Table 2 X-ray spectral parameters and the phase composition of SCWA-TsL
Phase | Freshly prepared sample | Modified sample | ||||||
---|---|---|---|---|---|---|---|---|
2θ, ° | I N | d (Ǻ) | 2θ, ° | I N | d (Ǻ) | |||
Exp. | Ref. | Exp. | Ref. | |||||
(Mn,Fe)(Cr,V)2O4 | 18.072 | 122 | 4.905 | 4.89 | 18.179 | 102 | 4.876 | 4.89 |
36.685 | 50 | 2.448 | 2.44 | 36.766 | 52 | 2.442 | 2.44 | |
Fe3O4 | 35.095 | 658 | 2.555 | 2.55 | 35.201 | 567 | 2.548 | 2.55 |
43.104 | 48 | 2.097 | 2.10 | 43.113 | 59 | 2.097 | 2.10 | |
73.622 | 24 | 1.286 | 1.279 | 73.675 | 30 | 1.285 | 1.279 | |
β-Fe2O3⋅Н2О | 46.383 | 37 | 1.956 | 1.96 | 46.077 | 16 | 1.968 | 1.96 |
68.297 | 16 | 1.372 | 1.38 | 68.798 | 71 | 1.363 | 1.38 | |
Mn3O4 | 73.876 | 21 | 1.282 | 1.28 | 73.315 | 33 | 1.290 | 1.28 |
78.794 | 11 | 1.214 | 1.21 | 78.534 | 13 | 1.217 | 1.21 | |
89.748 | 11 | 1.092 | 1.09 | 89.418 | 17 | 1.095 | 1.09 | |
CaF2 | 46.999 | 871 | 1.932 | 1.93 | 47.130 | 881 | 1.927 | 1.93 |
68.647 | 76 | 1.365 | 1.365 | 68.798 | 271 | 1.363 | 1.365 | |
87.378 | 113 | 1.115 | 1.115 | 87.531 | 118 | 1.114 | 1.115 | |
MgSiO3 | 30.804 | 50 | 2.900 | 2.908 | 30.628 | 22 | 2.917 | 2.900 |
61.330 | 49 | 1.510 | 1.499 | 61.513 | 60 | 1.506 | 1.499 | |
K2CO3 | 31.670 | 11 | 2.822 | 2.80 | Not detected | |||
K2CrO4 | 29.249 | 47 | 3.051 | 3.07 | Not detected | |||
30.310 | 83 | 2.946 | 2.96 | Not detected | ||||
CaF2; MgSiO3 | 28.251 | 1000 | 3.156 | 3.154 | 28.386 | 999 | 3.142 | 3.154 |
3.170 | 3.170 | |||||||
K2CO3 | 34.486 | 117 | 2.599 | 2.61 | Not detected | |||
Na2CO3 | 2.60 | |||||||
K2CrO4; NaF; β-Fe2O3⋅Н2О | 38.802 | 455 | 2.319 | 2.321 | 38.910 | 49 | 2.313 | 2.29 |
2.32 | 2.32 | |||||||
2.29 | 2.29 | |||||||
(Mn,Fe)(Cr,V)2O4; β-Fe2O3⋅Н2О; Fe3O4; KF⋅2H2O | 42.631 | 147 | 2.119 | 2.12 | 42.747 | 123 | 2.114 | 2.12 |
2.10 | 2.10 | |||||||
2.10 | 2.10 | |||||||
2.12 | 2.12 | |||||||
(Mn,Fe)(Cr,V)2O4; β-Fe2O3⋅Н2О; KF⋅2H2O | 61.969 | 200 | 1.496 | 1.50 | 62.051 | 173 | 1.495 | 1.50 |
1.494 | 1.494 | |||||||
1.495 | 1.495 | |||||||
Fe3O4 ; β-Fe2O3⋅Н2О; Fe3O4; Na2CO3 | 62.361 | 97 | 1.487 | 1.483 | 62.471 | 88 | 1.485 | 1.483 |
1.485 | 1.485 | |||||||
1.486 | 1.486 | |||||||
1.482 | 1.482 |