Fig. 1: Overview of the passive cooling unit. | Nature Communications

Fig. 1: Overview of the passive cooling unit.

From: Self-recovering passive cooling utilizing endothermic reaction of NH4NO3/H2O driven by water sorption for photovoltaic cell

Fig. 1: Overview of the passive cooling unit.The alternative text for this image may have been generated using AI.

a Schematic representation of self-recovering passive cooling unit utilizing the chain reaction of water desorption (primary latent cooling) and dissolution of ammonium nitrate in water (secondary endothermic reaction cooling) integrated with photovoltaic (PV) cell. b Cooling power during electricity generation in response to solar radiation. c Cooling principle considering internal composition during the day. d Self-recovering process during the night.

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