Fig. 9From: Using flow technologies to direct the synthesis and assembly of materials in solution a Schematic of microdroplet generation, b schematic of coordination polymer self-assembly at solution interface, c–e. SEM images of hollow MOF spheres (scale bars 500, 25 and 5 µm, respectively) nanocrystalline agglomeration visible in e. Reprinted with permission from Ref. [19]. Copyright 2011 Macmillan Publishers LimitedBack to article page