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

Figure 2

High-magnification SEM (top), low-magnification SEM (middle), and 3D profiler images (bottom) of (a) bare, (b) ZIF8/1 h, and (c) ZIF8/3 h films.