What Are the Chemical Properties of Cesium-Doped Tungsten Oxide Particles?

The chemical properties of cesium-doped tungsten oxide particles include the following aspects:

1. Chemical Composition and Structure of Cesium-Doped Tungsten Oxide Particles

• Chemical Composition:
  Cesium-doped tungsten oxide particles consist primarily of cesium (Cs), tungsten (W), and oxygen (O). The chemical formula is represented as CsxWO3\text{Cs}_x\text{WO}_3Csx​WO3​, where xxx represents the doping amount of cesium, commonly shown as Cs0.33WO3\text{Cs}_{0.33}\text{WO}_3Cs0.33​WO3​.
• Crystal Structure:
  Cesium-doped tungsten oxide particles have a unique octahedral oxygen structure in which cesium ions partially replace the cations in the tungsten oxide lattice, forming a solid solution or non-stoichiometric compound.

2. Optical Properties of Cesium-Doped Tungsten Oxide Particles

• Near-Infrared Absorption:
  These particles exhibit strong absorption in the near-infrared region (wavelengths of 800-1200 nm), making them excellent infrared-absorbing materials.
• Visible Light Transmission:
  The material has a high transmission rate in the visible light range (380-780 nm), maintaining good visual transparency.

3. Electrical Properties of Cesium-Doped Tungsten Oxide Particles

• Resistivity:
  Cesium-doped tungsten oxide particles have low resistivity due to the high concentration of free charge carriers in their crystal structure. The specific resistivity may be influenced by factors such as material purity, crystal structure, doping concentration, and temperature.
• Electrical Conductivity:
  Thanks to their low resistivity, cesium-doped tungsten oxide particles hold potential for applications in the electrical field, such as in electrode and capacitor materials.

4. Thermal Properties of Cesium-Doped Tungsten Oxide Particles

• Thermal Stability:
  These particles maintain good performance stability in high-temperature environments, showing resistance to thermal decomposition or phase changes.
• Thermal Conductivity:
  Although specific data on the thermal conductivity of cesium-doped tungsten oxide particles may be lacking, their elemental composition and crystal structure suggest that they likely have relatively high thermal conductivity.

5. Chemical Stability of Cesium-Doped Tungsten Oxide Particles

• Corrosion Resistance:
  These particles exhibit good stability in various chemical environments and are resistant to corrosive substances such as acids and bases.
• Oxidation Resistance:
  Cesium-doped tungsten oxide also has good oxidation resistance, allowing it to retain its chemical properties over long periods in air.

6. Other Properties of Cesium-Doped Tungsten Oxide Particles

• Dispersibility:
  These particles have excellent dispersibility, allowing them to disperse evenly in solvents and form stable suspensions or solutions.
• Color and Morphology:
  The particles typically appear as a deep blue powder with a nanoscale particle size (e.g., 80-100 nm), a high specific surface area, and high surface activity.

Cesium-doped tungsten oxide particles exhibit unique chemical, optical, electrical, thermal properties, as well as strong chemical stability and dispersibility. These characteristics make them highly promising for applications in various fields, such as smart windows, automotive films, building insulation coatings, and electronic devices.

More details of tungsten oxide product, please visit website: tungsten-oxide.com
Please contact CHINATUNGSTEN for inquiry and order of tungsten oxide:
Email: sales@chinatungsten.com
Tel.: 86 592 5129595