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Figure 5
Physical space map (x2-x3) at t = 0, x1 = 0.25, calculated from four-dimensional Fobs Fourier synthesis. Incommensurately modulated sequence of right- (R) and left-handed (L) tetrahedral chains can be seen. The positions of Si2 and O3 are indicated.

Journal logoSTRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS
ISSN: 2052-5206
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