Silver Nanopowder (Ag, 99.99%, 30-50nm, metal basis)

Technical Specifications:

• Material: Silver Nanopowder (Ag)
• Purity: 99.99% or higher
• Particle Size: 30-50 nm (nanometers)
• Form: Metal basis (pure silver)
• Shape: Spherical or nearly spherical nanoparticles
• Density: Approximately 10.49 g/cm³
• Melting Point: Approximately 961.8°C (1,763°F)
• Boiling Point: 2,162°C (3,924°F)
• SSA: ~16-20 m²/g
• Color: Black
• Morphology: Spherical

Silver Nanopowder / Nanoparticles Certificate of Analysis (PPM)

Chemical Composition:

• Silver (Ag): ~99.99%
• No additional stabilizers or coatings unless specified

Applications:

1. Electronics and Conductive Inks:

• Silver nanopowder is widely used in the manufacture of conductive inks and printed electronics due to its excellent electrical conductivity. The particle size of 30-50 nm ensures fine resolution for printed circuit boards (PCBs), electromagnetic shielding, RFID tags, and sensor circuits.
• It is used in the production of conductive adhesives and inks for flexible electronics, enabling the development of wearable devices, printed electronics, and smart packaging.

2. Catalysis:

• Silver nanoparticles exhibit significant catalytic activity in various chemical reactions, particularly in oxidation and reduction reactions. Due to their high surface area, silver nanoparticles are used as catalysts or catalyst supports in green chemistry for processes such as hydrogenation, carbon monoxide oxidation, and environmental catalysis.
• They are applied in selective oxidation processes, dehydrogenation, and synthesis of fine chemicals in the pharmaceutical, chemical, and petrochemical industries.

3. Antimicrobial and Antibacterial Applications:

• Silver nanoparticles are well-known for their antibacterial and antimicrobial properties, making them widely used in medical devices, wound dressings, water purification, and personal care products. The fine nanoparticle size enhances their biocidal activity, particularly against a broad range of bacteria, fungi, and viruses.
• It is used in antimicrobial coatings, textiles, surgical tools, and disinfecting products to provide long-lasting protection against infections.

4. Sensors and Diagnostics:

• Silver nanoparticles are used in biosensors and chemical sensors due to their high reactivity and surface area. Their ability to functionalize with various biomolecules makes them ideal for the detection of biological markers, toxins, pathogens, and pollutants.
• They are commonly used in point-of-care diagnostics, immunoassays, and biosensing applications, where high sensitivity and selectivity are required.

5. Energy Storage and Conversion:

• Silver nanopowder is used in the energy storage and conversion industries, including in the development of supercapacitors, batteries, and fuel cells. Its high conductivity and large surface area improve the efficiency and charge/discharge performance of energy storage systems.
• It is utilized in the creation of electrodes for supercapacitors and batteries, as well as in catalytic applications in fuel cells for hydrogen oxidation and oxygen reduction.

6. Optical and Plasmonic Applications:

• Silver nanoparticles exhibit unique plasmonic properties that make them ideal for optical and spectroscopic applications. The small size and high surface-to-volume ratio enhance the material’s ability to interact with light at specific wavelengths.
• They are used in surface-enhanced Raman spectroscopy (SERS), optical coatings, and nano-optics to improve signal enhancement for molecular detection and sensing.

7. Photothermal Therapy and Cancer Treatment:

• Silver nanoparticles are being explored for their photothermal properties, which can be utilized in cancer therapy. When exposed to laser light, silver nanoparticles absorb energy and convert it into heat, selectively targeting tumor cells for hyperthermic treatment.
• This makes silver nanoparticles ideal for cancer treatment strategies involving localized heating to destroy cancerous cells while minimizing damage to surrounding tissues.

8. Coatings and Functionalized Materials:

• Silver nanoparticles are used to create functional coatings for a variety of applications. The high surface area and stability make them ideal for high-performance coatings in electronics, sensors, water treatment, and antibacterial applications.
• They are used in paint, coatings, and textiles to provide antimicrobial properties, electromagnetic shielding, and enhanced conductivity.

9. Textiles and Fabrics:

• Silver nanoparticles are incorporated into fabrics to impart antibacterial and odor-control properties, making them ideal for use in medical clothing, sportswear, masks, and bedding.
• The nanoparticles are also used in stain-resistant fabrics, providing long-lasting protection against bacteria and pathogens.

10. Research and Development:

• Silver nanopowder is widely used in materials science, nanotechnology, and biotechnology research. It is a key material in the study of nanocomposites, nanostructures, and advanced electronics.
• Researchers explore silver nanoparticles for use in the development of new sensor technologies, drug delivery systems, nanomedicine, and advanced materials in various fields including electronics, environmental science, and biomedicine.

Summary:

Silver Nanopowder (Ag, 99.99%, 30-50nm, Metal Basis) is a high-performance material with exceptional electrical conductivity, catalytic properties, antibacterial activity, and plasmonic characteristics. The nanoparticle size (30-50 nm) ensures enhanced reactivity, surface area, and biocompatibility, making it ideal for use in a variety of applications such as electronics, energy storage, catalysis, antimicrobial coatings, sensors, and medical devices. Its versatility and high purity make it indispensable for next-generation technologies in energy, environmental, and biomedical applications.