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1.Mechanism of nano-alumina in Refractory The application of nanotechnology in Refractory is mainly the application of nano-alumina. Because of its small size and large proportion of surface atoms, nano-alumina has high surface energy, high activity, instability and easy to combine with other atoms. Nano-alumina is mainly used in amorphous Refractory and some special Refractory. Adding nano-alumin...
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Silicon nanowires (SiNW), as a novel one-dimensional nanomaterial with high specific surface area and high stability, have received attention and research in the field of sensors. With the optimization of the preparation process and diversification of modification methods of nanosilicon wires, biosensors using nanosilicon wires as carriers have been applied in various fields such as metal ion dete...
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As a typical representative of one-dimensional nanomaterials, silicon nanowires not only possess the special properties of semiconductors, but also exhibit physical properties such as field emission, thermal conductivity, and visible photoluminescence that differ from bulk silicon materials. They have enormous potential application value in nanoelectronic devices, optoelectronic devices, and new e...
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Nano metal powders have broad application prospects in fields such as electronics, magnetic materials, automotive industry, military industry, and powder metallurgy. For example, nano materials such as iron, aluminum, zinc, titanium, nickel, chromium, tantalum, cobalt, and so on have been produced. The most important factor in achieving optimal performance of nanometallic powders is the uniform di...
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The nano-chromium-nickel-iron alloy has several unique characteristics. Firstly, it has excellent magnetic properties that make it useful in applications where magnetism is necessary, such as electronic devices and MRI machines. Secondly, it has a high resistance to corrosion, making it ideal for use in various environments, including marine environments. Thirdly, it exhibits high strength and dur...
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1. Chemical properties of cesium tungsten bronze Cesium tungsten bronze is a kind of blue black powder, which is a kind of non stoichiometric compound. Its English name is Cesium Tungsten Bronze, and its chemical formula is CsxWO3. The purity is generally higher than 99.9%. The particle size is uniform, the primary particle size is about 30nm, the loose density is 1.5g/ml, and the specific surface...
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Cesium tungsten bronze (CsxWO3) is a non stoichiometric functional compound with a special oxygen octahedral structure. It has low resistivity and low-temperature superconductivity, and excellent mechanical, optical, and thermal properties. The nano cesium tungsten bronze powder produced by our company is a nanomaterial with significant near-infrared absorption effect, with uniform particles and g...
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Introduction: In recent years, the use of nanotechnology in thermal insulation materials has gained significant attention in the field of material science. Nanoparticles with unique physical and chemical properties have become an attractive alternative to bulk materials for providing thermal insulation. In this article, we will discuss the commonly used nanoparticles as thermal insulation material...
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The preparation of SEM nano powder samples usually requires the following steps: Sample preparation Firstly, it is necessary to choose an appropriate sample preparation method. Usually there are physical methods, chemical methods, biological methods, mechanical methods, etc. Among them, the most common methods are magnetron sputtering, chemical reduction, aerosol, etc. Sample dispersion It is also...
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There are several methods to improve the flowability of powder during transportation: The particle shape of the powder can be controlled by changing the operating conditions during the grinding or spray drying process to affect its fluidity. Powder can be added with flowability additives, such as granular substances such as silica or alumina, to improve its flowability. For powders that are diffic...
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Invisible material refers to a material that can reduce or eliminate the reflection of light on the surface of an object, making it invisible or reducing its visibility. The principles of commonly used stealth materials currently include the following: The principle of refractive index control: By utilizing the difference between the refractive index of the material and the refractive index of the...
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Measuring the thickness of the coating layer in nanoparticles requires the use of advanced instruments and techniques. The following are possible measurement methods: Transmission Electron Microscope (TEM): This is a microscope that utilizes high-density electron beams to observe and measure the structure and properties of nanoparticles. For the measurement of the thickness of the coating layer, T...
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