RESEARCH / A0108
Liquid‐Phase Plasma Bubbles Exfoliation of Few‐LayerNanosheets for High‐Performance CO2‐to‐FormateConversion
Read the original paper · 10.1002/ppap.70179 ↗
Source figures may contain other techniques and soft X-ray spectra. C, N and O measurements are outside our current hard-XAFS testing range.
FIGURE 2 | Characterization of the surface chemical composition and valence states for the as‐exfoliated few‐layer Bi2Se3 nanosheets. XPS spectra of (a) Bi 4f and (b) Se 3d of few‐layer Bi2Se3 nanosheets. (c) XANES spectra and (d) FT‐EXAFS spectra of bulk Bi2Se3 materials and few‐layer Bi2Se3 nanosheets.