What are the differences between tetragonal tungsten oxide and cubic tungsten oxide?

Tetragonal tungsten oxide and cubic tungsten oxide exhibit significant differences in crystal structure, cell parameters, physical properties, and application areas. Below is a detailed analysis of the differences between the two:

  1. Crystal Structure of Tetragonal and Cubic Tungsten Oxide
  • Tetragonal Tungsten Oxide
    Belonging to the tetragonal crystal system, it has a crystal structure with tetragonal symmetry. The crystal structure is composed of ideal octahedra centered on tungsten ions and oxygen ions, with additional pyramidal oxygen bridges connecting the two octahedra to form a three-dimensional network structure.
  • Cubic Tungsten Oxide
    The crystal structure exhibits a cubic arrangement. The unit cell is composed of tungsten and oxygen atoms, with tungsten atoms located at the eight corners of the cell and oxygen atoms arranged around the tungsten atoms, forming a tetrahedral structure.
  1. Unit Cell Parameters of Tetragonal and Cubic Tungsten Oxide
  • Tetragonal Tungsten Oxide
    The unit cell parameters are a = 3.758 Å and c = 4.754 Å, showing a difference in dimensions along the a-axis and c-axis.
  • Cubic Tungsten Oxide
    Due to its cubic symmetry, the three edge lengths of the unit cell are equal (specific numerical values are usually not directly provided but emphasize its cubic nature).
  1. Physical Properties of Tetragonal and Cubic Tungsten Oxide
  • Tetragonal Tungsten Oxide
    It has a wide range of applications in optics and conductivity, functioning as an infrared window, catalyst, and battery material. Its unique crystal structure imparts special properties under specific conditions.
  • Cubic Tungsten Oxide
    This form possesses higher lattice stability and crystal hardness, making it suitable for applications in high-temperature and high-pressure environments. It may also have excellent optical properties, allowing its use in optoelectronics and optical devices.
  1. Application Areas of Tetragonal and Cubic Tungsten Oxide
  • Tetragonal Tungsten Oxide
    It is widely used in fields such as optics and conductivity, including infrared windows, catalysts, and battery materials.
  • Cubic Tungsten Oxide
    This form is mainly used in scenarios requiring high-temperature and high-pressure stability, as well as in optoelectronics and optical devices.

In summary, tetragonal tungsten oxide and cubic tungsten oxide exhibit distinct differences in crystal structure, unit cell parameters, physical properties, and application areas. These differences arise from their unique crystal structures and chemical compositions, resulting in varied performance and application value in different fields and conditions. When choosing which crystal form of tungsten oxide to use, one should make a reasonable selection based on specific application needs and conditions.

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

0