view article
Figure 11
Contact of TMS groups in two adjacent layers of (a) BSEM (1), (b) TSEM (2) and (c) ESEM (3) projected on the layer plane (100). Groups of the lower layer are gray and blurred, other color codes as in Fig. 7[link]. H atoms have been omitted for clarity. The extent of the unit cell [of the basic structure in the case of ESEM (3)] is indicated by black lines.

IUCrJ
Volume 2| Part 5| September 2015| Pages 584-600
ISSN: 2052-2525
https://doi.org/10.1107/S2052252515011665