Figure 6.

Monodisperse, liquid metal microdroplets formed by microfluidic flow focusing. (a) Liquid metal (dark) is pumped through an orifice along with a continuous phase fluid (clear) in a microchannel to produce droplets. Adapted with permission from ref (52). Copyright 2012 Wiley. (b) Photograph of the droplets. Adapted with permission from ref (51). Copyright 2012 The Royal Society of Chemistry. (c) Micrograph of oblong liquid metal particles formed using microfluidics and stabilized by an oxide. Adapted with permission from ref (52). Copyright 2012 Wiley.