Research Article
Interlamellar Space Configuration under Variable Environmental Conditions in the Case of Ni-Exchanged Montmorillonite: Quantitative XRD Analysis
Table 3
Structural parameters used to reproduce experimental patterns of SWy-2-Ni as a function of RH along the second cycle.
| | % RH | Layer type |
L. Thck | | | | | Total | | 0W/1W/2W/3W |
| Dehydration | 40 (start) | 0W | — | — | — | — | — | 0/44/56/0 | 7 | 1W | 12.00 | 1.5 | 10.80 | 0.15 | 10.80 | 2W | 15.45 | 3.6 | 11.30/14.50 | 0.15 | 12.80 | 3W | — | — | — | — | — | 30 | 0W | — | — | — | — | — | 0/57.5/42.5/0 | 9 | 1W | 12.10 | 1.5 | 10.60 | 0.15 | 10.60 | 2W | 15.00 | 3 | 11.20/14.20 | 0.15 | 12.70 | 3W | — | — | — | — | — | 20 | 0W | 10.30 | — | — | 0.15 | 8.90 | 17.20/63.05/19.75/0 | 8 | 1W | 12.60 | 1.4 | 10.40 | 0.15 | 10.40 | 2W | 14.90 | 3 | 11.00/13.80 | 0.15 | 12.65 | 3W | — | — | — | — | — | 10 | 0W | 10.50 | — | — | 0.15 | 8.90 | 36/61/3/0 | 8 | 1W | 12.60 | 1.2 | 10.20 | 0.15 | 10.20 | 2W | 15.00 | 2.8 | 11.00/14.00 | 0.15 | 12.80 | 3W | — | — | — | — | — |
| Hydration procedure | | 0W | 10.25 | — | — | 0.15 | 8.90 | 20.80/66.60/12.60/0 | 8 | 20 | 1W | 12.55 | 1.3 | 10.50 | 0.15 | 10.50 | 2W | 14.90 | 3 | 10.80/14.00 | 0.15 | 12.65 | 3W | — | — | — | — | — | 30 | 0W | 10.35 | — | — | 0.15 | 9.00 | 13.80/73.35/12.85/0 | 7 | 1W | 12.40 | 1.4 | 10.30 | 0.15 | 10.30 | 2W | 14.95 | 3 | 10.80/13.80 | 0.15 | 12.80 | 3W | — | — | — | — | — | 40 | 0W | — | — | — | — | — | 0/59.40/40.60/0 | 8 | 1W | 12.20 | 1.5 | 10.50 | 0.15 | 10.50 | 2W | 15.40 | 3.4 | 11.00/13.70 | 0.15 | 12.80 | 3W | — | — | — | — | — | 50 | 0W | — | — | — | — | — | 0/48/52/0 | 7 | 1W | 12.60 | 1.6 | 10.60 | 0.15 | 10.60 | 2W | 15.40 | 3.6 | 11.00/13.80 | 0.15 | 12.80 | 3W | — | — | — | — | — | 60 | 0W | — | — | — | — | — | 0/42.75/55.75/1.5 | 7 | 1W | 12.70 | 1.8 | 10.6 | 0.15 | 10.60 | 2W | 15.60 | 3.6 | 11.00/14.00 | 0.15 | 12.40 | 3W | 18.00 | 5.4 | 10.00/14.40/16.30 | 0.15 | 14.40 | 70 | 0W | — | — | — | — | — | 0/29.25/65.75/4.5 | 7 | 1W | 12.30 | 1.8 | 10.50 | 0.15 | 10.50 | 2W | 15.80 | 3.8 | 11.00/13.80 | 0.15 | 12.40 | 3W | 18.00 | 5.4 | 10.00/14.40/16.30 | 0.15 | 14.40 |
80 | 0W | — | — | — | — | — |
0/17/46.2/36.8 |
8 | 1W | 12.60 | 2.5 | 10.00 | 0.15 | 10.00 | 2W | 15.80 | 5 | 10.90/14.60 | 0.15 | 12.70 | | | 3W | 18.90 | 8.4 | 10.50/14.90/16.20 | 0.15 | 14.90 | | |
| Dehydration | 70 | 0W | — | — | — | — | — | 0/27.25/60.95/11.80 | 8 | 1W | 12.20 | 1.8 | 9.90 | 0.15 | 9.90 | 2W | 15.85 | 4 | 10.90/13.70 | 0.15 | 12.40 | 3W | 18.60 | 6.3 | 10.00/14.50/16.70 | 0.15 | 14.50 | 60 | 0W | — | — | — | — | — | 0/34.25/61.25/4.5 | 8 | 1W | 12.30 | 1.8 | 9.80 | 0.15 | 9.80 | 2W | 15.80 | 3.8 | 11.00/13.70 | 0.15 | 12.40 | 3W | 18.50 | 6 | 10.20/14.70/16.70 | 0.15 | 14.70 | 50 | 0W | — | — | — | — | — | 0/42/58/0 | 8 | 1W | 12.80 | 1.6 | 10.40 | 0.15 | 10.40 | 2W | 15.60 | 3.6 | 11.10/13.80 | 0.15 | 12.40 | 3W | — | — | — | — | — | 40 (return) | 0W | — | — | — | — | — | 0/55/45/0 | 9 | 1W | 12.60 | 1.6 | 10.50 | 0.15 | 10.50 | 2W | 15.80 | 3.6 | 11.30–14.20 | 0.15 | 12.50 | 3W | — | — |
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