Convection Cooling Enhancement for Energy Conversion Systems Using Rhombic-Dodecahedral-Zeolitic-Imidazolate-Framework-8-Nanotextured Surfaces

Figure 1

(a) Schematic of the supersonic spray coating process for seeding ZnO particles. (b) ZIF8 growth via impregnation. (c) Buoyant air or mist flow inside the vertical channel attached to a solar collector (i.e., substrate) coated with a ZIF8 layer. (d) Visualization of natural convection cooling over a heated copper substrate coated with ZIF8.

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