fig6
From: Single-atom catalysts for (photo)electrocatalytic biomass valorization to high-value-added chemicals
Figure 6. (A) Schematic illustration of electrochemical hydrogenation of HMF. Schematic illustration of the HMFRR process on (B) TiO2, (C) Pd NPs/TiO2, and (D) Pd SA/TiO2. Copyright 2023, Elsevier[69]. The electrochemical reduction processes of HMF on (E) Ru1Cu and (F) Cu.