WO3 Film: An Electrochromic Material

The electrochromic material is divided into an inorganic electrochromic material and an organic electrochromic material, wherein WO3 film for preparing an electrochromic material belongs to an inorganic electrochromic material. While do you know what the hot spot in the field of science research is? It is the study of electrochromic materials and smart windows, which have the characteristics of energy conservation and environmental protection. But why? Because the environment is seriously polluted, and the energy is reduced gradually. Also, there is global warming. Besides, there are still many other serious problems.

WO3 film applied for electrochromic material picture

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WO3 film applied for electrochromic material image

So, what is an electrochromic material? An electrochromic material is a material that can reversibly change its chemical composition or valence state under the action of a small applied electric field, resulting in a reversible change in optical properties such as transmittance, reflectance, absorptivity, and emission intensity, and discoloration. Therefore, as an electrochromic material, tungsten trioxide film can play a role of heat insulation, UV resistance, heat preservation, energy reduction and environmental protection in buildings.

 

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