Synthesis
Mixture | 15 SDA : 20 SiO2 : 1000 H2O |
SDA | Piperazine |
Temperature | 150.00 °C |
Duration | 102 d |
Conditions | static |
Reference |
Blake, Franklin & Lowe (1988): Journal of the Chemical Society - Dalton Transactions, Volume None, Issue 10, Pages 2513-2517. |
Crystal Structure
Structurally nearly identical materials | |
Crystal chemically related materials | None |
Chemical composition per unit cell | (C4H12N2)4[Si24O52] |
Lattice parameters of the 2D cell of the layer |
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Lattice parameters related to the stacking direction |
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Space group | C2/c |
XRD reflections representing the 2D cell of the layer |
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XRD reflections representing the layer-layer distance |
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Reference |
Andrews, Papiz, McMeeking, Blake, Lowe, Franklin, Helliwell & Harding (1988): Acta Crystallographica Section B, Volume 44, Issue 1, Pages 73-77. |
Properties
Density (calculated) | 2.040 g/cm3 |
Condensation product | EU-20, EU-20b (88% CAS + 12% NSI) |
h | k | l | M | 2θ | Icalc | d-hkl |
---|---|---|---|---|---|---|
0 | 0 | 2 | 2 | 7.736 | 100.0 | 11.419 |
2 | 0 | 0 | 2 | 12.858 | 0.9 | 6.880 |
-2 | 0 | 2 | 2 | 14.825 | 1.8 | 5.971 |
2 | 0 | 2 | 2 | 15.217 | 8.6 | 5.818 |
0 | 0 | 4 | 2 | 15.507 | 0.6 | 5.710 |
1 | 1 | 0 | 4 | 18.886 | 0.8 | 4.695 |
-1 | 1 | 1 | 4 | 19.246 | 2.4 | 4.608 |
1 | 1 | 1 | 4 | 19.323 | 0.2 | 4.590 |
-2 | 0 | 4 | 2 | 19.899 | 10.9 | 4.458 |
-1 | 1 | 2 | 4 | 20.363 | 3.0 | 4.358 |
2 | 0 | 4 | 2 | 20.487 | 39.7 | 4.332 |
1 | 1 | 2 | 4 | 20.508 | 0.5 | 4.327 |
-1 | 1 | 3 | 4 | 22.127 | 79.4 | 4.014 |
1 | 1 | 3 | 4 | 22.328 | 4.9 | 3.978 |
0 | 0 | 6 | 2 | 23.351 | 8.4 | 3.806 |
. | . | . | . | . | . | |
-1 | 1 | 4 | 4 | 24.405 | 4.4 | 3.644 |
1 | 1 | 4 | 4 | 24.649 | 1.8 | 3.609 |
4 | 0 | 0 | 2 | 25.881 | 13.6 | 3.440 |
3 | 1 | 0 | 4 | 26.361 | 0.3 | 3.378 |
-2 | 0 | 6 | 2 | 26.405 | 0.8 | 3.373 |
-3 | 1 | 1 | 4 | 26.568 | 11.0 | 3.352 |
3 | 1 | 1 | 4 | 26.737 | 2.8 | 3.331 |
-4 | 0 | 2 | 2 | 26.827 | 2.4 | 3.321 |
-1 | 1 | 5 | 4 | 27.077 | 4.7 | 3.290 |
2 | 0 | 6 | 2 | 27.081 | 10.1 | 3.290 |
4 | 0 | 2 | 2 | 27.273 | 16.3 | 3.267 |
-3 | 1 | 2 | 4 | 27.347 | 14.8 | 3.259 |
1 | 1 | 5 | 4 | 27.355 | 3.3 | 3.258 |
3 | 1 | 2 | 4 | 27.676 | 0.0 | 3.221 |
-3 | 1 | 3 | 4 | 28.654 | 1.1 | 3.113 |
3 | 1 | 3 | 4 | 29.127 | 0.3 | 3.063 |
-4 | 0 | 4 | 2 | 29.906 | 4.4 | 2.985 |
-1 | 1 | 6 | 4 | 30.050 | 1.9 | 2.971 |
1 | 1 | 6 | 4 | 30.353 | 0.0 | 2.942 |
-3 | 1 | 4 | 4 | 30.428 | 0.4 | 2.935 |
4 | 0 | 4 | 2 | 30.711 | 0.6 | 2.909 |
3 | 1 | 4 | 4 | 31.023 | 1.6 | 2.880 |
0 | 0 | 8 | 2 | 31.308 | 2.4 | 2.855 |
-3 | 1 | 5 | 4 | 32.599 | 2.7 | 2.745 |
-1 | 1 | 7 | 4 | 33.256 | 0.1 | 2.692 |
3 | 1 | 5 | 4 | 33.299 | 1.4 | 2.688 |
1 | 1 | 7 | 4 | 33.578 | 1.5 | 2.667 |
-2 | 0 | 8 | 2 | 33.607 | 0.7 | 2.665 |
2 | 0 | 8 | 2 | 34.333 | 0.0 | 2.610 |
-4 | 0 | 6 | 2 | 34.603 | 1.7 | 2.590 |
-3 | 1 | 6 | 4 | 35.105 | 0.1 | 2.554 |
4 | 0 | 6 | 2 | 35.661 | 0.1 | 2.516 |
3 | 1 | 6 | 4 | 35.892 | 0.1 | 2.500 |
0 | 2 | 0 | 2 | 35.930 | 9.1 | 2.497 |
0 | 2 | 1 | 4 | 36.151 | 3.6 | 2.483 |
-1 | 1 | 8 | 4 | 36.647 | 4.6 | 2.450 |
0 | 2 | 2 | 4 | 36.809 | 2.1 | 2.440 |
1 | 1 | 8 | 4 | 36.986 | 0.1 | 2.429 |
Atom | x | y | z | Biso | Occ. | |
---|---|---|---|---|---|---|
Si1 | 0.4666 | 0.3274 | 0.6832 | 1.16 | 1.000 | |
Si2 | 0.5628 | -0.1700 | 0.6321 | 1.16 | 1.000 | |
Si3 | 0.2548 | 0.2468 | 0.7110 | 1.16 | 1.000 | |
O1 | 0.3524 | 0.2798 | 0.6747 | 2.33 | 1.000 | |
O2 | 0.5264 | 0.1359 | 0.6438 | 2.33 | 1.000 | |
O3 | 0.4911 | 0.6333 | 0.6646 | 2.33 | 1.000 | |
O4 | 0.5000 | 0.2861 | 0.7500 | 2.33 | 1.000 | |
O5 | 0.5720 | -0.2182 | 0.5632 | 2.33 | 1.000 | |
O6 | 0.1669 | 0.3157 | 0.6664 | 2.33 | 1.000 | |
O7 | 0.2540 | 0.4368 | 0.7672 | 2.33 | 1.000 | |
C1 | 0.6850 | 0.4181 | 0.4625 | 5.45 | 1.283 | |
C2 | 0.7486 | 0.3154 | 0.5624 | 5.45 | 1.283 | |
N1 | 0.6568 | 0.3585 | 0.5260 | 5.45 | 1.000 |
User Cell Range (natural numbers 1-5):