Nanocrystalline tungsten oxide is an important electrochromic material for producing electrochromic coating. It has been reported that nanocrystalline tungsten oxide electrochromic coating with excellent cycling stability can be prepared via a complexation-assisted sol–gel method. For the preparation process, a small amount of dopamine is added into the peroxotungstic acid precursor sol to form complexes with tungsten on the surface of peroxotungstic acid colloidal nanoparticles to enhance the electrochromic performance of WO3 coating, especially the electrochemical cycling stability. More details, please…
Information
Nano tungsten oxide for preparing glass heat insulation coating is a new type of dingal nano material. It has been reported that such glass heat insulation coating can be obtained by using high-tech nanomaterial technology to apply a micron-scale nano tungsten oxide coating layer on the glass surface. And the architectural glass will achieve the purpose of high heat insulation in hot summer and prevent the indoor heat from being dissipated to the outside in the cold winter, while ensuring…
Nano tungsten oxide is well-known as it is the most important dingal material for producing new energy-saving glass coating with high heat insulation and heat preservation. Well, do you know why nano tungsten oxide can be produced by wire explosion process? More details, please visit: http://tungsten-oxide.com/index.html It is realized that by exploding tungsten conductor in lower pressure of oxygen, unreacted phase of tungsten was present and it could be reduced by increasing the operating pressure and increasing the amount of…
Nano tungsten oxide for preparing nano heat insulation material such as heat insulation film may be high-purity yellow tungsten oxide nano powder with the characteristics of excellent heat shielding, UV-proof performance, good dispersibility and dispersion stability. It is reported that such a new type of nano thermal insulation material has the absorbing and reflecting abilities of near-infrared wavelengths in the 800-1000nm region and ultraviolet rays below 380nm. More details, please visit: http://tungsten-oxide.com/index.html As mentioned above, the nano heat insulation material…
Hexagonal tungsten trioxide is important for preparing transparent thermal insulation material such as WO3 film and WO3 coating. Also, it is a significant anodic material of Li-ion batteries. So, WO3 is more and more well-known. Well, do you know how to prepare hexagonal tungsten trioxide? Some researchers have successfully prepared single-crystal nanowires of hexagonal tungsten trioxide (h-WO3) in a large scale by a simple hydrothermal method without any templates and catalysts. The prepared h-WO3 nanowires are uniform with diameter of…
As a near-infrared shielding material, tungsten oxide film is more and more well known, and tungsten oxide has therefore attracted much attention from scholars and researchers. According to the experts, the valence of tungsten in this tungsten oxide film includes W6+ and W5+. More details, please visit: http://tungsten-oxide.com/index.html Studies have shown that a tungsten oxide film may include a substrate, a tungsten oxide film formed on the substrate and composed of a mixture of crystalline tungsten oxide and amorphous tungsten…
Ammonium tungsten bronze nanocrystalline can be synthesized by a one-step hydrothermal method using ammonium tungstate as the tungsten source, citric acid as the stabilizer, HCl as the reducing agent, and hydrochloric acid as the precipitating agent. It is reported that some experts have prepared ammonium tungsten bronze nanocrystalline by the abovementioned method and studied the effect of HCl concentration on the nanocrystals. More details, please visit: http://cesium-tungsten-bronze.com/index.html The results show that when the HCl concentration is lower than 7.67 mg/mL,…
Tungsten bronze is a selective light-transmitting material that can selectively transmit part of sunlight, such as visible light, so as to achieve the adjustment and utilization of solar energy, thereby helping to achieve green sustainable development. More details, please visit: http://cesium-tungsten-bronze.com/index.html Tungsten bronze, as a new type of transparent conductive material, has a suitable band gap (2.4 ~ 2.8eV) and a high concentration of free electrons. In addition, compared with traditional transparent conductive materials such as ATO, ITO, FTO, etc.,…
Cesium tungsten bronze, or CsxWO3, is a well-known near infrared absorbing material having excellent visible light transmission and near-infrared shielding properties, which stands out from near-infrared absorbing materials such as ATO, ITO, rare earth hexaboride, TiN, and VO2. But do you know why cesium tungsten bronze is the most popular near-infrared absorbing material? More details, please visit: http://cesium-tungsten-bronze.com/index.html Among the above-mentioned near-infrared absorbing materials, nano ATO can only shield near-infrared radiation with a light wavelength of 1500-2500nm, and nano ITO…
Cesium tungsten bronze, or CsxWO3, is often used to prepare near-infrared absorbing materials such as transparent heat-insulating film and transparent heat-insulating coating. And these near-infrared absorbing materials are often applied to produce transparent heat insulation window to reduce energy consumption for air-conditioning refrigeration. To date, researchers have developed antimony-doped tin oxide (ATO), indium-doped tin oxide (ITO), rare earth hexaboride (ReB6), titanium nitride (TiN), vanadium dioxide (VO2), tungsten bronze compounds with the formula of MxWO3 (M = Tl, Na, K, Rb,…