffraction peak height and area of standard samples obtained using internal standard method

Table 4. Diffraction peak height and area of standard samples C2, C3, and C4

Table 4. Diffraction peak height and area of standard samples C2, C3, and C4

Table 5. Diffraction peak height ratio and UF3 content of samples C2, C3, and C4

Table 5. Diffraction peak height ratio and UF3 content of samples C2, C3, and C4

Table 6. Diffraction peak area ratio and UF3 content of samples C2, C3, and C4

Table 6. Diffraction peak area ratio and UF3 content of samples C2, C3, and C4

Table 7. Diffraction peak height and area of test samples S1 and S2

Table 7. Diffraction peak height and area of test samples S1 and S2

Table 8. Diffraction peak height ratio and UF3 content of test samples S1 and S2

Table 8. Diffraction peak height ratio and UF3 content of test samples S1 and S2

Table 9. Diffraction peak area ratio and UF3 content of test samples S1 and S2

Table 9. Diffraction peak area ratio and UF3 content of test samples S1 and S2

Table 1. Composition of LiF-BeF₂-UF₃-Al₂O₃ standard sample (wt%)

Table 1. Composition of LiF-BeF₂-UF₃-Al₂O₃ standard sample (wt%)

Table 2. Composition of LiF-BeF₂-UF₃-LiUF₅-Al₂O₃ samples (wt%)

Table 2. Composition of LiF-BeF₂-UF₃-LiUF₅-Al₂O₃ samples (wt%)

Table 5. Diffraction peak height ratio and UF₃ content of samples C2, C3, and C4

Table 5. Diffraction peak height ratio and UF₃ content of samples C2, C3, and C4

Table 6. Diffraction peak area ratio and UF₃ content of samples C2, C3, and C4

Table 6. Diffraction peak area ratio and UF₃ content of samples C2, C3, and C4

Table 8. Diffraction peak height ratio and UF₃ content of test samples S1 and S2

Table 8. Diffraction peak height ratio and UF₃ content of test samples S1 and S2

Table 9. Diffraction peak area ratio and UF₃ content of test samples S1 and S2

Table 9. Diffraction peak area ratio and UF₃ content of test samples S1 and S2