Figure 1
From: The impact of surface chemistry on the performance of localized solar-driven evaporation system
(a) Floating double-layered film (top: light-to-heat conversion layer; bottom: supporting layer) with varying wettability; Optical images of hydrophilic leaf of Osmanthus fragrans (b) and hydrophobic leaf of cactus (c); (d) Schematic of preparation of AAO-based AuNP film (AANF); (e) Optical image of AANF; (f) Front view SEM image of AANF. ((a,d) were drawn by Chengyi Song. The images in (b,c) were taken by Chengyi Song).
