A self-adaptive film for passive radiative cooling and solar heating regulation
Mei Xue, Tong Wang, Min Chen, Limin Wu
Abstract
We designed a self-adaptive film with a sandwich structure based on a thermochromic poly( N -isopropylacrylamide) hydrogel and polyvinylidene fluoride film, realizing highly efficient sub-ambient radiative cooling and above-ambient solar heating.
Topics & Concepts
Polyvinylidene fluorideThermochromismRadiative transferRadiative coolingMaterials sciencePassive coolingOptoelectronicsComposite materialEngineering physicsOpticsThermalMeteorologyPhysicsPolymerCondensed matter physicsThermal Radiation and Cooling TechnologiesUrban Heat Island MitigationOptical properties and cooling technologies in crystalline materials