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Mao et al. Chem Synth 2023;3:26  https://dx.doi.org/10.20517/cs.2022.41          Page 9 of 33




































                                                                   +•
                Figure 4. (A) Electron transfer process under inert atmosphere from MV  to Cu S; (B) Fermi level equilibration between Cu S
                                                                                                        2-x
                                                                        2-x
                                   +•
                              2+
                Nanocrystals and MV /MV  Redox Couple; (C) The absorption spectra, and (D) Electron transfer through LSPR response [73] . Copyright
                © American Chemical Society 2016.



























                Figure 5. TEM micrograph of CuTe NCs: (A) nano-cubes; (B) nanoplates and (C) nanorods, and (D) absorption spectra of CuTe nano-
                cubes, nanoplates, and  nanorods [80] ; (E) Schematic diagram of reaction mechanism with surface treatment, TEM images of CuS NPs
                synthesized with (F) and without (G) 1.0 mmol  SnCl , (H) UV-vis-NIR absorption spectra of CuS NPs; and (I) UV-vis-NIR absorption
                                                   4
                spectra of Cu S  tetradecahedrons [68] . (A)-(C): Copyright © American Chemical Society 2013; (D)-(F): Copyright © American Chemical
                         31 16
                Society 2016. TEM: transmission electron microscope.
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