What are Nickel-Coated Multi Walled Carbon Nanotubes (Ni-MWCNTs)?

Nickel-Coated Multi Walled Carbon Nanotubes (Ni-MWCNTs) are advanced nanomaterials that combine the excellent electrical, mechanical, and thermal properties of carbon nanotubes with the enhanced conductivity and magnetic characteristics of nickel. These coated nanotubes are widely used in electronics, energy storage, catalysis, and biomedical applications.

Chemical Properties and CAS Number

• Material: Nickel-Coated Multi Walled Carbon Nanotubes (Ni-MWCNTs)
• CAS Number: 7440-02-0 (Nickel), 308068-56-6 (MWCNTs)
• Appearance: Black powder
• Density: ~2.1–3.0 g/cm³ (depends on coating thickness)
• Diameter: 10–50 nm (core MWCNTs), nickel layer varies
• Electrical Conductivity: High
• Magnetic Properties: Exhibits ferromagnetic behavior
• Thermal Stability: High thermal conductivity and resistance
• Coating Purity: Typically 99%+ Nickel purity

Applications of Nickel-Coated Multi Walled Carbon Nanotubes (Ni-MWCNTs)

1. Electronics and Conductive Materials

Used in EMI shielding, high-performance circuit boards, and flexible electronics due to their superior conductivity.

2. Energy Storage and Batteries

Applied in lithium-ion batteries, supercapacitors, and fuel cells to enhance energy efficiency and electrical conductivity.

3. Catalysis and Chemical Reactions

Acts as a catalyst in hydrogen storage, electrochemical reactions, and fuel cells due to its nickel coating.

4. Biomedical and Drug Delivery Applications

Utilized in targeted drug delivery, magnetic resonance imaging (MRI), and biosensors for biomedical advancements.

5. Magnetic and Sensor Applications

Employed in magnetic sensors, microwave absorption materials, and nano-electromechanical systems (NEMS) due to their magnetic response.

Pricing of Nickel-Coated Multi Walled Carbon Nanotubes (Ni-MWCNTs)

Pricing depends on purity, coating thickness, and industrial application:

• Standard Grade: Typically ranges from $500 – $1500 per gram
• High-Purity Coated Grade: Prices range from $1500 – $5000 per gram, optimized for electronics and high-tech applications.

Factors Influencing Pricing

• Nickel coating thickness and uniformity
• Purity of nanotubes and nickel layer
• Bulk order volume
• Application in advanced materials and electronic industries

Conclusion

Nickel-Coated Multi Walled Carbon Nanotubes (Ni-MWCNTs) offer a unique combination of electrical conductivity, magnetic properties, and mechanical strength, making them ideal for use in energy storage, electronics, catalysis, and biomedical fields.