Tungsten oxide (WO3) has the following main physical properties:
Tungsten oxide color
Tungsten oxide can take on a yellow to pale yellow color, depending on its crystal structure and purity.
Tungsten Oxide Density
Tungsten oxide has a density of about 7.16 grams per cubic centimeter, making it a relatively heavy compound.
Tungsten oxide melting point
Tungsten oxide has a melting point of about 1473 degrees Celsius (2743 degrees Fahrenheit), making it a high melting point compound.
Tungsten Oxide Crystal Structure
The crystal structure of tungsten oxide mainly includes monoclinic system (the common structure is W18O49) and tetragonal system (the common structure is WO3).
Optical Properties of Tungsten Oxide
Tungsten oxide is an optically transparent material with high transmittance in the visible light range and certain transmittance to ultraviolet and infrared rays.
Electrical Properties of Tungsten Oxide
Tungsten oxide is a semiconductor material with a certain electrical conductivity. Its conductive properties can be tuned by doping or changing the oxidation state.
Coefficient of Thermal Expansion of Tungsten Oxide
The thermal expansion coefficient of tungsten oxide is relatively small, which makes it have good stability in high temperature environment.
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