Synthesis
Mixture | 10 SiO2 : 1 TiO2 : 14 NaOH : 2 SrCl2 : 675 H2O |
SDA | Na+, Sr2+ |
Temperature | 200.00 °C |
Duration | 3 d |
Conditions | static |
Reference |
Choi, Coronas, Sheffel, Jordan, Oh, Nair, Shantz & Tsapatsis (2008): Microporous and Mesoporous Materials, Volume 115, Issue 1–2, Pages 75–84. |
Crystal Structure
Structurally nearly identical materials | None |
Crystal chemically related materials | None |
Chemical composition per unit cell | Na8Sr8Si32O76 · 16 H2O |
Lattice parameters of the 2D cell of the layer |
|
Lattice parameters related to the stacking direction |
|
Space group | C2/c |
XRD reflections representing the 2D cell of the layer |
|
XRD reflections representing the layer-layer distance |
|
Reference |
Jeong, Nair, Vogt, Dickinson & Tsapatsis (2003): Nature Materials, Volume 2, Issue , Pages 53-57. |
Properties
Density (calculated) | 2.545 g/cm3 |
Condensation product |
h | k | l | M | 2θ | Icalc | d-hkl |
---|---|---|---|---|---|---|
2 | 0 | 0 | 2 | 7.763 | 64.7 | 11.380 |
0 | 0 | 2 | 2 | 13.040 | 100.0 | 6.784 |
1 | 1 | 0 | 4 | 13.328 | 54.4 | 6.638 |
-1 | 1 | 1 | 4 | 14.768 | 0.1 | 5.994 |
-2 | 0 | 2 | 2 | 14.886 | 33.0 | 5.946 |
1 | 1 | 1 | 4 | 14.923 | 1.4 | 5.932 |
2 | 0 | 2 | 2 | 15.495 | 6.7 | 5.714 |
4 | 0 | 0 | 2 | 15.561 | 9.1 | 5.690 |
3 | 1 | 0 | 4 | 17.304 | 18.1 | 5.120 |
-3 | 1 | 1 | 4 | 18.317 | 0.2 | 4.840 |
-1 | 1 | 2 | 4 | 18.563 | 27.9 | 4.776 |
3 | 1 | 1 | 4 | 18.693 | 6.9 | 4.743 |
1 | 1 | 2 | 4 | 18.812 | 19.5 | 4.713 |
-4 | 0 | 2 | 2 | 19.892 | 22.9 | 4.460 |
4 | 0 | 2 | 2 | 20.808 | 19.5 | 4.265 |
. | . | . | . | . | . | |
-3 | 1 | 2 | 4 | 21.403 | 2.0 | 4.148 |
3 | 1 | 2 | 4 | 22.049 | 1.0 | 4.028 |
5 | 1 | 0 | 4 | 23.353 | 0.0 | 3.806 |
6 | 0 | 0 | 2 | 23.433 | 38.6 | 3.793 |
-1 | 1 | 3 | 4 | 23.640 | 4.0 | 3.761 |
1 | 1 | 3 | 4 | 23.936 | 4.5 | 3.715 |
-5 | 1 | 1 | 4 | 24.024 | 3.1 | 3.701 |
5 | 1 | 1 | 4 | 24.509 | 2.5 | 3.629 |
0 | 2 | 0 | 2 | 25.654 | 9.7 | 3.470 |
-3 | 1 | 3 | 4 | 25.863 | 0.0 | 3.442 |
0 | 0 | 4 | 2 | 26.254 | 9.1 | 3.392 |
-6 | 0 | 2 | 2 | 26.374 | 12.7 | 3.377 |
-5 | 1 | 2 | 4 | 26.392 | 12.0 | 3.374 |
0 | 2 | 1 | 4 | 26.494 | 9.5 | 3.362 |
3 | 1 | 3 | 4 | 26.673 | 1.3 | 3.339 |
2 | 2 | 0 | 4 | 26.841 | 0.1 | 3.319 |
-2 | 0 | 4 | 2 | 27.069 | 8.9 | 3.291 |
5 | 1 | 2 | 4 | 27.275 | 2.6 | 3.267 |
6 | 0 | 2 | 2 | 27.431 | 36.1 | 3.249 |
-2 | 2 | 1 | 4 | 27.562 | 0.2 | 3.234 |
2 | 2 | 1 | 4 | 27.734 | 2.2 | 3.214 |
2 | 0 | 4 | 2 | 27.761 | 2.4 | 3.211 |
0 | 2 | 2 | 4 | 28.879 | 1.9 | 3.089 |
-1 | 1 | 4 | 4 | 29.390 | 51.2 | 3.037 |
