2 Atomically Precise Nanoclusters as Electrocatalysts
47
Fig. 2.5 a TEM image of the MoS 2 nanosheets, b HAADF-STEM image of the Au 25 /MoS 2
composite, c high-resolution Mo 3d XPS spectra of MoS 2 nanosheet and Au 25 /MoS 2 composite,
d high-resolution Au 4f XPS spectra of Au 25 NCs and Au 25 /MoS 2 composite, e HER LSV
curves, f high-resolution Au 4f XPS spectra of MoS 2 , Au 25 (SePh) 18 /MoS 2 and Au 25 (SR) 18 /MoS 2
composite. Adapted from Ref. [30]. Copyright 2017 Wiley-VCH