Fig. 11. A synthetic approach to nanostructured CoSn2, with structural modification during alkaline HER and OER (left). TEM images of showing amorphous CoOx/CoSn2 after OER (top right) and crystalline CoSn2 after HER (bottom right) with SAED inset, scale bar = 10 nm. Adapted with permission from ref. 221 copyright 2018, Wiley-VCH.
