Tungsten Nitride (WNx)
- Practical Electron Microscopy and Database -
- An Online Book -

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The chemical reaction of nitrogen with WSi2 may form tungsten nitride and/or silicon nitride.

Table 2386 lists the properties of tungsten nitrides (β-WN and γ-WN).

Table 2386. Properties of tungsten nitrides.

β-WN
γ-WN
W2N
Main X-ray diffraction lines
18.9°, 21.9°
10.78°, 15.41°, 24.73°, 27.25°, 31.87°
Crystalline structure
Simple hexagonal
Heat of formation of nitrides (ΔH, kJ/mol)
15-22

 

 

 

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