Image: Nb3O7(OH) self-organization2

Description: SEM images of Nb3O7(OH) cube morphologies obtained for different times of hydrothermal treatment (scale bar 1 μm). The development of nanowires can be observed, as summarized in a model below.
Title: Nb3O7(OH) self-organization2
Credit: http://pubs.rsc.org/en/content/articlehtml/2014/ta/c4ta02202e
Author: Sophia B. Betzler et al.
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