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Figure 5
(a) Contrast bands in a bright-field TEM image of Ca3Mn2O7 close to the [110] axis. Scale bar 20 nm. (b) Selected D-LACBED patterns taken from different bands showing that the structures are related by a twinning operation such as a (1[\bar{1}]0) mirror or an inversion, although it is not possible to distinguish between them.

ISSN: 2053-2733
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