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Gold Nanopowder (Au, 99.95%, 15 nm)

Gold Nanopowder

Gold Nanopowder
Product No NRE-1015
CAS No. 7440-57-5
Formula Au
APS <100nm  (Can be Customized)
Purity 99.9%
Color black brown
Molecular Weight 196.9665 g/mol
Density 19.32g/cm3
Melting Point  1064 °C
Boiling Point 2970 °C

Gold (Au) Nanopowder Applications

Gold nanopowder refers to a fine, powdery form of gold that consists of nanoparticles of gold. Nanoparticles are tiny particles with dimensions typically in the nanometer scale, which is on the order of 1 to 100 nanometers. Gold nanopowder is often produced through various chemical and physical methods, including chemical reduction of gold salts, sol-gel processes, and laser ablation.

Here are some key points about gold nanopowder:

Size and Properties: Gold nanopowder consists of gold particles with diameters in the nanometer range. These nanoparticles can exhibit unique properties due to their small size and high surface area. These properties can be different from bulk gold.

Applications: Gold nanopowder has a wide range of applications in various fields, including:

Catalysis: Gold nanoparticles are used as catalysts in chemical reactions due to their high surface area and unique catalytic properties.

Electronics: They are used in electronic components, such as conductive inks for printed electronics and sensors.

Biotechnology: Gold nanoparticles are used in various medical and biological applications, including drug delivery, imaging, and diagnostic tests.

Material Science: They are used to develop advanced materials with enhanced properties.

Photovoltaic: Gold nanoparticles can enhance the efficiency of solar cells.

Surface Functionalization: The surface of gold nanoparticles can be functionalized with various molecules, such as organic ligands or biomolecules, to tailor their properties and make them suitable for specific applications.

Size Control: Precise control over the size and shape of gold nanoparticles is essential in many applications. Different synthesis methods can be used to achieve this control.

Safety Considerations: While gold nanoparticles have numerous applications, their safety and potential toxicity in biological systems are subjects of ongoing research. The size, shape, surface chemistry, and concentration of gold nanoparticles can influence their biological interactions.

Commercial Availability: Gold nanopowder is commercially available from various suppliers in different particle sizes and surface modifications to suit specific research and industrial needs.

 

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