What is Nickel Oxide (NiO) Nanopowder/Nanoparticles?

Nickel Oxide (NiO) Nanopowder/Nanoparticles are fine-sized nickel oxide particles with nanometer-scale dimensions. Due to their high surface area, excellent electrochemical properties, and catalytic activity, they are widely used in batteries, fuel cells, sensors, coatings, and electronic devices.

Chemical Properties and CAS Number

• Material: Nickel Oxide (NiO)
• CAS Number: 1313-99-1
• Molecular Weight: 74.69 g/mol
• Density: 6.67 g/cm³
• Melting Point: 1955°C
• Crystal Structure: Cubic
• Purity: ≥ 99% (Available in ultra-high purity grades)
• Particle Size: 10 – 100 nm (varies based on application)
• Surface Area: 20 – 80 m²/g
• Appearance: Green or black fine powder
• Solubility: Insoluble in water, soluble in acids

Applications of Nickel Oxide (NiO) Nanopowder/Nanoparticles

1. Energy Storage & Batteries

• Used in lithium-ion batteries (LIBs), supercapacitors, and nickel-metal hydride (NiMH) batteries.
• Enhances electrode performance and charge-discharge efficiency.
• Applied in solid-state batteries and energy storage devices.

2. Catalysis & Hydrogen Production

• Serves as a catalyst in hydrogen evolution reaction (HER) and oxygen evolution reaction (OER).
• Used in electrocatalysis for fuel cells and water-splitting reactions.
• Essential for reforming hydrocarbons and synthesis of fine chemicals.

3. Electronics & Sensors

• Applied in gas sensors, humidity sensors, and electrochromic devices.
• Used in transparent conducting films and optoelectronic applications.
• Enhances semiconductor devices and resistive switching memory.

4. Coatings & Ceramics

• Incorporated into high-temperature ceramics, glazes, and pigments.
• Used in corrosion-resistant coatings and protective layers.
• Enhances thermal stability and mechanical properties.

5. Magnetic & Spintronics Applications

• Used in ferromagnetic and spintronic materials.
• Key material in magnetoresistive random-access memory (MRAM) devices.
• Applied in high-frequency microwave absorbers.

6. Biomedical & Drug Delivery

• Investigated for antibacterial and antimicrobial coatings.
• Used in bioimaging and targeted drug delivery systems.
• Explored for biocompatible implant coatings.

Pricing of Nickel Oxide (NiO) Nanopowder/Nanoparticles

Pricing varies based on purity, particle size, and bulk order quantity:

• Standard Purity (≥ 99%): $80 – $300 per 10g
• High Purity (≥ 99.9%): $500 – $1,500 per 100g
• Ultra-High Purity (≥ 99.99%): $2,000 – $5,000 per kg
• Bulk Orders (Industrial Applications): $10,000 – $50,000 per metric ton

Factors Influencing Pricing

• Purity Level (Standard, High, Ultra-High Purity Grades)
• Particle Size & Surface Area (10 nm – 100 nm, high surface area = higher cost)
• Functionalization (Surface-modified NiO for specific applications)
• Bulk Orders & Customization (Customized solutions for industries)
• Production Method (CVD, Sol-Gel, Hydrothermal, etc.)

Conclusion

Nickel Oxide (NiO) Nanopowder/Nanoparticles are crucial materials in energy storage, catalysis, electronics, coatings, and biomedical applications. Their high surface area, electrical conductivity, and catalytic efficiency make them essential for next-generation batteries, fuel cells, and smart materials.