Fig. 4
From: Colloidal inorganic nano- and microparticles for passive daytime radiative cooling
Copyright 2018, Wiley. d SEM image of hybrid membrane radiator composed of PVDF/TEOS fibers and SiO2 MPs. e Photograph of scalable flexible hybrid membrane radiator. Reproduced with permission from [59]. Copyright 2020, Wiley. f Fabrication process of SiO2-attached fabrics. g Spectral reflectivity and emissivity of SiO2-attached fabrics and raw materials. Reproduced with permission from [60]. Copyright 2021, American Chemical Society
a Schematic of ZnO NP-embedded nanoporous PE textile. b AM1.5 solar irradiation spectra and thermal radiation of human body simulated using Planck’s law at the skin temperature of 34 ℃. c Photograph of ZnO-PE fabric. Reproduced with permission from [50].