Indium Oxide Nanopowder (In2O3, 99.99%,high purity, 20-70nm)

Technical Specifications

1. Product Name: Indium Oxide Nanopowder
   • Chemical Formula: In₂O₃ (Indium(III) Oxide)
   • CAS Number: 1312-43-2
2. Purity
   • Grade: 99.99% (high purity)
   • Impurities: ≤0.01% (trace elements and other oxides)
3. Particle Size
   • Range: 20–70 nm
   • Particle Size Distribution: Verified using SEM (Scanning Electron Microscopy) or TEM (Transmission Electron Microscopy)
4. Morphology
   • Shape: Near-spherical or irregular particles with uniform distribution
   • Surface Area: High, due to nanoscale dimensions, enhancing reactivity and catalytic properties
5. Crystal Structure
   • Phase: Cubic
6. Physical and Chemical Properties
   • Color: Yellow to white powder
   • Density: ~7.24 g/cm³
   • Melting Point: ~1,800 °C
   • Thermal Stability: Stable under high temperatures
   • Electrical Properties: Semiconductor with a wide bandgap (~3.6 eV)
   • Optical Properties: Transparent in the visible range, making it useful in optical coatings
7. Packaging and Storage
   • Standard Packaging: Sealed in airtight, moisture-resistant containers to prevent contamination and agglomeration
   • Storage Conditions: Store in a cool, dry place; avoid prolonged exposure to air and moisture
   • Shelf Life: Stable under proper storage conditions
8. Safety and Handling
   • Hazards:
     • Indium oxide dust may irritate the respiratory system, skin, and eyes if inhaled or exposed.
     • Non-flammable but requires careful handling to prevent airborne dispersion.
   • Recommended Protective Measures:
     • Use PPE (e.g., gloves, goggles, and dust masks).
     • Handle in a ventilated area to minimize airborne particle exposure.

Applications

1. Electronics and Optoelectronics
   • Transparent Conducting Films: Indium oxide is widely used in the fabrication of transparent conducting films for use in flat-panel displays, touchscreens, and solar cells.
   • Thin-Film Transistors (TFTs): Used in TFTs for active matrix displays due to its excellent electrical conductivity and transparency.
   • Optical Coatings: Applied as a transparent electrode material in devices like photovoltaic cells and optical coatings.
2. Catalysis
   • Catalyst for Oxidation Reactions: Indium oxide is employed as a catalyst in oxidation reactions, particularly in the production of acetic acid and other organic chemicals.
   • Environmental Catalysis: Used in catalysts for reducing emissions from combustion processes and in catalytic converters for automotive applications.
3. Energy Storage and Conversion
   • Batteries and Supercapacitors: Indium oxide is investigated for its potential applications in lithium-ion batteries and supercapacitors due to its high conductivity and surface area.
   • Hydrogen Storage and Generation: Used in hydrogen storage and generation systems for clean energy applications.
4. Transparent Conductors
   • Solar Cells: Indium oxide is a key material in the development of thin-film solar cells, acting as a transparent conductive oxide layer.
   • LEDs: Used in the development of light-emitting diodes (LEDs), particularly for applications in lighting and displays.
5. Sensors
   • Gas Sensors: Indium oxide is used in gas sensors for detecting gases like CO, NOx, and alcohols due to its semiconductor properties and sensitivity to environmental changes.
   • Humidity Sensors: It is also applied in the development of humidity sensors for industrial and environmental monitoring.
6. Biomedical Applications
   • Drug Delivery: Indium oxide is studied for its potential use in drug delivery systems, especially for applications in controlled release and targeted delivery.
   • Imaging: As a material for imaging applications, it can be used in biomedical imaging, such as for X-ray and other forms of imaging technology.
7. Nanocomposites
   • Reinforcement Material: Enhances the mechanical, optical, and electrical properties of composite materials.
   • Functional Additives: Used to improve the conductivity, stability, and durability of polymers and ceramics in various applications.
8. Research and Development
   • Material Science: Extensively studied for its unique semiconductor and optical properties at the nanoscale.
   • Prototype Development: Applied in experimental setups for advanced applications in energy, environmental systems, and high-performance materials.

Key Features

• High Purity (99.99%): Ensures optimal performance and reliability in advanced applications, particularly in optoelectronics and catalysis.
• Nanoscale Size (20–70 nm): Provides enhanced surface area and reactivity for a wide range of applications, including energy storage and catalysis.
• Transparent Conductivity: Ideal for use in electronic devices and applications requiring high transparency combined with electrical conductivity.