Tungsten oxide
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Thermochromism refers to the phenomenon where a material undergoes color changes under temperature changes. This change is usually caused by changes in the electronic or molecular structure of the material. Its application principle mainly involves t...
A New Anode Material---Tungsten Trioxide (WO3) Nanoparticles
In recent years, research on the modification of tungsten oxide as an electrode material is very hot. The yellow tungsten oxide powder has stable physical and chemical properties and is an important semiconductor material. It has a moderate band gap and can improve the lithium battery. Electrochemical performance. In addition, tungsten trioxide has good mechanical stability, which ensures that the positive and negative materials retain their original shape after long-term cycling, which means that the safety of the battery will not decrease with the increase in the number of uses.
Tungsten trioxide is chemically stable and has a strong acid resistance, which is very suitable for the reaction environment of a fuel cell. WO3 is capable of accepting active hydrogen ions transferred from the platinum catalyst, and is combined with it to form tungsten bronze, so that the active region of platinum is released again for adsorbing other hydrogen, thereby significantly increasing the catalytic efficiency of the platinum catalyst.
Nano yellow tungsten oxide is a special electrode material. When the theoretical capacity reaches 693mAh / g, it has excellent electrochromism. In addition, it has the advantages of low price, abundant reserves and no toxicity.
Guangzhou Hongwu Materials Technology Co., Ltd. is supplying nano yellow tungsten trioxide WO3 in batches with a monthly output of more than 2 tons. Driven by new energy vehicles, we are gradually expanding production lines to provide better products for the market and contribute ourselves to the new energy field.
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