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WO3 smart window is one of the common new building energy saving solutions. As you may have known, the visible light transmittance, heat transfer coefficient, and heat shielding coefficient of passively regulated energy-saving glass such as low-emissivity glass, vacuum glass, and insulating glass are fixed in relation to glass lighting and energy saving. Therefore, these glasses cannot meet the requirements of all consumer groups. And therefore, smart glass using nano particle size tungsten trioxide as an electrochromic material appeared. More…

WO3 electrochromic glass is mainly used for building energy efficiency. Such smart glass can be applied to architectural glass, which can achieve the effect of heat insulation and heat preservation. Therefore, tungsten trioxide smart glass is also known as a new building energy-saving glass, which has also become the development direction of building energy-saving glass. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html As we all know, building energy conservation is an important guarantee for China’s long-term sustainable development strategy of energy conservation…

WO3, or tungsten trioxide, is an important electrochromic material, which is more and more widely used in the production of electrochromic devices, and therefore it is applied in smart windows. So, what is the structure of the tungsten trioxide raw material? What are the basic physicochemical properties of tungsten trioxide? More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html The ideal WO3 crystal is a perovskite structure composed of a [WO6] regular octahedron with W atoms located at the center and O atoms at…

The experts used metal tungsten and tungsten-titanium alloy targets to prepare Ti-doping WO3 electrochromic film by pulsed DC reactive magnetron sputtering method. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html Experts used X-ray diffraction, Raman spectroscopy, scanning electron microscopy, atomic force microscopy, X-ray photoelectron spectroscopy, electrochemical workstations and other analytical testing methods to study the effects of the crystal structure, surface topography and electrochromic properties such as modulation amplitude, response time, color change efficiency and cycle life on the film thickness, substrate temperature,…

Li-doping WO3 electrochromic film has received much attention and research with the pure tungsten trioxide films. That is because they all play an important role in the research of electrochromic materials and devices with the characteristics of high coloring efficiency, good reversibility, long memory time and other excellent electrochromic properties. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html In order to analyze the structure of Li-doped tungsten trioxide film and test its performance, some experts used spectral ellipsometry (SE) to measure the thickness…

Some experts have used the TiO2 seed layer instead of WO3 seed layer to prepare the WO3 electrochromic film by hydrothermal method. Recently, research on the preparation of tungsten trioxide films by hydrothermal method or solvothermal method has focused on the improvement of hydrothermal film forming processes. Some experts have prepared an electrochromic film of tungsten trioxide by hydrothermal process with the advantages of large light modulation range and high coloring efficiency by replacing WO3 with TiO2 as the seed…

Tungsten trioxide, mainly ordered nanostructured WO3, has the characteristics of nanomaterials and outstanding quantum effects, and exhibits outstanding properties in electrophotochromic, photochromic and other optoelectronic properties. So, WO3 can be applied to conductive glass, such as, FTO conductive glass, ITO conductive glass, ITO/PET flexible conductive substrate, and conductive glass of glass and metal. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html Some experts have proposed a method for preparing a tungsten trioxide film on a FTO conductive glass substrate. Specifically, the tungstate is…

Yellow tungsten oxide, or WO3, is an n-type semiconductor material with a band gap of about 2.5-2.9eV, which can absorb visible light with a wavelength of 410-500nm. In other words, WO3 has a high utilization rate for sunlight, so it is also a type of photochromic material. In this regard, experts have proposed a preparation method of high photoelectric yellow tungsten oxide film, which belongs to the nano new material synthesis field. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html A Method for…

WO3 nanosheet can be used to prepare electrochromic film. The prepared film has good electrochromic property, such as, good cycle performance, fast response speed, and large optical analog adjustment range in the visible and infrared bands. The following is the preparation method of such a film. More details, please visit: http://www.tungsten-powder.com/tungsten-oxide.html A Method for Preparing WO3 Nanosheet Electrochromic Film Weigh 0.7mmol Na2WO4?2H2O, dissolved in 30mL deionized water. And 6mL 3MHCl solution is added dropwise with stirring at room temperature, stirring…

Monoclinic phase tungsten trioxide nanosheet can be used to prepare electrochromic film. The obtained WO3 film has good nanosheets morphology and less cracks. In other words, the photoelectric property of the film is good as the defects on the interface are reduced, the probability of recombination of electrons and holes is reduced, the probability of recombination of electrons and holes is reduced, and the impedance of electrons transport in the film is reduced. The following describes a method for preparing…