Figure 1.

Structural comparisons of conventional solar evaporation‐based desalination configurations and solar interfacial evaporation. a) Conventional solar distiller based on bottom heating pattern with low conversion efficiency. b) Solar volumetric evaporation using nanoparticles with mediate conversion efficiency. c) Solar interfacial evaporation by heat localization with high conversion efficiency. d) Schematic introducing the key components of a solar interfacial evaporation system, and their corresponding contributions to achieving high conversion efficiency.