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Different sizes of gold nanoparticles have different light absorption ranges. The well-dispersed first wine is red. As time changes, it will settle, aggregate, absorb and reflect blue shift, and the color will be different. One of the main applications of gold nanoparticles is chemical and biological sensing. They have been used as effective sensors for detecting different analytes, such as metal ...
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Nano cuprous oxide is a new type of P-type semiconductor material with active hole-electron pairs and good catalytic activity. Because of its unique properties, it has a wide range of applications in many fields. SAT NANO---Nano cuprous oxide (Cu2O) is a widely used photoelectric material, it is the oxide of monovalent copper, dark red powder. The particle size is 30-50 nanometers and the purity i...
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Nano bismuth trioxide Bi2O3 is an important functional material, which mainly exists in four crystal forms: α, β, γ and δ. Different crystal forms have different applications. The application of bismuth oxide is very wide. It is not only a good organic synthesis catalyst, ceramic coloring agent, plastic flame retardant, medicinal astringent, glass additives, high refractive glass and nuclear engin...
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Vanadium dioxide (VO2) is a binary oxide with a strongly correlated electronic system. Due to the strong interaction of its internal electrons, orbits, crystal lattices and spins, local electronic and crystal structure changes caused by small external stimuli can be sufficient. Induce VO2 to undergo a reversible metal-insulator phase transition. Along with the phase change, the crystal structure, ...
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In order to explore the ultraviolet protection performance of nanofibers, the ultraviolet shielding nano titanium dioxide (TiO2) was added to the polyacrylonitrile (PAN) solution, and pure PAN and composite PAN/TiO2 nanofiber membranes were prepared. Scanning electron microscopy and UV transmittance analysis were used. The instrument analyzed the microscopic morphology and UV protection performanc...
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Nano TiO2 properties and photocatalytic properties Nano titanium dioxide has the characteristics of small size effect, high specific surface effect and high chemical activity of nano materials, and has high photocatalytic performance. Nano titanium dioxide is popular for its advantages such as low price, suitable forbidden band width, large specific surface area, high chemical stability, strong re...
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1.Degrade harmful organic matter in the atmosphere With the advancement of human science and technology, industrial development has become increasingly large, and it has also brought serious air pollution problems, among which serious pollutants are N0, H2s, and SO. , Volatile Organic Compounds (VOCS), etc., they can cause a series of major disasters such as photochemical smog, acid rain, ozone la...
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Alumina ceramics is a structural ceramic material with a-Al2O3 as the main crystal phase. Because of its high melting point, high hardness, heat resistance, corrosion resistance, and electrical insulation characteristics, it can be used under harsher conditions . The price of alumina ceramics is low, and the production process is mature. It is currently one of the ceramic materials with the larges...
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Copper oxide and cuprous oxide belong to traditional mineral-derived pesticides, which have the functions of killing insects, sterilizing, fertilizer, wood preserving, and regulating plant growth in the field of pesticides. Although copper has a long history as a fungicide and insecticide in the field of pesticides, traditional inorganic copper oxide has a series of problems such as slow absorptio...
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Copper oxide powder is a brown-black metal oxide powder with a wide range of uses. Copper oxide is a multifunctional fine inorganic material with a wide range of uses, mainly used in the fields of printing and dyeing, glass, ceramics, medicine and catalysis. It can be used as a catalyst and catalyst carrier and electrode activation material, and also as a rocket propellant. As the main component o...
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Nano zinc oxide is a new type of multifunctional fine inorganic material. Due to the small particle size, the nano-zinc oxide powder produces surface effects, small size effects, quantum effects and macro-quantum tunneling effects that the bulk material does not have, and exhibits many special properties. Such as non-toxic, non-migration, Fluorescence, piezoelectricity, antibacterial deodorization...
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Advantages of nano ferroferric oxide black magnetic powder: 1. Nano Iron oxide black magnetic powder has the characteristics of high permeability, low coercivity and low remanence; 2. Nano Fe3O4 black magnetic powder has good dispersibility, is not easy to agglomerate, and has strong magnetism; 3. One-dimensional nano ferroferric oxide black magnetic powder has good magnetic permeability and good ...
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