Research / 2021 / Article / Fig 6

Review Article

Recent Progress on Metal-Enhanced Photocatalysis: A Review on the Mechanism

Figure 6

(a) Schematic of the energy transfer between Au25 nanoclusters and PySH [92]. (b, c) The optical absorption spectrum and two-photon emission spectrum after excitation at 1290 nm of Au25 clusters and the power-dependent fluorescence intensity at 1290 nm, respectively [83]. (d) The schematic of the two-photon absorption process.