????????? The chemical formula of high purity tungsten trioxide is WO3, with a purity of 4N or 5N. It has high conductivity for electron migration, high temperature stability, and the ability to form stable silicides. It is used as gate, connection and barrier metals in the form of thin films in the electronics industry, and is also used as wiring materials for semiconductors.
????????? The English abbreviation of ammonium metatungstate is AMT, which is a white or slightly yellow crystalline powder. It is very soluble in water, and its solubility in water increases with the increase of temperature. It is insoluble in alcohol. Preparation method: Heat and thermally dissociate ammonium paratungstate to make it lose part of ammonium and crystal water to obtain ammonium metatungstate. Ammonium metatungstate is often used in the preparation of metal tungsten, high-efficiency tungsten catalysts in petrochemicals, nuclear shielding…
????????? The chemical formula of cesium tungsten bronze is Cs0.33WO3. It is a new functional material that has strong absorption in the near-infrared region (wavelength 800 to 1200 nanometers) and high transmittance in the visible light region (wavelength 380 to 780 nanometers).
With the rapid advancement of science and technology, sensors, as the core components for information acquisition, have their performance directly determining the technological progress and application outcomes in numerous fields. Be it smart wearable devices, environmental monitoring systems, medical diagnostic instruments, or industrial automation production lines, sensors play an indispensable role. As the requirements for sensor performance continue to rise, researchers are dedicated to exploring novel sensitive materials. Tungsten disulfide nanosheet (WS? nanosheet) has demonstrated remarkable application potential in the…
In daily life and industrial production, the operation of mechanical equipment relies on the support of lubricating materials. Lubricating materials play a crucial role as they can reduce friction and wear between mechanical components, lower energy consumption, and extend the service life of equipment. In recent years, tungsten disulfide nanosheet (WS? nanosheet), as a new type of lubricating material, has gradually become a “star material” in the lubrication field, thanks to its unique structure and excellent properties. Tungsten disulfide nanosheet…
Tungsten disulfide nanosheet (WS? nanosheet) consists of tungsten and sulfur. Its structure resembles a sandwich, with one or more layers of tungsten atoms sandwiched between two layers of sulfur atoms, and these layers are held together by weak van der Waals forces. This unique layered structure endows the WS? nanosheet with many excellent physical and chemical properties, making it highly effective in the lcatalysis field. I. As a Catalyst in Petroleum Processing During petroleum processing, impurities such as sulfur and…
In the world of nanomaterials, the tungsten disulfide nanosheet (WS? nanosheet) is gradually becoming a focal point of scientific research. This material is widely used in the energy field due to its unique physical and chemical properties. As global demand for sustainable energy continues to grow, the WS? nanosheet offers new possibilities for addressing energy challenges. I. Enhancing Lithium Battery Performance The lithium battery, as the core power source for modern electronic devices and electric vehicles, directly impacts the endurance…
???????? Tungsten acid (chemical formula: H?WO?) is an inorganic compound composed of tungsten, oxygen and hydrogen, and is an oxygen-containing acid of tungsten. Tungsten acid is an important intermediate for the production of tungsten powder, cemented carbide, tungsten wire and other tungsten products. It is also used as a catalyst in certain organic reactions. It is used as a colorant in the dye and pigment industry. It is also used as a positive electrode material for lithium batteries in new…
??????? The compound formed by boron and an element with a smaller electronegativity than it is called a boride. Borides are generally very hard, chemically inert, and often have special physical and chemical properties. They are very important modern new non-metallic materials. Tungsten boride is usually made by directly sintering tungsten powder and boron. All tungsten boride materials are hard and brittle and have conductive properties. The main uses of tungsten boride are: Pharmaceutical intermediates Military hard metals Superhard material…
?????? Tungsten hexachloride is a compound of tungsten and chlorine. Under standard conditions, this dark purple-blue substance exists as a volatile solid. Tungsten Hexachloride Uses. Catalyst for synthesizing engineering plastics PDCPD. Refining high purity tungsten and preparing WC. Driving precursor of nanometer tungsten. Safety Precautions: Tungsten hexachloride is a corrosive oxidizing agent and will hydrolyze to release hydrogen chloride.