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99.99% high purity beta sic nano powders Our 4N nano β-SiC (99.99% purity) is precision-synthesized via CVD, delivering ultra-fine particle size with exceptional sintering activity for high-density ceramic components. It thrives in the most demanding semiconductor environments — from CMP chucks and lithography stages to plasma etch focus rings and chamber liners. Its chemical inertness and minimal metal impurity outgassing maximize chip yield where it matters most. Trusted by leading fabs and equipment makers worldwide. more
Monodisperse spherical Nano SiO₂ aqueous dispersion/colloid This transparent SiO₂ aqueous dispersion is synthesized via patented sol-gel technology, featuring optical excellence visible light transmittance and shelf life >18 months under ambient storage. It is widely used in electronics as low-k dielectric materials, in biomedicine as drug carriers, and in optics for anti-reflection coatings. more
Magnéli Phase Nano Titanium suboxide Ti₄O₇ Powder Magnéli phase Nano titanium suboxide (Ti₄O₇) is an advanced functional material with a unique crystal structure, appearing as a blue-black powder with a precisely controlled particle size of 200–300 nm and a purity of up to 99.9%. As an important member of the titanium oxide family, Ti₄O₇ combines excellent electrical conductivity, chemical stability, and catalytic activity, making it an ideal choice for new energy, environmental protection, and electronics applications. more
Boron Nitride Nanotubes(BNNTs): High Thermal Conductivity Heat Dissipation Fillers BNNTs share the tubular structure of carbon nanotubes but deliver fundamentally different properties: electrical insulation, superior thermal stability (up to 900°C in air), and high thermal conductivity. With a wide bandgap of ~5.5 eV, they offer consistent, predictable performance where CNTs fall short. more
Phase-Smart VO₂ Nanoparticles: Intelligent Thermal Response, Engineered to Order From Thermochromic Color Change material to Intelligent Temperature Control material: The Performance Revolution and Application Blueprint of Vanadium Dioxide and Tungsten-Doped VO2 more
Precision Ceramic 3D Printing Solutions turns impossible structures into reality Precision Ceramic 3D Printing Solutions – Redefining the boundaries of ceramic manufacturing, from dental restorations to aerospace-grade high-temperature components.Precision ceramic 3D printing turns impossible structures into reality. more
New conductive material nickel nanowires NiNWs Hongwu Nickel nanowires have a wide range of potential applications in electronic materials, catalysis, polymers, magnetic storage ultra-high density recording materials, sensors and self-lubricating materials. more
Transparent Colloidal Ag Antibacterial Nano Silver Colloid Ag (Antibacterial Nano Silver Colloid) has been well known antibacterial, antiviral and antifungal properties are enhanced by small particle size and large surface area. more
Nano silica particles used in epoxy resin, superhydrophobic coating nano silica powder Nano silica particles, 20-30nm, 99.8% purity, widely used in exposy resin and superhydrophobic coating. more
Latest news
Some nanomaterials for Thermochromic Application
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...
Single-walled Carbon Nanotube SWCNTs Functional Groups Grafting,Tubes as matrices.
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T/T, PayPalSingle-walled Carbon Nanotube SWCNTs Functional Groups Grafting
Planting various functional groups on nanotube walls forms an extensive and important branch of nanochemistry of carbon nanotubes. Such a process can be performed by long-term treament of tubes in acids, where the behavior of single walled tubes was shown to depend on the method of their systhesis. Functional groups can be removed from the tube's walls by heating to temperatures above 623K.
An assumption that protonation of single walled carbon nanotubes is associated with the formation around a tube of an acidic layer that promotes its subsequent dissolution, was confirmed. XDS studies have shown that carbon nanotubes can serve as templates for sulfuric acid crystallization. This fact is considered as a direct evidence of its protonation.
The use of carbon nanotubes involves preparation of their uniform dispersions. For single walled nanotubes, this can be achieved by either wrapping the tubes with polymers, e.g.,polyvinylpyrrolidone and poly,or by protonation of nanotubes with superacids.
HWNANO(hwnanomaterial.com) is professional manufacturer, supplier and exporter for carbon nanotubes, SWCNT functionalization(---OH,---COOH,),Nickel coated carbon nanotube, etc. it is available in a wide range of quantities and spec to meet your scientific or industrial application. for further technical info or pricing on carbon nanotube, pls contact us freely.
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