Fig. 4: Design and optimization of a water harvester.

a Schematics of a modular water harvester. b Photos of a modular water harvester. c Daily water production comparison between various setups and RH conditions. The experiments are shown in Supplementary Movies 1–3. The original experiment results and details can be found in (a, b) from Supplementary Figs. 37–45. d Specific energy consumption comparison between various setups and RH conditions. The original experiment results and details can be found in (c) from Supplementary Figs. 37–45.