Pulse generation of erbium-doped fiber laser based on liquid-exfoliated FePS3 |
(a) The TEM image of a piece of FePS3 nanosheet by random search. (b) The HRTEM image for this FePS3 nanosheet. (c) The corresponding SAED pattern. (d) The corresponding HAADF image of the FePS3 nanosheet. (e)–(g) EDS element mappings for Fe, P, and S. |
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