1 | 1 | 4 | 4 | 29.713 | 0.4 | 3.004 |
-2 | 2 | 2 | 4 | 29.788 | 5.6 | 2.997 |
-4 | 0 | 4 | 2 | 30.031 | 1.6 | 2.973 |
-5 | 1 | 3 | 4 | 30.086 | 46.8 | 2.968 |
2 | 2 | 2 | 4 | 30.108 | 25.0 | 2.966 |
4 | 2 | 0 | 4 | 30.143 | 11.6 | 2.962 |
7 | 1 | 0 | 4 | 30.334 | 3.4 | 2.944 |
-4 | 2 | 1 | 4 | 30.715 | 0.1 | 2.909 |
-7 | 1 | 1 | 4 | 30.786 | 5.1 | 2.902 |
4 | 2 | 1 | 4 | 31.026 | 16.8 | 2.880 |
-3 | 1 | 4 | 4 | 31.157 | 3.3 | 2.868 |
5 | 1 | 3 | 4 | 31.258 | 2.9 | 2.859 |
4 | 0 | 4 | 2 | 31.282 | 0.2 | 2.857 |
7 | 1 | 1 | 4 | 31.327 | 4.9 | 2.853 |
8 | 0 | 0 | 2 | 31.419 | 2.1 | 2.845 |
3 | 1 | 4 | 4 | 32.069 | 11.6 | 2.789 |
0 | 2 | 3 | 4 | 32.499 | 35.1 | 2.753 |
-7 | 1 | 2 | 4 | 32.629 | 16.0 | 2.742 |
-4 | 2 | 2 | 4 | 32.673 | 0.1 | 2.739 |
-2 | 2 | 3 | 4 | 33.246 | 24.0 | 2.693 |
4 | 2 | 2 | 4 | 33.259 | 0.0 | 2.692 |
-8 | 0 | 2 | 2 | 33.576 | 6.3 | 2.667 |
7 | 1 | 2 | 4 | 33.650 | 6.9 | 2.661 |
2 | 2 | 3 | 4 | 33.680 | 0.0 | 2.659 |
-6 | 0 | 4 | 2 | 34.642 | 0.1 | 2.587 |
8 | 0 | 2 | 2 | 34.712 | 6.7 | 2.582 |
-5 | 1 | 4 | 4 | 34.726 | 6.1 | 2.581 |
6 | 2 | 0 | 4 | 35.020 | 1.2 | 2.560 |
-6 | 2 | 1 | 4 | 35.453 | 2.9 | 2.530 |
-1 | 1 | 5 | 4 | 35.549 | 1.2 | 2.523 |
-7 | 1 | 3 | 4 | 35.671 | 0.8 | 2.515 |
-4 | 2 | 3 | 4 | 35.814 | 3.2 | 2.505 |
6 | 2 | 1 | 4 | 35.863 | 1.4 | 2.502 |
1 | 1 | 5 | 4 | 35.890 | 11.2 | 2.500 |
5 | 1 | 4 | 4 | 36.102 | 4.0 | 2.486 |
6 | 0 | 4 | 2 | 36.291 | 4.3 | 2.473 |
4 | 2 | 3 | 4 | 36.623 | 0.5 | 2.452 |
-3 | 1 | 5 | 4 | 36.987 | 5.6 | 2.428 |
Atom | x | y | z | Biso | Occ. | |
---|---|---|---|---|---|---|
Sr1 | 0.7697 | -0.0549 | 0.7145 | 0.99 | 1.000 | |
Si1 | 0.8780 | 0.0014 | 1.0183 | 1.04 | 1.000 | |
Si2 | 0.9376 | -0.0325 | 0.7242 | 0.42 | 1.000 | |
Si3 | 0.8829 | 0.2739 | 0.8399 | 0.21 | 1.000 | |
Si4 | 0.8685 | -0.2914 | 0.8549 | 0.83 | 1.000 | |
O1 | 0.9029 | 0.5027 | 0.8493 | 0.47 | 1.000 | |
O2 | 0.8951 | 0.1981 | 0.9575 | 0.32 | 1.000 | |
O3 | 0.9311 | 0.1779 | 0.7792 | 0.55 | 1.000 | |
O4 | 0.8842 | -0.1634 | 0.7569 | 0.39 | 1.000 | |
O5 | 0.8222 | 0.2262 | 0.7980 | 0.24 | 1.000 | |
O6 | 0.8099 | 0.0035 | 1.0534 | 0.16 | 1.000 | |
O7 | 0.8927 | -0.1828 | 0.9568 | 0.71 | 1.000 | |
O8 | 1.0000 | -0.1159 | 0.7500 | 0.08 | 0.500 | |
O9 | 0.5705 | 0.4965 | 0.3910 | 0.39 | 1.000 | |
O10 | 0.7014 | 0.1927 | 0.6498 | 0.24 | 1.000 | |
Ow1 | 0.4430 | 0.0082 | 0.0977 | 0.55 | 1.000 | |
Ow2 | 0.2896 | 0.0598 | 0.6074 | 4.01 | 1.000 | |
Na1 | 0.2500 | 0.2500 | 0.0000 | 2.61 | 0.500 | |
Na2 | 0.5000 | 0.0314 | 0.2500 | 2.53 | 0.500 |
User Cell Range (natural numbers 1-5):