fig1
![Active Pd nanoclusters supported on nitrogen/amino co-functionalized carbon for highly efficient dehydrogenation of formic acid](https://image.oaes.cc/a125bfc9-8346-4ad5-a352-c2aa556f5148/5710.fig.1.jpg)
Figure 1. (a) TEM; (b) HR-TEM; (c) HAADF-STEM images; (d) particle size distributions histogram of Pd clusters; (e) HAADF-STEM image and (f-h) corresponding EDS mapping images of Pd@NH2-NC. EDS: energy dispersive X-ray spectroscopy; HAADF-STEM: high angle annular dark field scanning transmission electron microscopy; HR-TEM: high-resolution transmission electron microscopy; TEM: Transmission electron microscopy.